Theory Question Paper - Bronze Master Exam S. No.
Question
Option A
Option B
Option C
Option D
Answers
Before fuel filter
After fuel filter
Before common rail
Both A & B
D
Ignition On
Ignition OFF
Engine Start
Any of these
B
Absorb Absorb water water vapor vapor
Absorb carbon monoxide.
Adsorb pe petrol va vapor.
Abso rb rb liliquid ga gasoline.
C
9.5 : 1
14.7 : 1
17 : 1
C
1
For checking the low pressure of diesel fuel injection system the gauge should be installed….
2
While checking the resistance of any circuit ……..
3
The function function of 'charcoal' 'charcoal' in in the charcoal charcoal canist canister er is is to------to-------
4
What is the ratio of air-fuel mixture, that enters into the engine, to be maintained for the effective functioning of a three-way catalytic converter?
10.5 : 1
5
Function Function of MAP sensor sensor in Alto (MRFC08) (MRFC08) is to sense----sense-------
Intake Intake fuel pressure. pressure.
Intake Intake air temperatur temperature e
Manifold absolute pressure
Manifold temperature
C
6
How many keys can be registered in swift Diesel BS IV
5
3
4
2
C
7
While registration of vehicle variant In MARUTI diesel vehicles, immobilizer cable is required. required.
True
FALSE
8
According to Euro IV norms maximum allowable CO emission from the vehicles is------
0.5
0.02
9
"In Zen Estilo DTC in ECM can be erased by using SDT, instead of disconnecting the cable from battery negative terminal." This statement is-------
True
False
10
What is the name of the coupler, where SDT is connected in MARUTI Vehicles?
Data Data Tran Transf sfer er Conn Connec ecto torr
Data Data Line Line Conn Connec ecti tion on
Data Data Link Link Conn Connec ecto torr
Data Data Line Line Coup Couple lerr
C
11
In which mode EGR step duty can be checked in SDT?
Data list
Trouble code
Tool utilities
Active Test
D
12
What is meant by engine data parameter 'FUEL-CUT - OFF' indicated by SDT?
Fuel is injected by injector
No fuel is injected by injector
Fuel Pump is switched ON
Fuel Pump is switched OFF
B
0 .0 5
0 .1
A
A
A
13
Which part could be defective if the engine oil & coolant is mixed in MARUTI Petrol v ehicle?
Cylinder Head
Oil Pan
Timing Cover
Intake Manifold
A
14
Which of the following model is having plastic range bolts on the cylinder head?
Swift-D
A Star
SX4
None of the above
B
15
What is the air gap between camshaft rotor and CMP sensor in Wagon-R (Euro IV)?
0.2-0.4mm
2.0-4.0mm
0.4-0.6mm
0.02-0.04mm
D
16
Which of the is the sequence of coolant circulation in water pump-radiator-block-head. cooled four stroke engines?
pump-block-headradiator.
pump-block-radiatorhead.
pump-radiator-headblock
B
17
What is the tightening torque of oil filter in K10B engine --------
14 Nm
13 Nm
15 Nm
14.5 Nm
A
18
Maximum oil pressure in the lubrication system is controlled by--------
Oil filter
Pump rotor.
Pressure relief valve.
Pressure switch
C
19
The oil cooler is available in lubrication system of--------
A Star
Swift- D
Swift P
SX 4- P
B
20
From the oil pump the oil goes directly to--------
oil gallery
oil strainer.
oil filter.
main bearings.
C
21
Wh W hat is the grade of transmission oil In Swift-D?
80W90
75W90
Dexron-II
HD 9 0
B
To protect the circuit and components from excessive current flows or voltage
To protect the circuit and components from excessive resistance that is over the safe operating limits as specified by their manufacturer
22
What is the purpose of fuses and circuit breakers?
23
To conduct a 'continuity' test, circuit power is…
On
Off
A
B
13
Which part could be defective if the engine oil & coolant is mixed in MARUTI Petrol v ehicle?
Cylinder Head
Oil Pan
Timing Cover
Intake Manifold
A
14
Which of the following model is having plastic range bolts on the cylinder head?
Swift-D
A Star
SX4
None of the above
B
15
What is the air gap between camshaft rotor and CMP sensor in Wagon-R (Euro IV)?
0.2-0.4mm
2.0-4.0mm
0.4-0.6mm
0.02-0.04mm
D
16
Which of the is the sequence of coolant circulation in water pump-radiator-block-head. cooled four stroke engines?
pump-block-headradiator.
pump-block-radiatorhead.
pump-radiator-headblock
B
17
What is the tightening torque of oil filter in K10B engine --------
14 Nm
13 Nm
15 Nm
14.5 Nm
A
18
Maximum oil pressure in the lubrication system is controlled by--------
Oil filter
Pump rotor.
Pressure relief valve.
Pressure switch
C
19
The oil cooler is available in lubrication system of--------
A Star
Swift- D
Swift P
SX 4- P
B
20
From the oil pump the oil goes directly to--------
oil gallery
oil strainer.
oil filter.
main bearings.
C
21
Wh W hat is the grade of transmission oil In Swift-D?
80W90
75W90
Dexron-II
HD 9 0
B
To protect the circuit and components from excessive current flows or voltage
To protect the circuit and components from excessive resistance that is over the safe operating limits as specified by their manufacturer
22
What is the purpose of fuses and circuit breakers?
23
To conduct a 'continuity' test, circuit power is…
On
Off
A
B
24
What is the function of the ignition coil?
It creates the spark at the spark plug
It ignites the air fuel mixture in the engine
It raises the voltage from the battery
Distribute the high-tension voltage surges to the individual spark plug at the correct point in the engine cycle
Distribute the hightension voltage surges to individual spark plugs in the correct sequence, at the correct time in the engine cycle
Coil (or coil packs) and the spark plug
Electronic control unit and the spark plug
Full flow
By-Pass
Half-pass
Treble-pass
B
None of the above
C
25
The purpose of a distributor in ignition system is to…
26
What components do the spark plug leads connect?
27
Which is the most common oil filtering system employed on automotive vehicles?
28
Generally, the initial ignition timing is checked at…
Idle speed
High idle speed
1500 rpm
No specific engine speed
A
29
What assists in controlling lateral movement of the crankshaft?
Main bearing shells
Big end bearings
Crankshaft lateral bearings
Crankshaft thrust bearings
D
30
The camshaft of an overhead valve train is driven by…
Timing sprocket
Timing gear
Timing chain or belt
Timing idler belt or sprocket
C
31
To return the inlet and exhaust valves to their seats after opening by the cam, most four-stroke engines use…
Pres Pressu sure re diff differ eren enti tial al
Grav Gravit ity y
Spri Spring ngss Forc Force e
Mech Mechan anic ical al leve levers rs
C
32
In a four-stroke engine which stroke occurs immediately before the power stroke?
Combustion
Exhaust
Intake
Compression
D
33
The purpose of the crankshaft is to…
To allow continuous movement of the pistons
Hold the connecting rods together
A
34
A vehicle with two doors and a fixed roo f is commonly referred to as a…
Sedan
Coupe
Convertible
Hatch
B
35
A fu lllly -c -c ha har ge ged 6 c el el l a ut ut om om ot ot iv iv e ba tt tt er er y s ho ho ul ul d i nd ndi ca cat e
1 2V 2V
1 2. 2. 6V 6V
Both B and C
D
Convert reciprocating Join the connecting rods motion into rotary motion to the pistons
B
B
sp. Gravity of 1.290 at o
32 C
36
With the increase of battery temperature, the specific gravity of electrolyte
37
The ratio of the distributor shaft and the crankshaft speeds is
38
The capacity of a battery is determined by the number of plates per cell and
39
All of these statements are true about the operation of the EGR emission control system except
40
Reducing the compression ratio of an engine reduces the combustion temperatures and this
Reduces the amount of NOx formed
41
One method of reducing NOx in the exhaust gas is to
Increase valve overlap
Reduce valve overlap
42
If the oxygen concentration is low in exhaust gas , the air fuel mixture is
Lean
Rich
About right
None of the above
B
43
Missing in one cylinder may result from
a clogged exhaust
an over heated engine
a vapor lock
a defective spark plug
D
44
Valve overlap occurs between
intake and compression strokes
compression and power strokes
power and exhaust strokes
45
T he w ar p ag e o f c yl in de r h ea d i s c he ck ed w it h a
m et al r ul e
v er ni er ca lip er
m ic ro met er
46
While lapping a valve, the lapping compound is applied to its
face
stem
guide
tip
A
47
The stem clearance in the valve guide is checked by means of a
metal rule
v ernier caliper
micro meter
dial gauge
C
48
A radiator cap contains a
Pressure valve
thermostat valve
blow-off valve
pressure and vacuum valve
D
i nc rea ses
d ec rea ses
s ta ys t he s am e
n on e o f t hes e
B
one
one-half
one-fourth
two
B
number of cells
shape of plates
size of plates
Number of separators
A
The EGR valve allows exhaust gases to enter the intake manifold
The EGR valve is open at engine idle
The EGR system reduces NOx emissions
The EGR system reduces combustion chamber temperatures
B
Increases the amount of Reduces the amount of Increases the amount of NOx formed Hc formed H2O formed
Prevent valve overlap
All of the above
exhaust and intake strokes
d ia l g au ge
A
A
A
A
Hot
Cool
At operating temperature
None of the above
C
Lean air-fuel mixture is required for
starting
idling
cruising
acceleration
B
51
The throttle valve controls the supply of
air only
fuel only
air fuel mixture
none of these
A
52
The amount of fuel delivered by the injector depends upon the
size of injector nozzle
pressure pushing fuel through the injector
length of time the injector is open
all the above factors
D
53
A glow plug is
a decompression device
installed in the inlet manifold
screwed into the combustion chamber
used to plug the leakage of fuel
C
54
The special tool used to Ream valve guide bore is
5 mm Reamer
7 mm Reamer
10 mm Reamer
12 mm Reamer
The term 'wheelbase' refers to the measurement of…
The center of the front axle to the center of the rear axle.
The difference in the measurements from one side of the vehicle to the other side of the vehicle.
The side to side of t he vehicle
The center of the tire tread to the center of the tire tread on the opposite side
A
56
The purpose of the timing chain guides are to…
To make sure the chain has the correct tension
To make sure the chain has an appropriate amount of lubrication directed to it
To reduce noise and vibrations
To reduce chain wear
A
57
Which of these is NOT one of the functions of a radiator cap?
Increase the boiling point of the coolant
Prevent the chemical additives in the coolant from breaking down
Maintain pressure inside the radiator
Seal the cooling system against external contamination
B
58
A potentiometer-type throttle position sensor:
indicates throttle opening by means of a variable frequency signal
cuts off the air supply when stopping a diesel engine
indicates throttle opening by means of a varying voltage signal
is used to change the octane rating setting of the ECM
C
59
In EECO vehicle, engine oil is to be replaced during first service.
True
FALSE
49
The purpose of the thermostat is to keep the engine
50
55
A
B
60
Cleaning condenser fins is a part of periodic maintenance schedule.
61
_____________ is the turning force required to turn or twist any object.
62
True
FALSE
Power
Torque
Speed
Which of these are the benefits of timely air filter replacement?
Less pollution
Better mileage
Better performance
All of the above
D
63
Oil pressure relief valve is operated by_________.
Due to increase the oil pressure more than specification
Switch
Solenoid
None of the above
A
64
For 20W40 oil, 40 means _________.
High temperature viscosity grade
Low temperature viscosity grade
Medium temperature viscosity grade
temperature of oil
A
65
While filling recommended quantity of engine oil, the oil level should come up to_________.
maximum mark
Minimum mark
between maximum and minimum mark
cant say
C
66
Wheel alignment is a part of periodic maintenance schedule.
True
FALSE
67
While inspecting thermostat valve, it opens to a lift of________.
8 mm
5 mm
10 mm
None of the above
A
68
High pressure valve in cooling system allows coolant flow from__________.
Radiator to reservoir
Reservoir to radiator
No flow into reservoir
None of the above
A
69
Normal coolant flow sequence is through_______.
70
Cooling system cap in swift diesel is fitted on _________.
71
Thermostat valve is checked by___________.
72
Antifreeze increases the boiling point of coolant.
water pump - Cyl blockheater core-cyl.head
B
B
Water pump-thermostat- water pump-cyl blockcyl head-cyl block cyl head-heater core
radiator
Coolant reservoir
Micrometer
Dial gauge
True
FALSE
B
water pump-heater corecyl head-cyl block
C
B
Hot water bath
SDT
C
A
73
In normal condition ABS ( Antilock brake system) reduces the braking distance.
True
FALSE
A
74
Air Bag (SRS) system can be check by digital multimeter.
True
FALSE
B
75
In K-series engine, the valve clearance should be inspected every__________.
10000kms
20000kms
76
It is preferable to check valve clearance in hot condition rather than in cold condition.
True
FALSE
77
If first cylinder is in compression stroke, then both the rocker arms will be_________.
Tight
Free
Inlet free and exhaust tight
Inlet tight and exhaust free
B
78
In BS-IV engines, ignition timing is fixed to 5 degrees BDTC by using_______.
monitor coupler
SDT
Timing light
Dwell meter
B
79
SDLI system stands for_______.
Sequential distributor less ignition system
Smart distributor less ignition system
Single direct line ignition system
None of the above
B
80
Ignition timing ___________with increase in engine speed.
Advances
Retards
Remains same
81
While checking ignition timing, all electrical loads should be off.
True
FALSE
A
82
During engine vacuum test, engine should be at normal operating temperature.
True
FALSE
A
83
While conducting compression test on petrol engine __________.
Accelerator has to be depressed
Clutch has to be depressed
84
Write down the maximum allowable difference in compression between 2 cylinders of petrol vehicle.
1 kg/cm
85
The causes of poor compression are______________.
2
Worn out piston rings
1.5 kg/cm
30000kms
40000kms
C
B
2
Damaged Valves or Valve Seats
Both of the above
2kg/cm
2
Blown cylinder head gasket
No change
A
None of the above
C
3 kg/cm2
A
All of the Above
D
86
Recirculation ball type steering system is available in which MSIL model.
Versa
Ritz-diesel
Eeco
Omni
D
87
All wheel independent suspension is available in which MSIL vehicle.
A star
Wagon R
SX4
Grand vitara
D
88
Pollution is to be checked when engine is operating at__________.
Cold condition
Normal working temperature
Any condition
89
At the time of deceleration, the fuel injection will be cut-off for a while.
True
FALSE
90
Name the component used for brake force distribution.
master cylinder
Wheel cylinder
Brake booster
Proportionate valve
D
91
Fully charged battery specific gravity should be_______.
1 .1 1 7
1 .1 2 2
1.27
1 .3 8 8
C
92
Which Which type type of of brak braking ing system system is used used in in MSIL MSIL vehicl vehicle? e?
Mechan Mechanica icall brak brake e syst system em
Air assisted hydraulic brake
Air brake
Vacuum assisted hydraulic brake
D
93
Rear wheel toe-in can be measured in Swift.
True
FALSE
B
94
Caster and Camber can be adjusted _________.
True
FALSE
B
95
Turbocharger is operated by_________.
Intake air
Exhaust gas
electrical motor
96
EGR ( Exhaust gas recirculation system) is provided to reduce _________.
HC
CO
Nox
CO2
C
97
Sequential petrol injection:
uses a single throttle body injector
has two injectors for each cylinder
delivers fuel to each cylinder on each induction stroke
must operate the injectors by pulse width modulation
C
B
A
None of the above
B
98
Exhaust gas recirculation valves:
control the movement blow hot gas into the of exhaust gas from the exhaust system to heat up exhaust system into the the catalyst intake system to help reduce NOx
are not used on diesel engines
used to provide data that enables the ECM to know the state of always analogue signals variables, such as engine speed, air flow etc.
are used to operate exhaust brakes on heavy vehicles
B
always frequency signals
B
A
99
Sensor inputs to the ECM are:
used only for generating fault codes
100
A carbon canister is used:
in evaporative emissions control systems
to provide a reserve supply of fuel
to allow fuel vapor to be introduced into the exhaust system
to improve the cetane rating of diesel fuel
101
Functi Function on of MAP sensor sensor is to sense sense
intake intake fuel fuel pressu pressure. re.
intake intake air temper temperatu ature re
intake intake air pressu pressure re
manifo manifold ld temper temperatu ature re
C
102
Function of TP Sensor is to sense
throttle pressure
throttle position
throttle polarity
throttle puncture
B
103
EGR valve operates in MPI vehicles under
Idle Condition
Low loads
High altitudes
High loads
D
104
ECM Raises the Engine RPM when the A/C is switched ON by controlling
Throttle valve
Ignition timing
IAC valve
Injection Pressure
C
105
In case the Ignition Switch of MPI vehicle is switched ON what will happen?
Fuel Pump will remain ON
Fuel Pump will remain OFF
Fuel Pump will Switch ON for 2 to C seconds and then switch OFF
Fuel Pump will Switch ON for 4 to 5 seconds and then switch OFF
C
106
In In case the main re relay is is defectiv e, e, what wi will ha happen?
MIL wi will glow
Fuel Pump wi will not st start
Engine will start
Engine will have hard starting problem
B
107
What is the sequence of operation of relays?
Main relay - Fuel Pump Relay
An Any sequence
C
Main relay - Radiator Fan Fuel Pump relay - Main Relay - Fuel Pump relay relay
108
Brake bleeding operation is performed from
109
If air is present in the power steering system, what will happen?
110
In which condition tire rotation is required?
111
Any sequence
wheel cylinder farthest to master cylinder & then at front caliper on the same brake line
wheel cylinder nearest to master cylinder & then at front caliper
wheel cylinder nearest to master cylinder & then at front caliper on the same brake line
Steering will feel heavy & power steering makes Steering may feel heavy humming noise
B
steering wheel may feel heavy
Power steering may make humming noise
front tire wear is different from the rear
uneven wear exists across the tread of any tire
In case alternator is not charging the battery, in MPI vehicle , the battery should be changed in vehicle running condition.
. True
. False
112
If the exhaust gas is low in oxygen, the air fuel mixture is
Lean
Rich
113
The circuit of Fuel injectors are connected parallel
True
False
114
What is the Valve clearance (in mm.) of Intake side in cold condition in swift?
. 0.13 – 0.17
. 0.11 – 0.19
. 0.23 – 0.27
. None of the above
D
115
Brake caliper noise can be stopped by using one of the grease .
Servo gem 3 (yellow )
Molex (Black)
Silicon (Red )
Lithium
C
116
Lamination Wind Shield is used as a safety purpose.
True
False
A
117
Wind shield washer spray functioning check to be done at each service. It is the responsibility of the workshop.
True
False
A
118
Brake Oil of different grades can be mixed.
True
False
B
119
While driving down the hill vehicle with 5 speed gear box should be driven at -
2nd Gear
3 rd Gear
tire wear is unequal between left and right tire
al all of the above.
A
D
B
About right
None of the above
B
B
4th Gear
5th Gear
A
120
What is the standard water pump (Fan) drive belt tension(mm) in MBC08 (Euro III)?
121
When comparing two oils of viscosities SAE 20 and SAE 40, which one has the highest viscosity?
122
5-6.
6-7.
7-8.
8-9.
B
SAE 20, viscosity means density
SAE 40, viscosity means density
SAE 20, viscosity means thickness
SAE 40, viscosity means thickness
D
What is the purpose of the relief valve, which is fitted to the main oil gallery of an engine?
To maintain the maximum oil pressure.
Open when the oil is hot.
Maintain the supply if the gallery becomes blocked.
Stop the oil flow to the bearings when the pressure is low.
A
123
The main pollutants from the engine exhaust, apart from hydrocarbons are------
CO and CO 2
CO2 and NOx
CO and NOx
CO2 and H 2O
A
124
In MPFI vehicles, ECM controls the operation of Injectors by-------
All of the above
None of the above
B
125
Connecting rod connects the crankshaft and the------
cylinder head
cylinder block
piston
crankshaft
C
126
On the front side of an automotive engine---------are mounted.
Timing gear
Vibration damper
Damper pulley
All of the above
C
127
On the rear side of an automotive engine-------are mounted.
Flywheel
Counterweight
Vibration damper
Timing sprocket
A
128
How many main bearings are fitted with a 4-Cylinder engine?
2
5
4
6
B
129
Most commonly used valve-actuating mechanism in MARUTI vehicles is------
Side valve mechanism
Overhead valve mechanism
Overhead inlet and side exhaust valve mechanism
None of these.
B
130
The engine valves are closed by-------
Crankshaft
Camshaft
Timing device
Valve springs
D
131
The camshaft controls-------
Valve opening
Valve closing
Valve timing
All of these.
D
132
After leaving the engine, the coolant flows to-------
Pump inlet
Radiator
Reservoir
None of the above.
B
Providing Negative Providing Positive power power supply to the Fuel supply to the Fuel Injector Injector
133
The radiator core is usually made of-------
134
The purpose of the thermostat is to keep the engine------
135
Purpose of the radiator fan in an automotive engine is to-----
136
Radiator fan in MARUTI 800(MBC08) is operated-------
137
Brass
Steel
Cast iron or brass
Plastic.
A
Hot
Cool.
At normal operating temperature.
None of the above.
C
Increase flow of coolant
Draw air through the radiator.
Cool the engine by blowing air over it.
Provide drive to the water pump.
B
Electrically
Mechanically
Hydraulically
Pneumatically
A
The Primary function of lubricating oil in an automotive engine is to provide------
Cooling effect
Sealing action.
Cleaning action.
Reduce wear.
D
138
What is the immediate effect of petrol in diesel engine?
Pre-ignition
No difference
Low mileage
Low power
A
139
In Swift Diesel the maximum fuel pressure can be------
250-300bar
300-400bar
400-500bar
1300-1400bar
D
140
What is the function of glow plugs in Swift Diesel engine?
It is a decompression device.
To pre-heat the diesel
To pre-heat the combustion chamber
To initiate the combustion
C
141
What will happen, in case IAT sensor fails in a MARUTI 800?
MIL will not glow
MIL will blink
MIL will glow while engine is start
None of these
C
142
When A/C is switched ON, Injection pulse width will-------
Increase
Decrease
Remains the same
Either Increase or decrease.
A
143
When IAC Duty increases, what will be the effect of it on engine idle RPM?
Engine Idle RPM increases
Engine Idle RPM decreases
Engine Idle RPM is constant
Engine Idle RPM may increase or decrease
A
144
When an MPFI engine is running, the fuel pump operates-----
Continuously
Switches OFF during Fuel Cut
C ut s O FF i nt erm it ten tl y
N one o f t he a bo ve
A
145
When an engine are disassembled and assembled, it is always recommended to replace the--------
Cork gaskets
Asbestos gaskets
Rubber gaskets
All gaskets
D
146
The oil pan in SX4 engine is made of---------
Aluminum
Cast iron
Brass
Steel
A
147
In a four stroke engine-------convert the reciprocating motion into rotary motion.
Crankshaft
Camshaft
Flywheel
Pulley
A
148
When the piston is at TDC, the v olume above the piston in the cylinder is the--------
Clearance volume
Compression ratio
Volumetric efficiency
none of these
A
149
The purpose of piston rings are to -------
Maintain Combustion pressure
For Cylinder wall lubrication
Av oid Oil consumptio n
All of the abov e
D
150
The camshaft drive, which does not require any kind of lubrication is a-------
Chain drive
Gear drive
Toothed rubber belt
None of the above
C
151
Valve overlapping occurs between-------and--------strokes
Intake & Compression
Compression & Power
Power & Exhaust
Exhaust & Suction
D
152
The engine may require overhauling in case of--------
Poor compression
Excessive consumption of lubricating oil
Mechanical failure
Any of the above.
D
153
The most widely used fuel supply system for MARUTI car engines is the Gravity system
TRUE
FALSE
154
Fuel pump pressure in MARUTI models should be approximately--------
155
Oil pressure of an automotive engine should be checked in------condition
156
2.0kg/cm
2
1.50kg/cm
B
2
3.10kg/cm2
3.50kg/cm2
D
Normal Operating Temperature
D
Cold
Hot
Any Temperature
What is the replacement period of Versa transmission oil?
10,000KM
20,000KM
20,000Km or two years
40,000Km or two years
C
157
In petrol engine, Fuel injection takes place at--------
Piston Top
Intake port
Air Filter
Throttle body
B
158
EGR is available in _______
A star
SX4 BS-III
Wagon R 410
Swift 412
D
159
EGR system is employed for controlling emissions of---------
160
HC
CO
NOx
HC and CO
C
In Swift diesel cam shaft sprocket driven by________
Mount type chain
Roller type chain
Belt
None of the above
B
161
In case of four cylinder in line engine, the no. of firing stroke in one revolution of crank shaft is--------
1
2
3
4
B
162
In four cylinder engines the ignition advance depends on-------
Calculated Load
Engine speed
Coolant Temperature
All of the above
D
163
How the ignition timing in Versa is adjusted?
With the help of Multimeter
Adjusting the CMP sensor
A dj us ti ng t he di st rib ut or
R ep la cin g the r es is to r
D
164
What will be the result if the spark plug gap in a four stroke engine is less than the specified standard?
Low pick-up
Low mileage
High HC level in exhaust
All of the above
D
165
In spark ignition engine, brown deposit on spark plug indicates that the engine has been generally operating on-------
Lean mixture
Stoichiometric mixture
Rich mixture
None of the Above
B
166
Compression pressure of petrol engine is ………… then diesel engine.
Higher
Lower
Equal
None of the Above
B
167
In MARUTI vehicles a temperature indicating gauge inside cluster indicates the temperature of--------
Engine Piston
Engine cylinder
Lubricating oil
coolant
D
168
In K series engines the type of ignition system used is-------
Smart Distributor less Ignition system
Dual Distributor less Ignition system
Dual Distributor Ignition system
Distributor Type
A
169
The purpose of snapshot test mode in SDT is to ?
Storing engine data parameter before and after the problem occur
Storing engine data parameter exactly when the problem occurs
To store the DTC when problem occurs
Both A and B
D
170
SDT diagnostic tool cannot be used on following vehicles?
Swift - P
Vitara
A star
Omni LPG
D
171
Which of the following part is not common to a petrol and a diesel engine?
Air cleaner
Exhaust silencer
Fuel pump
Spark Plug
D
172
Turbo charger is fitted in -------
173
In internal combustion engine the all valves should be fully closes---------
174
While measuring the valve clearance--------
175
Which one of the following is not a part of the fuel injection system for diesel engine?
176
MPFI stands for
177
SX 4 Petrol
Swift Petrol
Sx 4 Diesel
Wagon R
C
During Suction Stroke
During Compression Stroke
During Exhaust Stroke
None of the above
B
Valve should be fully o pen
Valve should be fully closed
Electrical Pump
Fuel Filter
Air cleaner
High Pressure Pump
C
Many Point Fuel Injection
Multi Point Fuel Injection
Multi Port Fuel Injection
Both (B) and (C)
D
When pressure has increased in cooling system the coolant will flow …….
Engine to Radiator
Reservoir to Radiato r
Radiat or to engine
Radiat or to Reserv oir
D
178
When pressure has decreased in cooling system the coolant will flow …….
Engine to Radiator
Reservoir to Radiato r
Radiat or to engine
Radiat or to Reserv oir
B
179
What will be standard spark plug gap in K12 M engine?
0.7 ~ 0.8 mm
0.5 ~ 0.6 mm
0.8 ~ 0.9 mm
1.0 ~ 1.1 mm
D
180
The purpose of crank case ventilation is to-------
Cool the oil
Remove vaporized fumes and fuel vapors
Supply oxygen to the crank case
Assist in maintaining the viscosity of fuel
B
181
The device in the cooling system to increase the boiling point of the water is ---------
Radiator
Drain plug
Water jacket
Radiator Pressure cap
D
182
In Swift-Diesel which type of fuel pump is available?
183
What will be the immediate result of excess water in fuel in High pressure pump will be the Swift Diesel? affected
Fuel feed pump will be affected
Common rail will be affected
Water in Fuel Sensor indication light will be ON
D
184
Purpose of the resonator in an automotive engine is to------
To increase the amount of air available
To reduce the suction noise
To maintain the temperature of engine
Both (A) and (B)
D
Electrical pump
Mechanical pump
Valve should be partially Valve should be partially open closed
Both A & B
Neither A & B
B
C
185
In a diesel engine the function of the fuel injector is---------
186
The escape of burned gases from the combustion chamber through the piston and cylinder clearance into the crank case is called---------
187
In diesel engine the injection is cut by ……..
188
Inspection of diesel fuel injector is done by ………….
189
To mix fuel and air
To ignite air fuel mixture
To provide flame for ignition
To spray atomized fuel in the cylinder
D
Gas loss
Blow-by
By pass
Passed gas
B
Discontinuing the negative supply to injectors
By stopping the high pressure pump operation
By closing the shut off valve
By giving the positive supply to injectors
A
C heck ing t he resist ance
Checking the back flow
Po wer balance test
All of the abov e
In an automotive engine oil pan is attached--------
To the bottom of the cylinder block
In a separate unit away from the crank case
At the top of the cylinder block
At the outside wall of the crankcase
A
190
The function of oil scrapper ring is to--------
Retain compression
Scrap the oil from cylinder wall
Maintain vacuum
Reduce piston wear
B
191
Connecting rod is attached to the piston by the -------
Big end bearing
Piston pin
Cap bolt
Castle Nut
B
192
Excess oil consumption in an engine may be due to--------
Leakage of oil through oil pan gasket
Poor quality or improper viscosity of engine oil
valve seal damage
Any of the above
D
193
In an engine the probable cause of low oil pressure will be-------
Oil strainer is chocked
Oil pressure relief valve is defective
Defective oil pump
All of the above
D
194
"In an engine the oil pressure is higher than the specification." The defective part could be the--------
Crankshaft
Camshaft
Oil pump
Oil filter
C
195
In A star the size of the intake valve of engine is---------
Same as that of exhaust valve
Smaller than exhaust valve
Larger than that of exhaust valve
Does not depends on the size of exhaust valve
C
196
Combustion in the engine may be affected by---------
Atmospheric pressure
Changes in air temperature
Humidity
All of these.
D
197
In automotive engines, the flywheel----------
Smoothens the flow of power
Serves as part of the clutch, cars with manual transmissions
Has teeth that mesh with the starting motor drive pinion
All of these.
D
D
198
In diesel engine a clogged diesel filter could result in -------
199
The breaking up of a liquid into fine droplets by spraying is called---------
Vaporization
200
Mixing of fuel and air in diesel engine happens in--------
Fuel pump
201
In MPFI vehicles, for supplying petrol from fuel tank to the common rail, the fuel system have---------
202
The device used to reduce the exhaust noise is known as------
203
The device used to measure the clearance between the valve and tappet of an internal combustion engine is-------
204
Return flow will increased
Lower fuel pressure in common rail
Loss of power.
All of these.
D
Carburetion
Atomization
Ionization
C
Injector
Inlet manifold
Engine cylinder
D
van pump
A vacuum pump
A fuel pump
Gear pump
C
Exhaust manifold
Exhaust pipe
Tail pipe
Muffler
D
Snap gauge
Micrometer
Feeler gauge
Plastic gauge
C
Loss of engine compression may be resulted because of the-------
Defective fan belt
Excess oil level
Excessive tappet clearance
Worn out ring
D
205
Bl ue sm ok e f ro m e xh aus t i n a pet ro l e ng in e i s d ue to --- -- -- -
E xc es si ve ai r
E xc es siv e r ic h m ixt ur e
Burning of oil in combustion chamber
Incorrect valve adjustment
C
206
What is the main purpose of the water pump by pass hose in the engine cooling system?
207
In which mode fixed spark can be done in SDT?
208
EVAP purge duty can be checked by SDT?
209
What is engine data parameter 'CALC LOAD' indicates when viewed by SDT in data list?
210
What is meant by engine data parameter 'BAROMETRIC PRESSURE' indicated by SDT?
To reduce the pressure at To allow coolant flow To prevent air pockets in To prevent collapse of the water pump outlet within the engine while the water pump housing the lower radiator hose during high engine speeds the thermostat is closed
Tool utilities
Trouble code
B
Data list
Active Test
B
True
FALSE
Calculated Load on Alternator
Calculated Load on engine at that time
Throttle opening %
None of the above
B
Fuel Delivery Pressure
Intake Manifold Pressure
A tmospheric Pressure
Exhaust Gas Pressure
C
A
211
What is meant by engine data parameter 'FUEL-CUT - ON' indicated by SDT?
Fuel is injected by injector
No fuel is injected by injector
Fuel Pump is switched ON
Fuel Pump is switched OFF
B
212
If the coolant level in an engine is lower than the specified quantity, the end result could be--------
Piston seizure
Engine knocking
Bearing damage
All of the above
D
213
If the oil level in the oil pan of a four stroke petrol engine is maintained above the specified level, the problem could be-------
Low milage
Carbon deposits
Low pickup
All of the above
D
214
Main bearings…
Support the camshaft in the cylinder block
Join the connecting rod to the crankshaft
Support the crankshaft in the cylinder block
Join the connecting rod to the piston
A
215
In which of the following system, only grease is used for lubrication?
Transmission
Engine
Differential
Tie rod end
D
216
Grease cannot be used as a lubricant for the lubrication of-------
Water pump
Front wheel bearing
Transmission Input shaft
Drive Shaft
C
217
If an engine shows lack of power in running the probable cause could be-------
Poor compression
Faulty ignition timing
Overheating
Any of the above
D
218
The function o f fly wheel in an engine --------
Dampening of v ibrations
Balancing of weight of crank shaft
Stores kinetic energy
All of the above
D
219
Which series of engine used in SX4 vehicle
JB series
M series
Z- series
K series
B
220
Cylinder block is made of ________in alto C08.
Steel
Aluminum alloy
Cast iron
Brass
C
221
Two types of piston rings are--------
Compression and oil scraper.
Compression and combustion
Combustion and exhaust
Scuffed and scored
A
222
If humming noise comes while pressing clutch the problem may be
Clutch plate defective
Pressure plate defective
Release bearing
Transmission input shaft bearing
C
223
Which type of clutch system is used in versa?
Multi plate type
Coil spring clutch
Diaphragm clutch
None of these
C
224
How many oil seals are fitted on crank shaft
225
1
2
4
5
B
The most commonly used valve in an automobile engine is--------
Poppet valve
Sleeve valve
Rotary valve
None of these.
A
226
The clutch cover is bolted to the--------
Friction disk
Flywheel
Car frame
Engine block
B
227
Clutch plate wear result to_________
Low pick-up
Low average
Engine overheating
All of these.
D
228
Wh at i s t he p ur po se o f c lut ch is __ ____ __
229
"In a manual transmission vehicle an abnormal noise comes when clutch is engaged, and the same disappears when disengaging the clutch. The problem co uld be--------
230
The clutch is located between the transmission and the-------
231
The release bearing should come in contact with pressure plate-------
232
In SX4, the clutch disengagement is assisted by?
233
What could be the result in case no free play is provided for clutch pedal?
234
T ran sfe r t he en gin e po we r E ng ag e t he t ran sm iss io n
Disengage the transmission
All of the above
D
Clutch plate defect
Input shaft bearing defect
Release bearing defect
All of these.
B
Flywheel
Rear axle
Propeller shaft
Differential.
A
Vehicle is stationary.
Vehicle is running very fast.
Vehicle is driven very slow.
C lutch pedal is pressed.
D
Cable
Rod
Hydraulic pressure
Electrically
C
Low pickup
Low average
Engine over heating
All of these.
D
The purpose of transmission in an automobile is--------
To vary the speed of the engine.
To vary the torque of the engine
To vary the Speed and torque of vehicle
None of the above.
C
235
How many propeller shafts are available in Gypsy king?
Two
Three
One
None of these
A
236
Which transmission unit disengages the drive and provides a smooth take up of the drive?
Clutch
Gearbox
Final drive
Differential
A
237
The symptom of 'clutch plate not getting disengaged' while pressing the clutch pedal is--------
238
S pr in gs in cl ut ch pl at e ar e m ea nt to red uc e-- --- --
239
Clutch slippage is particularly noticeable---------
240
As a general rule, if the face of a friction disk is found worn out up to the rivet head, then-------
241
The purpose of waste gate in Turbo charger is to--------
Burning Smell
Clutch Slippage
Difficult to shift gear
All of these
D
T en sio na l v ib ra ti on s.
Fluctuation in engine speed.
Torsional vibration
All of these.
D
During idling
At low speed
During acceleration
None of these
Rivet should be replaced
Rivet Head should be filed
The friction disc should be replaced
waste some of the engine power to prevent No x production
The clutch assembly should be replaced
Allow some exhaust gas Prevent excessive fuel Prevent excessive power to bypass to maintain consumption during low output during part the boost pressure speed operation throttle operation
C
C
B
242
Which one of the following is the trouble due to faulty clutch?
Dragging
Rattling
Slipping
All of these.
D
243
While replacing the ECM of swift D registration is required for………..
Only ECM
Only Vehicle variant
Only Immobilizer and keys
All of these.
D
244
What will be the trouble in a spark ignition engine if spark leaks from the spark plug?
Loss of power
Engine miss-fairing
HC high
All of these.
A
245
If you need to top up the battery electrolyte of the vehicle very frequently, then the battery probably-------
Overloaded
Sulfated
Old
Overcharged
D
246
A fully charged, 6 cell automotive battery should have--------
11 V
12.6 V
SP. GRAVITY OF 1.290 AT 32 deg C.
Both (B) and (C)
D
247
For measuring current, the multimeter red wire should be connected on Multimeter at__________.
10A socket
V socket
COM terminal
248
While measuring battery voltage, the range to be selected on Multimeter is__________.
2V
200mV
200V
20V
D
249
In K-series engine, Spark plugs are to be replaced at every__________.
20000kms
40000kms
60000kms
80000kms
B
A
250
In Swift Diesel, water pump belt is adjusted by_________.
251
_________ cuts of the AC compressor when system pressures is too high or too low.
Thermister
Dual pressure switch
252
Thermister is provided to prevent ice formation on evaporator.
True
FALSE
A
253
In Swift Diesel, thermister is fitted on evaporator.
True
FALSE
B
254
For checking battery current leakage the multimeter should be connected in___________.
Parallel
Series
255
If CKP sensor fails, vehicle will start and misfire.
True
FALSE
256
If spark plug gap is more than specification it will result in to_________.
Weak spark
Misfire
No effect
None of the above
B
257
In Ritz vehicle, the maximum limit for current drain in ignition OFF condition should be_________.
1Amp
10Amps
0.15Amp
0.1Amp
C
258
Valve clearance adjustment is a part of PDI checklist.
True
FALSE
B
259
In K series engine, water pump belt replacement is to be done every 60000kms.
True
FALSE
A
260
Master cylinder and wheel cylinder (boot and piston kits) should be replaced every _____________kms.
20000kms
40000kms
60000kms
261
In diesel engines, what is the method to service the air filter?
Cleaning
Replacement
Both of the above
262
Engine oil bypass valve is fitted at_________.
Oil strainer
Oil pump
Oil filter
Manual method
Automatic belt tensioner
Not adjusted
AC compressor relay
Any condition
B
Expansion valve
None of the above
B
B
B
Does not require periodic replacement
B
B
Cylinder block
B
263
Low oil pressure warning lamp glows when ________.
Oil pressure is lower than specified limit
Oil pressure is higher than specified limit
Engine oil quantity is more
None of the above
A
264
In petrol vehicle, engine oil level should be checked in which condition?
5 min after engine stop
Engine at idle speed
Immediately after stop
Any condition
A
265
Oil filter cap in diesel engine should be tightened to ___________Nm torque.
2.5Nm
25Nm
50Nm
10Nm
B
266
Spark plug is tightened to specified torque using __________.
Ratchet handle
Spark plug torque socket
torque wrench
Not specified
B
267
Low pressure vacuum valve in cooling system allows coolant from _________.
Radiator to reservoir
Reservoir to radiator
No flow into reservoir
268
Normal coolant (water : antifreeze) ratio in petrol engine is _________.
50:50
75:25
60:40
269
Coolant by pass passage is available ________.
270
Normal coolant (water : antifreeze) ratio in diesel engine is __________.
50:50
75:25
271
Used coolant can be disposed off in normal water drainage system.
True
FALSE
272
Leakage from a cooling system can be checked by ________.
Visual inspection
Refractrometer
273
What is the radiator cap holding pressure while checking using cap tester ______.
274
Which of the models have a hydraulic valve adjuster system?
275
Before valve clearance checking, we must ensure that valves of respective cylinder should be in __________.
Before thermostat
2kg/cm
2
Before water pump
1.1kg/cm
After thermostat
60:40
B
70:30
After heater core
70:30
D
A
A
B
2
Radiator cap tester
None of the above
D
1 bar
None of the above
B
A-Star
SX4
Alto410
Swift Diesel
D
Fully open condition
Fully close condition
Partially open
Any position
B
276
In SX4 engine, Valve Clearance is adjusted by___________.
277
While checking ignition timing through SDT, the ignition timing is fixed at _______.
5 Degree BBDC
278
Adjustable CMP sensor is available in ________.
Wagon R 310
Alto K10
279
Resistor is available in_______ model for adjusting the ignition timing.
EECO
Grand Vitara
Alto K10
Versa
D
280
Engine vacuum is highest in which of the following condition?
at idle RPM
at 2000RPM
at 4000RPM
at 6500RPM
A
281
E ng in e co mpr es si on te st is an ind ica to r o f _ ____ ___ .
B or e - pis to n c le ar anc e
V alv e s ea ti ng
Cylinder head gasket sealing
All of the above
D
282
The low charged battery affects the cylinder compression test.
283
Compression gauge for Diesel engine is to be fitted at________.
284
Oil pressure test should not be done in cold condition because______.
285
Which of these gases are pollutant gases?
286
Stoichiometric ratio for petrol engine is
287
In A-Star vehicle, fuel filter is available at ________.
288
After brake bleeding, the bleeder plug has to be tightened by ________.
Screw type adjuster
Hydraulic adjust er
5 Degree BTDC
Tappet type adjuster
Shim type adjuster
D
8 degree BTDC
None of the above
B
Swift Diesel
Alto 308
D
True
FALSE
Injector hole
Glow plug hole
Cam shaft housing
Timing cover
B
O il v is co sit y i s l ow
O il l ev el is m or e
O il v isc os it y is h ig h
N on e o f t he a bo ve
C
HC
CO
Nox
All of the above
D
1C.5:1
14.5:1
14.7:1
15.7:1
C
Engine compartment
Inside fuel tank
Ring spanner
Special tool
A
Near fuel tank
Open end spanner
near injector rail
Socket
C
B
Depressed condition
Released condition
Pedal should be gradually released during tightening
At any condition
A
Steering pinion assembly
Steering column
tie rod ends
steering knuckle
B
Tie rod
Rack
Steering wheel
None of the above
A
True
FALSE
V ertical positio n
Horizontal position
pressing against the ground
Any position
A
Cylinder head cove
Cylinder head
Timing cover
Cylinder block
D
True
FALSE
The output from the condenser is_________.
High pressure liquid
High pressure gas
Low pressure gas
297
Location of dual pressure switch is_________.
High pressure side
Low pressure side
None of the above
298
Fuel injection (FI) fuse is normally rated as _______Amps.
30 Amps
5 Amps
10 Amps
299
Ideal air control valve is a Sensor.
True
FALSE
B
300
Fuel temperature sensor is available in______.
Petrol engines
Diesel engines
B
301
In Swift Diesel vehicle, vacuum is applied on brake booster by ________.
Intake manifold
Turbocharger
289
While tightening the bleeder plug, the brake pedal should be in ______.
290
In Swift vehicle, electrical power steering motor is fitted on________.
291
Toe in is adjusted by turning the________.
292
Gear box oil drain plug should be coated with sealant before tightening.
293
Front suspension damper should be inspected by holding it in________.
294
Location of "Knock sensor" in A-Star vehicle is on _________.
295
The purpose of thermister is to cut the co mpressor clutch below specific temperature.
296
A
A
Vacuum pump
Low pressure liquid
A
A
15 Amps
D
C
302
303
By opening the IAC valve fully we can increase the engine rpm up to No temperature difference between compressor inlet and outlet indicates:
500 rpm 5300 rpm
Excellent performance of compressor
No gas in the system due to leakage
1300 rpm
2000 rpm
D
Too much charge of refrigerant in t he system
Too much humidity
B
304
A container filled with activated charcoal; used to trap gasoline vapor from the fuel tank and carburetor while the engine is off is called
EGR VALVE
Charcoal Canister
Crankcase
Catalytic Converter
B
305
Any short-circuit in the armature winding may be tested with a
multimeter
growler.
voltmeter.
ammeter.
B
306
The principle of a radiator of an engine cooling system is to
Act as a reservoir for the water
Cause heat flow by convection currents.
Spread out the hot water over a large area.
Increase the air speed as it flows over the hot surface.
C
307
The purpose of a piston pin is to
Connect the piston to the connecting rod.
D
308
Ignition advance is expressed in terms of
309
Engine overheating in Gypsy King may result due to
310
In a vehicle the probable cause of hard st eering co uld be
311
Continuity in the field windings can be tested with a
312
In case of CMP sensor failure, the ECM identifies the failure when
313
The engine valves are closed by the force of
Prevent the valve from rotating.
Link the connecting rod Ensure the piston ring to to the crankshaft. the piston
crank angle
Millimeter of pistons travel before TDC
Time in mili sec
Any of the above
A
coolant reservoir gasket damaged
thermostat stuck open.
broken fan belt.
excess coolant in the system.
C
Lo w tire pressure
Bent wheel spindle
Tie rod ends tight
Any o f the above
D
multimeter
growler.
voltmeter.
none of the above.
A
CMP sensor signal is not input 2 seconds after engine cranking
CMP sensor signal is not input 5 seconds after engine cranking
Engine does not start within 5 seconds of engine cranking
CMP sensor fails
A
crankshaft
camshaft
timing device
valve springs
D
314
If the pedal of a hydraulically operated brake is 'springy' is indicates that the
System contains air
Shoe clearance is excessive.
Brake fluid should be changed.
System is in a good condition.
A
315
If the coolant level in engine is maintained low, the likely consequence could be
Piston seizure
Engine knocking
Bearing damage
Any of the above
D
316
The purpose of transmission in an automobile is
to vary the speed of automobile.
to vary the torque at t he road wheels.
to vary the power of automobile.
none of the above.
B
317
MPFI vehicle can be push started if battery is removed?
True
False
#
#
B
318
When a vehicle turns a corner, the action of the differential causes
The inner wheel to speed up
The outer wheel to speed up
An increase in the torque applied to inner wheel
An increase in torque applied to the outer wheel.
B
319
In the recirculating ball type steering gear, the balls travel between the ball nut and the
gear rack.
worm wheel.
steering wheel shaft.
worm shaft.
D
320
To increase output voltage, battery cells are connected in
series
parallel
series-parallel
none of the above.
A
321
The thermostat valve starts to open at about.
90 deg
80 deg
50deg
20 deg
B
322
The hand brake usually operates on
rear wheels
front wheels
right wheels
left wheels
A
323
In a four wheel drive the number of gear box is
1
2
4
One gear box with more gears
324
An axle is located on a leaf spring by a
U-bolt
Spring clip
Centre bolt
Shackle pin
C
325
The function of a shackle with a leaf spring is to
allow pivoting of spring end
allow spring length to change.
control sideway.
control rear torque.
B
326
If Head lights are switched ON, then Injection Pulse Width will
Increase
Decrease
Remain Same
either Increase or Decrease.
A
B
327
SDT can be used to check the vehicle speed?
True
False
#
#
A
328
What is the input voltage to Oxygen Sensor
1 Volts
4 to 5 Volts
12 Volts
no input voltage
D
329
During normal running, the necessary temperature to ignite the fuel in a diesel engine is obtained by
Glow Plugs
a manifold heater
a high compression ratio
an un cooled cylinder head.
C
330
Shock absorber in an automobile is used to
absorb the energy.
dissipate the energy.
release the energy.
increase the energy.
B
331
Which instrument is used to measure specific gravity
Thermometer
Multimeter
Hydrometer
Anemometer
C
332
The starter motor is driven by
Chain drive
gear drive
Flat belt drive
DC motor
D
333
CKP sensor is fitted in Wagon-R (MRD 410).
True
False
#
#
B
lower
higher
same
any of the above.
B
air cleaner and the carburetor
carburetor and the intake manifold
intake manifold and air cleaner
intake manifold and crankcase.
D
avoid ply separation.
equalize wear
get better ride.
none of the above.
B
150 Amp
440 Amp
C40 Amp
200 Amp
B
334
The charging voltage at the start of the engine is __________ than when the engine is running on load.
335
The PCV valve is located between the
336
The purpose of tire rotation on automobiles is to
337
The cold cranking amperes (CCA) of swift diesel starter is
338
The camshaft controls
valve opening
valve closing
valve timing
all of these.
D
339
Noisy brakes indicates
Brake disc scored
Drums scored
Loose lining screws
Any of the above
D
340
The device used to measure the clearance between the valve and tappet of an internal combustion engine,
341
Snap gauge
Micrometer
Feeler gauge
Thickness gauge
C
If Oxygen Sensor indicates an output of 1Vo lt, then it means that
Fuel Mixture is lean
Air-Fuel Mixture is rich
Air-Fuel Mixture is stochiometric.
Oxygen sensor is defective.
B
342
The distance between the centers of the front wheel is called the
Front Track
Wheel base
Rear Track
Turning radius
A
343
The distance between the centers of the front wheel and rear wheel is called the
Front Track
Wheel base
Rear Track
Turning radius
B
344
The fuel is injected into the cylinder in diesel engine when the piston is
Exactly at TDC after compression stroke
Exactly at BDC before compression stroke
345
The operation of removing trapped air from hydraulic braking system is known as
Trapping
Tapping
Pressurization
Bleeding
D
346
Another name for a damper is
shock absorber
torsion bar.
spring.
independent suspension.
A
347
What is the frequency of replacement of Spark Plug in K series engines
10000 km or 1 year
40000 km or 4 years
20000 km or 2 years
20000 km
B
348
An automobile tire will wear rapidly in case
349
An underinflated tire will wear the tread most
350
The unit of injector pulse width is
351
What is the frequency of replacement of Engine Coolant in A star vehicles
352
In case of failure of EVAP canister purge valve, a DTC will be indicated
Approaching TDC during Approaching TDC during compression stroke exhaust stroke stroke
C
It is overloaded
It is mis aligned
It is incorrectly inflated
Any of the above
D
near centre
near the edges.
in the lateral direction.
in the cross direction.
B
mili sec
volt
amp
Ohm
A
10000 km or 1 year
10000 km
20000 km or 2 years
20000 km
C
True
False
#
#
B
353
A pressure relief valve is fitted to the main oil gallery of an engine. The purpose of this valve is to
limit the maximum oil pressure.
open when the oil is hot.
maintain the supply if the gallery becomes blocked.
stop the oil flow to the bearings when the pressure is low.
A
354
In MPFI vehicles, ECM controls the operation of AC Compressor when the AC switch and Blower are switched ON by
Positive power supply to the AC relay
Negative power supply to the AC relay
AC Condenser fan switching ON
Switching ON radiator fan
B
355
The angle formed by the wheel with the vertical when the top of the wheel slants outward is called
positive camber
negative camber
positive castor
negative castor
A
356
Heated Oxygen Sensor works when exhaust passage is in _____ Condition
Cold
Warmed
all condition
Idle
C
357
With the increase of battery temperature, the specific gravity of electrolyte
increases
decreases.
stays the same.
none of these.
B
358
In case the CMP sensor of Wagon-R (MRD 410) fails what will happen?
Engine will start
Engine will not start
None of the above
#
B
359
The device in the cooling system that increases the boiling point of the water in the system is called
Radiator
Drain plug
Water jacket
Radiator cap
D
360
When comparing two oils of viscosities SAE 20 and SAE 40, which one has the highest viscosity
SAE 20, viscosity means density
SAE 40, viscosity means density
SAE 20, viscosity means thickness
SAE 40, viscosity means thickness
D
361
The electrolyte used in a lead acid battery is
Sulphuric acid battery
Diluted lead and pure water
Pure water and distilled water
Distilled water and sulphuric acid.
D
362
In DDLi system Ignition coil is used to
Step up current
Step down current
Step up voltage
Step up power
363
In case of four cylinder in line engine, the no of firing stroke in one revolution of crank shaft is
1
2
3
4
B
364
What causes the main force which opposes the driver when the clutch pedal is depressed?
thrust springs
speed of rotation
friction in the linkage
friction between the linings.
A
365
A collapsible steering column is one which collapses to
Damp out road vibrations
Improve safety for the driver
Simplify its removal for repair.
Provide adjustment for the steering wheel.
B
C
366
Radiator tubes are made of
367
If the oil level in the oil pan of the engine is maintained above the gauge mark, the likely damage it may cause is
368
While starting a engine the starter pinion meshes with
369
The purpose of valve clearance is to
370
To ensure combustion occurs at the correct time when the engine speed is increased, the spark should be
371
The 'stroke' of an engine is the
Volume of the cylinder
372
How is the inlet valve opened and closed? It is opened by
A cam and closed by a spring.
373
The pressure in an engine cylinder is less than atmospheric pressure when the engine is performing the stroke called
Suction
Compression
374
The main purpose of the radiator fan of a liquid cooling system for an engine is to
Disperse engine fumes
375
The principle of a radiator of an engine cooling system is to
376
377
Steel
Brass
Cast iron
Plastic material
B
engine fuming
carbon deposits
blue color in exhaust
any of the above
D
clutch
Propeller shaft
Engine flywheel ring gear
Gears in differential
C
Allow the valve to expand
Allow the valve to slide in the guide
Ensure that the valve closes fully
Ensure that the crankshaft is free to rotate.
C
Advanced
Retarded
Less Intense
More intense.
A
Length of the connecting Internal diameter of the rod cylinder.
Distance between TDC and BDC
D
A spring and closed by a Gas pressure and closed cam. by a cam.
Cylinder vacuum and closed by a spring.
A
Power
Exhaust
A
Cool the external surfaces of the engine
Pump hot air over the cold cooling water.
Drive air-flow when the vehicle speed is low.
D
Act as a reservoir for the water
Cause heat flow by convection currents.
Spread out the hot water over a large area.
Increase the air speed as it flows over the hot surface.
C
The thermostat is normally positioned in the cooling system between the
header hose and radiator
radiator and bottom hose
bottom hose and engine engine water jacket and water jacket header hose.
D
The purpose of large spring loaded valve in a radiator cap is to
lower the temperature at which the coolant boils
prevent the coolant escaping when it boils
reduce the risk of the rubber hoses collapsing when the pressure is low.
D
pressurize the system which raises the boiling point of the coolant.
checking the freezing point by refractrometer
measuring the temperature at which the coolant boils
color of coolant
pressure of the coolant at a temperature of 80°C
A
Motor requires a very large current.
Voltage needed is higher than 200 V
Thick insulation is needed to prevent a short circuit.
Extra strength is needed to resist the vibration.
A
High Voltage caused by a short circuit
High Current flows caused by a short circuit.
Voltage caused by an open circuit.
Low Current flow caused by an open circuit.
B
Increase
Decrease
Remain Same
either Increase or decrease
A
grill temperature will not be affected
grill temperature will decrease
grill temperature will increase
grill temperature may or may not decrease
C
Head lamp assy focus adjustment
Wiring harness assy replace
Adjusting of dust cap
None
C
The “Arrow mark” on SDM of should face towards,
Back door side
front side
RH seat side
LH seat side
B
385
The working principle of ABS wheel speed sensor is
Hall effect
Piezo-electric element.
386
To avoid Brake caliper pin noise problem ,which grease should be used
Servo gem -2
Molex grease
387
Due to weight transfer, the ratio of braking effect at the front and rear wheels should be
50% at front and 50% at rear
388
Several factors can influence vehicle braking, these can include:
R oa d s ur fac e
378
The quality of coolant in a cooling system can be determined by
379
A thick cable is needed to supply the starter motor because
380
A fuse in an electrical circuit 'blows' as the result of a high
381
If A/C is switched ON, then Injection Pulse Width will
382
What will be effect of a choked AC condenser on the grill temperature?
383
If Wagon-R customer is reporting for water entry in Headlamp assy,in this case------------action should be taken
384
389
The function of the proportioning valve is to break up the braking effort between:
Disc brake systems and drum brake systems
Potentiometer
Nigrove –RX2
60% at front and 40% at 40% at front and 60% at rear rear
t he wei ght of the ve hi cl e
The front and rear brakes under heavy braking application
load on the vehicle during stopping The front and rear brakes under heavy braking application according to how the load is distributed across the vehicle
none
B
Lithium grease
C
none of the above
B
All of above
D
none
C
Brake master cylinder boiling point of the brake effectiveness will increase fluid will increase
boiling point of brake fluid will decrease
none of the above
C
boiling point of the brake fluid will remain same
boiling point of brake fluid will increase
boiling point of brake fluid will decrease
none of the above
C
Create a greater braking force
Allow a tandem master cylinder to fitted
Provide a greater braking force to the front brakes
Allow a disc brake system to be used
A
Increase
Decrease
Remain Same
Cut-off
D
Roller bearing
Ball bearing
Tapper roller bearing
Needle bearing
C
Ventilated
Solid
None of these
Car
Esteem
Wagon-R
Swift petrol
A
Hydraulic brake
Air assisted hyd.brake
Vacuum assisted hyd.brake
None of these
C
390
What will happen if water is added to the brake fluid?
391
What will happen if brake fluid is stored in the open?
392
The advantage of fitting a power brake booster to a brake system is to…
393
When the brake is applied, the fuel injection will
394
Which type of wheel bearing used in front wheels
395
Which Type of brake disc used in Alto
396
In which model ventilated brake disc not available
397
Which type of brake system used in Swift-D
398
Any short-circuit in the armature winding may be tested with a
399
The alternator charging voltage at the start of the engine is _____________ than when the engine is running on load
400
The heater core is normally located in_______
401
In engine rattling or chattering sound during acceleration may be due to
worn or collapsed piston s
worn main bearing
broken piston ring
sticking engine valves
B
402
All of these statements are true about the operation of the EGR emission control systems except
The EGR valve allows exhaust gases to enter the intake manifold
the EGR valve open at engine idle
the EGR system reduces NOX emissions
the EGR system reduces combustion chamber temperatures
B
B
multimeter
growler
voltmeter
ammeter
B
lower
higher
same
any of the above
A
Engine compartment
Under the dash board
Under seat
Dickey
B
403
In diesel injection system, injector will inject the fuel when
404
Reducing the compression ratio of an engine reduces the combustion chamber temperatures and this
405
If EGR will stuck in o pen condition the problem may be
406
If engine timing belt tension is more than specification, it will……
407
The engine requires overhauling in case of
408
If the air temperature is increased, the density of air will______
409
What may happen if engine earthling wire is disconnect ed
410
In Swift Diesel Engine noise is very less due to
411
Fuel Pressure is controlled in the common rail of diesel by
412
The fuel vapor emission control system stores gasoline vapor in
413
Location of Boost pressure sensor in “SWIFT Diesel ”.is
414
A steady but low vacuum reading with the engine idling indicates that the engine
415
Output voltage of the throttle position sensor can be adjusted ?
Piston on exhaust stroke
Reduces the amount of NO formed x
Nox formation will increase
reduce the life of timing belt
Piston on suction stroke
Piston on compression stroke
none of the above
Increases the amount of Reduces the amount of Increases the amount of NOx formed H2O formed HC formed Combustion chamber temperature will increase
C
A
HC level will increase in exhaust
All of the above
C
Reduce the life of timing Increase the noise level belt tensioner from engine timing
All of the above
D
poor compression
excessive consumption of lubricating oil
mechanical failure
all of the above
D
Increase
Decreased
Remain same
None of these
B
Coo lant sulphation
Rpm high
Engine o verheating
Bot h A and C
D
More length of Injector
Multiple Injection Concept
high pressure sensor
Vehicle Speed
Chain drive
fuel pressure regulator
Twin camshaft
fuel injectors
B
C
a tank
the fuel tank
a charcoal canister
none of the above
C
Underbody near fuel tank.
Near exhaust manifold
Near brake pedal
Intake manifold
D
intake manifold side leakage
valve clearance is more than specification
N one o f t he a bo ve
B
True
False
ex hau st pi pe i s p lug ge d
A
416
Fail safe mode is not available in swift 412 for_______
Oxygen sensor
Cam shaft position sensor
Engine coolant temperature sensor
Throttle position sensor
A
417
Fuel Pump will be operational under which condition?
2 to 3 seconds after Ignition switch ON
engine start signal input to ECM
CMP signal input to ECM
All of the above
D
418
Timing Chain in Swift Diesel is to be replaced every
80000 Km
82500 Km
100000 Km
None
D
419
In case the Ignition timing is out of specification, IAC Duty indicated would be correct?
TRUE
FALSE
B
420
In MPI vehicles, the ignition timing is _______ at the time of starting.
fixed
variable
B
421
Before checking compression pressure battery voltage should be check
TRUE
False
A
422
Which Connection/Components should be removed before checking compression pressure in petrol vehicle
Ignition coil HT lead connection
Fuel pump relay connection
423
Engine timing chain or belt fitment always starts from crankshaft gear to camshaft gear
TRUE
FALSE
424
In Swift diesel while fitting timing chain, how many special tools should be used
4
3
425
In Swift diesel Loosening of crankshaft sprocket bolt is
Clockwise direction
Anti clock wise direction
Both
426
What will happen if engine oil is not replaced within prescribed service period in swift diesel vehicle
Improper working of tappets
Improper working of timing chain adjuster
Poor lubrication of all parts
All of above
D
427
IF MIL is not glowing when the ignition is switched on, but engine is starting, possible cause may be
MIL bulb blown off
FI Fuse blown off
Main relay defective
ECM ground point defective
A
428
In SX-4 fuel pressure regulator is operated by
Vacuum
Positive pressure
Electrical sensing
Air filter removal
All of above
D
A
2
1
None
None
B
B
B
429
What is the location of fuel pressure regulator in SX-4
430
In Wagon-R fuel pressure regulator is operated by
431
Engine Room
Under the dash board
On the fuel tank
Under the rear seat
C
Vacuum
Positive pressure
Electrical sensing
None
A
On the based of Knock sensor signal ECM controlled the supply of
Air (Oxygen)
Exhaust Gas
Oil Pressure
Fuel injection
D
432
To avoid fuel leakage from fuel hose pipe, the fuel hose pipe clamp fitment distance from end of pipe is
9-10 mm
3-7 mm
2-3mm
8-10mm
B
433
Purpose of Immobilizer system is
To increase the pick up of vehicles
To increase fuel average
To prevent theft of vehicles
None
C
434
What is the main function of a separate coolant reservoir tank
To stabilize the coolant temperature
To increase the system's operating pressure
A more convenient location for adding coolant to the system
To maintain coolant in the system at all times
D
435
The checking procedure for Fuel pump & Main relay is same
No
Yes
436
In accident body work shop, What are the important point should be checked/Removed while parking the vehicle inside workshop
Battery negative cable and battery damage
wheel bend
Petrol/diesel/gas leakage
Both A & C
D
437
For hydraulic power steering pump pressure checking the fluid temperature should be____
20 to 30 degree Centigrade
30 to 35 degree Centigrade
60 to 68 degree Centigrade
102 degree Centigrade
C
438
While checking hydraulic power steering fluid level the fluid temperature should be__________
15 to 25 degree Centigrade
31 to 35 degree Centigrade
60 to 68 degree Centigrade
103 degree Centigrade
B
439
What is the condition for steering force inspection in EPS vehicle?
vehicle should be on level surface with steering wheel should be in straight position.
Engine should be in idling condition
Tire inflation pressure should be as per specification
All of the above
D
440
T he t ype o f s teer ing g ear u se d i n a M AR UT I 8 00 c ar i s.
r ac k a nd pi nio n
w or m an d r ol le r
w or m an d w heel
n on e o f t hes e
A
A
441
Is there any special tool is available for EPS checking for WagonR410
442
What happen if heavy black smoke come through exhaust in diesel vehicle
443
Yes
No
A
Turbo charger defect
Oil pump damage
fuel pump damage
None of these
A
Which models has not come Immobilizer system
Omni-LPG
swift petrol
Gypsy king
SX4-CNG
C
444
What is the name special used for checking air bag system
Load tool
Flow meter
volt meter
None of these
A
445
SDM is located in which location.
Engine compartment
Under the dash board
Under the parking brake lever
Under the rear seat
C
446
Forward crash sensor is related with which system
Engine
suspension
Air bag
ABS
C
447
location of front impact sensor SX4 Zxi
Near to the RH head light
Near to the LH head light
Under the parking brake lever
none of the above
A
448
How many wheel speed sensors are available in ABS system
6
8
4
5
C
449
Does any woodruff Key is fitted in crank shaft t iming sprocket in Swift Diesel Engine
Yes
No
450
Oil pump is driven by which component in Swift Diesel.
Timing Chain
Exhaust camshaft
Intake Camshaft
Crank shaft
D
451
In Wagon-R timing belt replacement period is
82500
90000
100000
60000
C
452
which type of purge valve we are using in wagon R euro IV vehicle
solenoid type
Duty type
proto type
none of the above
B
453
In which MSIL model has fluid coupling type radiator fan
SX4
Gypsy king
Omni
Grand vitara420
B
B
454
Power supply from the battery to ECM is-
455
SX4 ignition timing can’t be adjusted
456
Versa timing can be adjusted by
457
In MPFI vehicle EGR is provided for
458
5 to 9 volt
4.5 to 5.5 volt
2 to 2.5 volt
10 to 14 volt
D
Yes
No
Distributor.
Analogue Multimeter.
Resister.
None of above.
C
Re-circulate unborn fuel
Improve braking force
Increase pickup
Reduce Nox generation
D
Engine RPM can be checked by digital multimeter -
True.
False.
A
459
IAC valve is a sensor.
True.
False.
B
460
Air suction pipe is modified for problem of water entry in _________ model
Wagon R (A1J)
Wagon R 410
Estilo 410
SX 4 416
A
461
In A-star vehicle, engine RH mo unting has been modified for problem of
Noise on rough roads
Failure of drive shaft
Bearing failure
Oil leakage
A
462
In Swift/Ritz model, which component is modified for problem of noise on rough roads?
Engine RH mount stopper
Joint, stabilizer bar
Mount, stabilizer bar
Stabilizer bar
C
463
For Swift BS 3 vehicle, rubber tube is to be fitted at workshop on suspension coil spring for problem of noise from front suspension
TRUE
FALSE
A
464
Engine oil capacity of SX4 (old) and SX4 VVT engine are different
TRUE
FALSE
B
465
In Swift Diesel, EGR fuse is located at
Fuse Box No.1
Fuse box No.2
Fuse Box no. 3
None of the above
B
466
Name of the cleaner for electrical throttle body is _______________
Super cleaner (Three bond make)
Petrol
Diesel
Decarburizing Thinner
A
A
467
In the case of tubeless tires, the tire pressure specification is same as tube tires
TRUE
FALSE
468
In Omni LPG, name the part modified to avoid problem of starting in petrol mode
Brake vacuum pipe
Fuel return pipe
Both of the above
Carburetor
A
469
___________ has been modified in Swift/Ritz Diesel models to improve braking efficiency
Brake pads
master cylinder
Vacuum pump
Booster
D
470
In Swift Zxi, communication between ECM, ABS, BCM controllers is through
Serial network
Parallel network
Controller Area network
No network
C
471
Engine coolant temperature lamp starts blinking at ___________°C and glows continuously at _________°C in A-star vehicle
98°C and 100°C
116°C and 118°C
105°C and 110°C
118°C and 120°C
B
472
Programming process of remote transmitter on Ritz is done using ignition key and ____________________
Dr iv er si de do or sw it ch
Li gh tin g s wi tc h
Passenger side door switch
Rear RH door switch
A
473
Identify the symbol
Injector
Spark Plug
Glow Plug
Cigarette Lighter
A
474
Instrument panel harness is a part of
Door harness
Floor harness
Roof harness
Engine harness
B
475
Connecter set adaptor kit and shorting bar are special tools for which system
ABS
BCM
EPS
Air bag
D
476
In wagon R vehicle (RD 410), fuel sender gauge resistance Should be checked
Only in full condition
Only in empty condition
Both Full and Empty condition
Can not be checked
C
477
The purpose of headlamp leveling system is to __________ the headlight beam when vehicle is loaded from ________.
Lower; rear
Higher; rear
Higher; front
Lower; front
A
478
Headlight leveling actuator is located at
Junction block
Under the dashboard LH side
In headlight assembly
Near leveling switch
C
479
In Swift Diesel, if fuel pressure before fuel filter is less than specified 190kPa, then possible causes could be
Filter relief valve
Injector
Common rail
Diesel filter chocked
A
A
480
Continuity pattern for a good 'Fuel water detection sensor' for swift Diesel is
Continuity In water
No continuity In Diesel
Both A & B
Continuity In Diesel
C
481
In Swift Diesel correct condition for inspection of fuel back flow at injectors is
at ignition ON
at 4000 RPM for 30 sec
at 1500 RPM for 3 min
any condition
C
482
Instruments can be used for checking fuel injector in petrol vehicle
Multimeter
SDT
Special tool (Injector tester)
All of the these
D
483
In A-star vehicle the fuel pressure regulator is mounted on the fuel rail
TRUE
FALSE
B
484
In Ritz vehicle, the location of fuel filter is near fuel tank
TRUE
FALSE
B
485
How many fuel return lines are available in Swift Diesel fuel system
486
Separate fuse for fuel pump is available in swift Diesel
TRUE
FALSE
487
In petrol engine, fuel injectors receive power supply from
ECM
main relay
fuel pump relay
Directly from battery
B
488
Diesel injectors receive power supply from _________
ECM
main relay
fuel pump relay
Directly from battery
A
489
Name the special tool to be used to tighten high pressure pipe joint to specified torque in Diesel fuel system
Open end spanner
Socket
Crow foot spanner
Adjustable wrench
C
490
_______ type fire extinguisher to be available while servicing fuel system
CO2
Foam
water pump
Sand
A
491
If fuel tank is observed rusty inside then
Replace tank
Flush tank repeatedly
Apply rust remover
Can be used rusty condition
A
492
Alternator testing is carried out at _______ RPM
2000
Idle
1000
4000
A
1
2
3
4
D
A
493
Decision to charge a battery should be based on
494
Charging time for a battery is decided based on _________
495
During battery charging, if 4 batteries are connected to charger, the voltage setting on battery charger should be _____________
14.2 V
24 V
48 V
12 V
C
496
While charging multiple batteries, the batteries should be connected in
Parallel
Series
One at a time
any condition
B
497
The charging current while charging 1 Wagon R battery and while charging C wagon R batteries is same.
True.
False.
498
During battery charging, the battery vent caps should be
removed
Loosely fitted
Fitted tight
Any condition
499
Current leakage form battery is measured by connecting multimeter between ____________ terminal and __________wire
Positive terminal & Negative cable (series connection)
Positive terminal & Body ground (Parallel connection)
Positive terminal & positive cable (series connection)
Positive terminal & positive cable (parallel connection)
C
500
Battery negative cable is grounded at ___________ no. of locations
Vehicle Body
Engine/Transmission
Exhaust Manifold
Both A & B
D
501
Short term fuel trim value in negative % means
Air fuel mixture is being made lean by ECM
Air fuel mixture is being made rich by ECM
Air fuel mixture is being made Stoichiometric
None of these
A
502
Which of these parts are part of evaporative emission control system
EGR valve
IAC valve
Purge valve
exhaust valve
C
503
In Ritz, A/F sensor is located at
Intake manifold
Exhaust manifold
After catalytic converter
Near air filter
B
504
Improper electrical throttle body calibration will lead to ___________ and ______________ complaints
Late starting
abnormal engine idling
Both A & B
Neither A & B
C
505
Manifold Absolute pressure (MAP) value increased with increase in engine RPM
TRUE
FALSE
Voltage
Specific gravity
Alternator voltage
Both A & B
D
Specific gravity
Terminal Voltage
No. of cells
Based on battery size
A
A
B
A
506
In petrol engines, immobilizer system has control on
507
Injector
Igniter coil
Both A & B
Neither A & B
C
In Diesel vehicle MIL lamp ON indicates problem in engine control system that affects emission.
True.
False.
A
508
In Diesel vehicle, SVS lamp ON indicates problem in engine control system that affects emission.
TRUE
False.
B
509
When DTC is stored in Pending status, MIL lamp__________ in vehicle start condition
Will be ON
Will be blinking
Will be OFF
Will be On intermittently
C
510
The name of fuse available for protecting ECM in positive power supply circuit is _____
IG Fuse
FI Fuse
Dome Fuse
Back Fuse
B
511
In swift Petrol vehicle the radiator fan has
Single speed only
Two Speed
Three Speeds
None of these
B
512
Knock sensor working can be checked by which instrument?
Multimeter
SDT Oscilloscope
SDT data list
Clamp on meter
B
513
Boost pressure in swift diesel is to be checked
At ignition ON
Above 2000 rpm
At 1500 rpm for C min
Above 4000 rpm
B
514
In Ritz vehicle petrol injectors can be switched ON and OFF using SDT in active test mode
TRUE
FALSE
515
In Diesel engines, common rail pressure is controlled by ..
High Pressure pump
Low pressure pump
ECM
Fuel pressure sensor
C
516
In petrol engines injection pulse width is regulated by
Injectors
Fuel pressure regulator
ECM
Fuel pump
C
517
Stabilizer bar joint nut in Swift tightened with the help of ________
Torque wrench
Spanner and Allen Key
Adjustable wrench
Torque bit
B
518
Among wheel alignment parameters o nly _________ can be adjusted in Ritz D vehicle.
Caster
camber
Toe In
None of these
C
A
519
Suspension arm bush can be reused once removed
TRUE
FALSE
B
520
Rear toe in is adjustable in Ritz
TRUE
FALSE
B
521
As per a service bulletin, if rear toe in of Swift is more that 4.5mm, then what is to be done
Replace wheel bearing
Rear axle
rear wheel rim
rear wheel spindle
D
522
Name the instrument to check wheel rim, run out
Dial gauge
Vernier caliper
Micrometer
Straight edge
A
523
In Swift ,blower motor relay is normally located at ___________
Engine compartment fuse box
J/B fuse box
Separate location
in ECM
B
524
Name the tool to be used for A/C performance inspection
Thermometer
SDT
manifold gauge
All of these
D
525
During A/C performance checking blower speed selector should be at ___________ position
Maximum speed
Minimum speed
Any speed
526
During A/C performance checking blower air direction selector knob should be at ___________ position
Demister Mode
Face Mode
Dual Mode
any condition
B
527
A chattering noise is heard when compressor is in operation. The problem could be ____________
Clearance between magnetic clutch and pulley is High
Clearance between magnetic clutch and pulley is Low
Low refrigerant quantity
More refrigerant quantity
A
528
If compressor is in operation after switching OFF the AC switch. The problem could be ____________
Clearance between magnetic clutch and pulley is High
Clearance between magnetic clutch and pulley is Low
Low refrigerant quantity
More refrigerant quantity
B
529
When charging refrigerant without replacing any component, replenish the same amount of measured oil when recovering refrigerant
TRUE
FALSE
Through low pressure side of A/C system with engine running
Through high pressure side of A/C system with engine running
Through high pressure side of A/C system with engine stop
Through low pressure side of A/C system with engine stop
B
A ft er r ec ov er y o f AC g as
B ef or e C har gi ng AC g as
Af ter C ha rg in g A C g as
An y t im e
C
530
AC gas charging should be carried out.
531
As per correct order of A/C gas recharging, Compressor oil feeding is done
A
A
Oil quantity of old compressor is to be maintained inside new compressor
Oil quantity in new compressor to be maintained as in factory condition
Current
resistance
Voltage
None
A
Both
None
C
532
Identify the correct statement, while replacing new A/C compressor
533
Blower motor is inspected for continuity and ___________________
534
In Swift Diesel, A/C compressor is inspected for the which parameters
Resistance
Clutch clearance
535
Proper defogging can be done if defogger is operated with air intake actuator in recirculation mode
TRUE
FALSE
536
Dual pressure switch should be checked in which of the following condition
High pressure
Low pressure
High and low pressure
Any condition
C
537
Sun load sensor is located at
dashboard
near bumper
On roof
Under bonnet
A
538
DTC ((without SDT) of Auto A/C system on SX4 appears on
Tachometer
Odometer
Lamp in combination meter
Auto A/C controller
D
539
The engine overheats when radiator fan does not operate the problem could be
Radiator Fuse blown
Radiator cooling fan relay faulty
Wiring or ground faulty
All of these
D
540
If air bleed valve of thermostat is stuck up, then engine will overheat
TRUE
FALSE
541
The fail safe mode of ECT sensor is
ECM assumes a ECT of 80°C
Radiator fan is continuously ON
542
Radiator cap holding pressure for petrol and diesel engines are same
TRUE
FALSE
543
Radiator cap has 2 valves namely _________ valve and ___________valve
Non return valve and vacuum valve
Pressure valve and vacuum valve
Pressure valve and relief valve
Inlet valve and outlet valve
B
544
As per recent case histories, coolant and oil mixing problem in swift Diesel was observed in which component?
Cylinder head
Cylinder head
Thermostat
Oil cooler
D
A
B
A
AC will not work
All of these
D
B
545
In petrol engines, there is coolant flow through EGR valve
TRUE
FALSE
B
546
In Swift Diesel oil jets for lubricating piston-bore are situated on connecting rod
TRUE
FALSE
B
547
Oil pressure switch in Swift Diesel is mounted on _______________
Cylinder block
Cylinder head
548
In Engine running condition oil pressure switch will show
549
Oil strainer in K series engines have ______ no. of O rings
1
2
No O rings
550
Engine oil quantity required for top up between maximum mark to minimum mark in Swift Diesel is _________ml
900 ml
500 ml
200 ml
90 ml
A
551
Oil enters the hydraulic valve lifter in swift diesel during valve _____
Oil is always stored
opening
closing
None of these
C
552
Oil drain plug tightening torque in Swift Diesel is __________Nm
5 Nm
1 Nm
10 Nm
20 Nm
D
553
Oil viscosity ________________ with temperature
554
In swift Diesel, Oil from turbocharger flows to ______________
555
Engine oil can enter the combustion chamber and burn through which of the ways
556
In a petrol engine which of these is not a performance test.
557
Using SDT, vacuum developed in an engine can be understood using which parameter?
Continuity
Cylinder head cover
Timing chain cover
No continuity
B
B
B
Decreases
Increases
Remains same
Oil sump
Oil cooler
Oil Pump
Oil filter
A
Valve stem seals
Piston rings
Both ways
Can not enter
C
Compression test
Vacuum test
Fuel pressure test
Oil pressure tests
MAP
IAT
Calculated load
None of these
Barometric pressure
A
C
A
558
While checking engine vacuum using gauge, then PCV valve must be closed
559
TRUE
FALSE
A
In petrol engines maximum difference in compression between 2 cylinders should be ______________kg/sq.cm
0.5 kg/sq.cm
1.0 kg/sq.cm
C.0 kg/sq.cm
2.0 kg/sq.cm
B
560
In Diesel engines maximum difference in compression between 2 cylinders should be ______________kg/sq.cm
0.5 kg/sq.cm
C.0 kg/sq.cm
1.5 kg/sq.cm
1.0 kg/sq.cm
C
561
Black smoke in Diesel engine can be due to
Intake hose crack
Chocked air filter
562
In Versa the ignition timing resistor is located
Under driver seat near fuel filter
Near battery
563
Without using immobilizer cable, once can read data list and trouble codes related to immobilizer system
TRUE
FALSE
564
A DTC detected and stored temporarily in ECM memory is ___________DTC.
Current
Pending
History
None
B
565
A driving cycle means
10 kms drive of vehicle
Engine start to engine shut off
ignition On to Ignition Off
vehicle movement to vehicle braking
B
566
Using SDT the complete CAN system of all controllers can be diagnosed in one step
TRUE
FALSE
A
567
Using SDT active test option, we can check the operation of EGR valve in Swift Diesel
TRUE
FALSE
A
568
Using SDT active test option, we can check the operation of dome lamp on Swift Vxi
TRUE
FALSE
A
569
If ECM is replaced on swift Diesel which of these activities are to be done
Vehicle variant registration
Injector registration
ECM registration
All of these
D
570
Using SDT 's active test option in diesel engine rpm can be increased to max ________RPM
2000 rpm
1500 rpm
1000 rpm
Can not be increased
B
Clogged intercooler
In Fuse box
All of the above
Under dashboard
D
A
A
571
Using SDT's active test option in petrol engine rpm can be increased to max ________RPM
2000 rpm
1500 rpm
1000 rpm
Can not be increased
A
572
Using SDT's active test option in petrol engine rpm can be reduced to min ________RPM
1000 rpm
850 rpm
500 rpm
Can not be reduced
C
573
In Omni LPG SDT can be used for immobilizer key registration
TRUE
FALSE
574
In Omni LPG immobilizer scan tool, RESET option will
register new key
Erase all key information in scan tool
Lock the immobilizer system
575
For conducting any active test what is the common mandatory condition
Ignition ON
vehicle start
No DTC
576
SDT can be used as a voltmeter
TRUE
FALSE
577
Palm tool for Car 800 LPG is applicable in which other model
Alto CNG
SX4 CNG
Wagon R LPG
Omni LPG
B
578
Name the instrument used for measurement of brake disc run out
Micrometer
Vernier caliper
Dial gauge
Feeler gauge
C
579
Vernier caliper is a more accurate instrument than micrometer
TRUE
FALSE
580
Vernier caliper can measure
Outer diameter
Inner Diameter
Depth
All of the above
D
581
Name the instrument used for measuring clearance between 2 surfaces
Feeler gauge
Micrometer
Vernier caliper
Dial gauge
A
582
In K series engines, angular torque tool is used for which of the following bolts/nuts
Cylinder head bolts
Main pulley bolt
Flywheel bolts
Camshaft sprocket bolt
A
583
To remove cam shafts from K series engine without removing the timing chain cover __________________is required to hold the movement of chain guide.
cam shaft
Spanner pipe
C0mm long bolt
camshaft holder
C
B
B
Engine warmed up
C
A
B
584
Battery electrolyte specific gravity can be measured by using refractometer
585
TRUE
FALSE
A
If brake fluid tester displays y ellow light, during checking the fluid then it means ___________
brake fluid needs to be replaced
replace brake fluid within 6 months
no need to replace the brake fluid
None of these
B
586
If brake fluid tester displays red light, during checking the fluid then it means ___________
brake fluid needs to be replaced
replace brake fluid within 6 months
no need to replace the brake fluid
None of these
A
587
Which tool is used to check master cylinder leakage
Radiator cap tester
torque spanner
SDT
588
In Alto CNG, the pressure regulator filter has to be replaced every ________kms
589
Brake bleeder
40000 kms
A
C0000 kms
20000 kms
10000 kms
D
EECO vehicle CNG system is diagnosed using ________
Tech 2
Palm tool
SDT
Multimeter
C
590
SX4 vehicle CNG system is diagnosed using _________
Palm tool
Tech 2
SDT
Multimeter
A
591
CNG pressure regulator reduces gas pressure from high pressure to approximately _________ bar
0.8 Bar
1 Bar
2 Bar
3 Bar
C
592
In CNG model, gas ECU gets the level signal from which sensor
Pressure sensor
Gas pressure and temperature sensor
Solenoid valve
Pressure regulator
A
593
In CNG pressure regulator, coolant flow is from
Engine
Radiator
water pump
throttle body
A
594
In SX4 CNG, high pressure filter has to be replaced every
40000kms
80000kms
20000kms
None of the above
D
595
In CNG mode, the petrol injector pulse width is displayed in the data list
TRUE
FALSE
596
In Wagon R CNG, when CNG lamp blinks what could be the reason
Fuel lid cap is open
High pressure filter chocked
A
gas temperature sensor faulty
gas injector faulty
A
597
How many solenoid are available in Eeco CNG fuel system
598
Name the safety valve used to prevent sudden CNG leakage due to breakage in pipes
599
4
C
2
1
C
Fusible plug
Pressure relief valve
Excess flow valve
Vent hose
C
In SX4 when fuel lid is open, the engine does not crank
TRUE
FALSE
A
600
While vehicle in running, when fuel lid accidentally opened, then engine would stall
TRUE
FALSE
B
601
In SX4 CNG, 5 pin relay is used to cut off
Petrol
CNG injector
Fuel pump
CNG solenoid
C
602
In CNG model, the petrol injectors are controlled by
Petrol ECM
Gas ECM
Emulator
CNG relay
B
603
In SX4 when DTC is indicated by
CNG warning lamp on instrument panel
LED on selector switch
Buzzer
Both B & C
D
604
LPG level is indicated by
Sender gauge at LPG tank
Pressure sensor on regulator
Gas ECM
None of the above
A
605
LPG gas is heavier than air
TRUE
FALSE
A
606
CNG gas is lighter than air
TRUE
FALSE
A
607
Stepper motor for LPG flow is available in which model?
Omni
Wagon R
MARUTI 800
Alto
C
608
In LPG system, the low pressure regulator reduces pressure to ______bar
2 bar
8 bar
200 bar
0.8 bar
D
Fuel gauge
LEDs on selector switch
Gauge at CNG tank
None of these
B
609
In Wagon R CNG the remaining gas quantity in CNG tank is indicated by
610
In Wagon R CNG the remaining gas quantity in CNG tank is indicated by LEDs on selector switch based on the signal of Sender gauge at CNG tank
611
Advancing the inlet valve timing reduces
612
CNG injector
Gas ECM
High pressure sensor
D
Nox
CO
HC
CO2
A
What is the location of Oil Co nt ro l Valv e in SX4 VVT
Cy linder Block
Intake Manifold
Timing C hain Co ver
C ylinder head cover
C
613
In SX4 VVT when engine is started, the valve timing condition is
Most retarded
Retarded
Advances
Most advanced
A
614
In which of the given conditions is the v alve timing in advanced condition
At engine start
Average engine load range
High engine load range at high engine speed
Low ECT
B
615
In SX4 VVT during starting, if there is a problem of unstable idling, problem could be due to
rotor stuck in advance condition
rotor stuck in retarded condition
A
616
If the brake pedal free play is more then the specification push rod can be adjusted?
True.
False
B
617
Brake pad can be polished with sand paper
TRUE
FALSE
B
618
Rear Brake shoe thickness is considered as
Only lining thickness
Lining+ shoe rim thickness
B
619
ABS controller is faulty the brake system will ____________________
Not Work
620
If ABS is fitted in vehicle, while Appling the brakes vehicle stopping distance will
621
Intake manifold tuning valve is available in which MSIL vehicle
622
Write down the grease to be used for steering rack damper:____________
Work as normal braking no effect on ABS system system
None of these
B
Increase
Reduce
No effect
B
Swift petrol
SX 4 CNG
Wagon R LPG
Grand vitara
D
Suzuki Super grease
Surogeng C
Molex
Nove of these
A
623
In A star vehicle the engine mounting rubber stopper has to be fitted such that the flat surface faces should be
624
In Swift, for rear door trim noise, the clips to be used are
625
As per a recent case history, the part to be replaced for noise from front side of engine in Grand Vitara is
626
Inwards
Outwards
B
plastic type
metal type
A
Alternator belt
Tensioner Pulley
Both of the above
None of the above
A
Slip joint is used in propeller shaft for
Reduce the length of propeller shaft
Increase the length of propeller shaft
For wheel sleeping
None of these
B
627
If MAP sensor not working in Swift 412, the problem may be
Engine rpm fluctuate
EGR will not work
Engine will not start
No effect
B
628
Which type of power steering system is used in Ritz petrol
Colum assisted
Pinion assisted
Rack assisted
None of these
B
629
In SX4 valve clearance for inlet and exhaust is same in SX4
True
FALSE
630
Fuel Pressure in Common rail of Swift –D in Idle condition is
631
Power steering fluid replacement period is
632
In Alto (Lx) Fuel pump relay resistance should be
633
Feeler Gauge is used for checking :-
634
Electrical throttle body is controlled by
635
If no signal is received from ECM to control IAC to control IACV than the rpm will
B
500-600bar.
300-490bar
290- 320 bar
1200-1400 bar
C
10000 km
40000 km
80000 km
165000 km
C
0 to 5 ohms
100 to 150 ohms
200 - 320 ohms
300 ohms
B
Timing Belt tension
Gear backlash
Water Pump Belt tension
Valve Clearance
D
Throttle Position Sensor
ECM
APP Sensor
Throttle cable
B
Increase
Decrease
No Change
None
A
636
How many solenoids are available in ABS of SX4 vehicle
2
4
6
8
D
637
In swift D vehicle C rankshaft timing gear gives Drive to
Intake side cam shaft
Exhaust side cam shaft
Both cam shafts
None of these
B
638
Engine oil Filter of Swift –D is to be replaced in first Service:
True.
False.
A
639
Clutch cable is not available in Swift-D?
True
FALSE
A
640
What is the idle RPM Swift-D:-
900±50
800±25
950±25
800±50
B
641
Turbo charger of swift –D is driven by:-
Engine
Intake air
Exhaust gases
Electric Motor
C
642
Fuel filters changing Interval in Swift -D is at every: -
20,000kms.
10,000 kms.
15,000 kms
30,000 kms
A
643
Power steering is provided for
To reduce vehicle speed
To increase average
To reduce Braking force
To reduce steering turning effort
644
In Wagon-R Electrical Power steering controller is fitted at which location.
Engine Compartment
Under the Dash Board.
Under the Rear Seat.
Near Tail Lamp.
645
How to delete the DTC Code in Electrical power steering of Wagon R 410?
Digital Multimeter
Disconnect of Battery ve Terminal.
Through EPS Diagnostic tool
Disconnect of Battery Positive Terminal.
C
646
Electrical Power Steering control module power supply from battery is -
10-14v
0-5v
5-7v
2.5 v
A
647
What will happen if brake fluid is stored in the open condition ?
Boiling point of the brake fluid will remain same
Boiling point of brake fluid will increase
Boiling point of brake fluid will decrease and braking efficiency will reduce
None of the above
C
648
The advantage of fitting a brake booster to a brake system is to…
Increasing more braking force
Reduce effort on the brake pedal
More braking force to the front brakes
More braking force to the rear brakes
B
D
B
649
Aluminized valves are never grinded; they have to be replaced because
aluminium is a costly material
aluminium surface is difficult to be ground.
grinding such valves will make them corrosionprone.
none of these.
C
650
If the Direction of TPC valve is reversed and the tank squeezes it may be due to
Vacuum created in tank
Increase in pressure in tank
Purge valve sticky in open condition
Purge valve sticky in close condition
A
Cuts OFF co mpressor
Regulate the supply of Refrigerant in cooling coil and convert highpressure liquid to low pressure gas
Absorb moisture in refrigerant
none of the above.
B
dropped from a specified height
pressed by one hand
pressed by bo th hands
self locking
A
intak e manifold
bo ttom o f throttle bo dy
t op of throt tle body
none o f the above.
D
Heat sensing tube
Evaporator
Condenser
IAT Sensor
C
Immobilizer system
ECU of the vehicle
injector registration
BCM of the vehicle
A
10,000 kms
30,000 kms
20,000 kms
once in a year
B
651
What is the function of Expansion Valv e in A/C
652
While closing the bonnet of a vehicle it should be
653
IAC valv e in SX4 is situated in
654
Which of the following component of A/C system takes heat away from the hot refrigerant and changes in to liquid
655
If SVS light blinks with ignition on in Swift D, the problem may be with
656
Swift diesel EGR valve cleaning scheduled is at every
657
Swift petrol vehicle is having how many radiator fan relays
2
3
1
4
B
658
While starting SX4, it took long cranking and also after starting RPM increases and decreases rapidly, what is the problem
Battery under charge
Electrical throttle body calibration not done
Required Throttle body replacement
none of these
B
659
While replacing ECU in Swift- Ldi , during vehicle variant registration mode
AC must be applied
BCM must be applied
Both must be applied
None of these
A
660
If SVS light stays ON over 3 seconds or flashing when IG switch is turned ON what can be the possibilities?
Low Battery Voltage
All of these
D
ECM have detected some ICM have detected some trouble trouble
Engine Startup
Engine Startup and Engine Shutoff
Engine Shutoff
Engine Startup and Continuously running
B
MIL light will flash continuously when engine is start
MIL light will blink continuously when engine is start
MIL light will blink continuously when ignition is ON
No indication will be there on instrument panel
D
Fuel supply cut off
% of Fuel in air -fuel mixture
% of air in mixture
% correction to the airfuel mixture computation
D
Fuel System is in open loop due to some fault
Fuel System is in open loop due to driving condition
Fuel System is in open loop due to injector problem
Fuel System is in close loop due to driving condition
B
What do you understand by term 'O B D'?
On board diagnosis
Off board diagnosis
Optical board data
None of the above
A
666
Battery health is determined by checking
Battery Voltage
Cold Start capacity
Both A & B
None of the above
C
667
While braking a vehicle with low tire pressure in Right/Rear wheel, the vehicle will drag
towards right
towards left
Both A & B
None of the above
B
668
While braking a vehicle with high tire pressure in Right/Rear wheel, the vehicle will drag
towards right
towards right
Both A & B
None of the above
A
669
Brake booster works on the base of
Vacuum
Atmospheric pressure
Both A & B
None of the above
A
670
Temperature at which thermostat valve fully opens in A Star vehicle
90 C
100 C
80 C
None of the above
B
671
Which of the defect result into poor pickup.
Low tire pressure
Brake Jam
Exhaust choke
All of the above
D
672
Wh ich o f t he d ef ec t m ay r es ul t in to en gi ne o ver he at in g.
G ro un d po in t lo os e
A/ c co nd en ser c ho ke
Po or cl ut ch c on di ti on
A ll o f t he ab ov e
D
673
Which of the defect result into low fuel average.
Poor driving condition
Poor engine tuning
Engine oil pressure low
All of the above
D
661
What do you understand by term 'Driving Cycle'?
662
If a DTC is stored in 'Pending' memory status of controller?
663
The parameter "Fuel Trim" represents?
664
If fuel system status displayed as OPEN-DRIVE COND -
665
674
What is NVH control?
675
What is the purpose of Noise suppressor?
Noise, Vibration and Harness Control
Noise, Vibration and Heater Control
Noise, Vibration and Harshness Control
None of the above
C
To suppress the engine noise
To suppress the electrical noise
To suppress the transmission noise
All of the above
B
To protect the components by absorbing most of the energy
To protect both, the occupants and components by absorbing the energy
None of the above
A
676
In case of accident the purpose of crumple zone is to……
To protect the occupants by absorbing most of the energy
677
Air ducts in tail skirt are provided to…..
Clear the stale air inside the cabin compartment
Induct the fresh air inside the cabin compartment
Both A & B
None of the above
C
678
Which MARUTI Suzuki model is not equipped with Immobilizer system?
Wagon R
Eeco
Omni LPG
None of them
B
679
What is the location of ECM ground in A star?
On transmission
Under the dash Board
On cylinder block
Intake manifold
C
680
Which color engine coolant is used in Ritz vehicle?
Green
Blue
Golden
None of them
A
681
What you under stand by "Vehicle Normal operating temperature" K10B engine?
Coolant temperature is o
is 93C to 98C
Temperature gauge needle shown half
None of them
A
682
Which MSIL model is not equipped with O 2 sensor?
Wagon-R 410
Wagon-R 310
Gypsy King BS III
Swift Diesel BSIII
D
683
What may be the cause of poor fuel mileage?
Fuel pressure out of specification
Thermostat out of order
poor valve seating
All of the above.
D
684
What is the cause of excessive nitrogen oxides (Nox) emission?
Faulty APP sensor
Fuel pressure out of specification
Faulty electric throttle body
All of the above.
D
685
Canister purge valve is checked by applying
Pressure
Vacuum
Temperature
Force
B
686
Knock sensor will be check with……….
Digital Multimeter
Analogue multimeter
Tech-2
Oscilloscope
D
o
89C to 100C
Engine oil temperature o
o
687
Oscilloscope function is available in………
688
Digital Multimeter
Analogue multimeter
Tech-2
SDT
D
To check fuel injector can we have any special tool in our special tool kits
Yes
No
689
Which system is not made for comfortable riding
EPS
AC
SRS
690
Moisture content in brake fluid, causes
Less braking
perfect braking
No effect on braking
691
In SX4 Zxi, out side temp is displayed in side cabin, outside temp sensor location is
Above dash board panel RHS
Behind front bumper, near front LHS head light
Behind front bumper, near front RHS head light
692
We can check High pressure pump out put pressure with the help of fuel pressure gauge in Swift diesel
Right
Wrong
693
If the value of toe-in is more than specification ,then tire will wear from
Outer edge side
inner edge side
center side
No abnormal wear
B
694
Coolant under higher pressure causes
high boiling point
Low boiling point
High corrosion
Low corrosion
A
695
In Diesel Swift, tappet clearance is adjusted by shim replacement
Right
Wrong
B
696
In swift diesel, air filter cleaning is recommended at every 10000 km
Yes
No
B
697
Electrical throttle body is to be calibrated if
Battery is replaced
ECM is replaced
Throttle body is replaced
All of the these
D
698
Multimeter is used to measure
Voltage
Current
Resistance
All of these
D
699
For checking current in any circuit of vehicle, multimeter is to be connected in
Series
Parallel
Both ways are OK
None
A
A
Suspension
C
A
Rear wind shield (rear glass)
C
B
700
Select odd one
701
If there is no signal from E CT senso r to EC M
702
Defogger
Fog lamp
Brake
Power window
C
Radiat or fan Will not wo rk
Radiator fan will work continuously
AC will work
Radiator fan relay will be on but fan will not work
B
In case of replacement of the A/C compressor unit, what will be the requirement of compressor oil for topping up.
1 00 cc co mpr es so r o il
5 0c c c om pr es so r o il
2 0 c c c om pr es so r o il
there is no requirement for topping up
D
703
If engine oil is found inside intercooler of Swift D vehicle than
The vehicle may have problem of black smoke because of less air induction in combustion chamber
The vehicle may have problem of Corrosion inside intercooler
A
704
If air filter is damaged while cleaning by compressed air which part may be effected in diesel vehicles
705
The vehicle may have problem of white smoke No effect on the vehicle because of oil going to performance combustion chamber
Common rail
High pressure pump
Turbocharger
Vacuum pump
C
In case of replacement of the flywheel in diesel vehicle if knock pin is not placed properly what will happen.
V eh icl e w il l n ot st art
V eh ic le wil l s ta rt
Vehicle starting will be delayed
Vehicle will not crank
A
706
If air flow rate is not ok but blower motor is ok than
Cooling coil might be chocked
Blower motor resistor might be defective
Blower fan motor fuse might be defective
Both A & B
D
707
If AC gas quantity is more t han recommended
708
In SX 4 Zxi vehicle ABS controller coupler is found disconnected speedometer and AC will
709
710
AC compressor will not work
AC compressor will work AC compressor will work AC compressor will work continuously intermittent
Not work
AC will work but speedometer will not work
Work OK
Work Intermittent
I n R it z Di es el v ehi cle F ue l t em per at ur e s en so r i s f it ted a t
I nt ak e m ani fo ld
Fu el f ilt er a sse mbl y
en gin e t im in g c ov er
U nd er t he d as h bo ar d
Identify the connector
Male Connector
Female Connector
Joint Connector
ECM connector
C
C
B
B
VIVA Questions
S. No.
Question
Answer
55-60 Watt
1
What is the wattage of H/L bulb
2
What is the location of radio antenna in SX4
3
What is the function of Relay
Like a switch in the electrical
4
What is the function of Diode
To allow the current flow only in one direction (Converts AC to DC)
5
What is the function of slow blow fuse & give one example where it fitted in our cars
6
Wh at is fu ll fo rm of CAN
7
To measure Current in circuit multimeter will be connected in ….. ?
Series
8
What is the color code of airbag wiring harness
Yellow
9
If vehicle is OK SVS will glow for how may seconds
10
Draw the symbol of slow blow fuse
11
EECO main fuse is of …….Amp
Rear Wind shield
It allow temporarily to flow current 20% more than its capacity. Ex. 60A power steering fuse in SX4
Controller Area Network
4 Seconds
70A
12
Name the controllers connected through CAN line in SX4 Zxi.
ECM, BCM, ABS Control mo dule, Combination Meter, DLC
View connector from front side and keep the lock position upward. If pin nos starts from left its female connector and if pin no. starts from right it is male connector.
13
How to identify male & female connectors in figure
14
From where EPS controller gets VSS signal
15
If Transponder fails in vehicle running condition engine will ?
16
Radio fuse in Swift-D is of …… Amp
17
In SX4 VVT vehicle throttle motor fuse is of ……Amp
18
In A-star/Ritz vehicle what is the pattern of air bag light on meter.
19
What is the location of BCM in A star vehicle
20
In Swift-D after ignition on fuel pump will be on for how much time
21
What is the fuel pressure at ignition ON in Swift-D vehicle
1.9-2.5 Bar
22
At idle speed what should be the fuel rail pressure in diesel vehicle
250-350 Bar
23
At idle speed what should be the fuel pressure in petrol vehicle
From ECM
Engine will not stop
15 Amp
In SX4 VVT throttle motor fuse is not given.
After ignition on the air bag light remains on for 6 Sec. & then goes off
A-star vehicle is not equipped with BCM
20 Sec
Between 200-240 kPa (2.0 - 2.4 kg/cm2, 28.4 - 34.1 psi)
To maintain the desired rail pressure
24
What is the function of fuel pressure regulator
25
In petrol vehicles fuel pressure regulator is operated by
26
In Swift-D vehicle how many fuel return lines are present
27
What is the location of 4 return lines in Swift-D engines
28
What is the location of Canister in Ritz-D
29
ECM identify injectors on the basis of what?
Injector IMA code
30
When Air Bleeding of Fuel System is require ?
Air bleeding must be carried out when fuel system has been disassembled or when vehicle ran out of fuel.
31
What is the interval of fuel filter change in petrol vehicles
32
What is the stoichiometric air fuel ratio
33
What is the indication of incomplete diesel burn in the engine
34
What is PCV & its function
35
How canister works
36
Purge valve gets voltage from
Engine vacuum pressure
4 Return lines
1. Fuel Filter 2. High Pressure pump 3. Common Rail 4. Injectors
Ritz diesel doesn’t has canister
40000 Km
14.7 : 1
Excessive black smoke from the tail pipe
PCV is positive crankcase ventilation. It helps to separate the fuel vapors from blow by gases & send them to the intake manifold. Canister has Charcoal inside it which absorbs the fuel vapors coming from the tank and pass it to purge valve ECM
Fuel temp sensor & water in fuel sensor
37
Name the sensors fitted on diesel fuel filter
38
How ECM operate injectors
By providing negative power supply ECM operates injectors
39
What is mean by Generator Field Duty
This parameter indicates the operating rate (status of production of electricity) for generator by field coil duty ratio.100%: Maximum operation 0%: Minimum operation
40
What should be the specific gravity f fully charged battery
41
Which type of current is produced by alternator
42
What are the major parts of Alternator
43
What is the function of rectifier
44
What is the function voltage regulator
It regulates the current generation of Alternator and does not allow to cross voltage more than 14.8 V
45
What is the meaning of Charge warning light on combination meter
IF Charge warning light on meter does not glow it means alternator is working properly and charging the battery. If light glows after engine start it means there is malfunction in alternator working
46
If alternator is Overcharging the battery then which component is faulty in alternator.
47
If more than one battery need to charge by using battery charger then batteries should be connected in ???
48
What is the working principle of TP sensor
1.270
AC Current
Stator, Rotor, Rectifier, Voltage Regulator
To convert the AC current to DC
IC Regulator
Series
Potentiometer
49
What is the schedule of cleaning of EGR in diesel vehicles
50
What is fail safe of ECT sensor
51
How many pins are available in CMP sensor of Ritz petrol
52
What is mean by injection pulse width
53
Why ECM pins should not touch with hand
54
What is mean by driving cycle
55
How much voltage ECM gives to Oxygen sensor in Euro-II vehicles
56
Why EGR valve fitted on the engine
57
What is mean by DDiS
58
What will be the injection pulse width at Idle speed in SwiftD
59
If IAC valve will not get signal from ECM then RPM will
60
How much time ECM takes to erase DTC
61
Can we change injector pulse width by using SDT.
30000 Km
ECM consider engine temp 80 degree & keep radiator fan on continuously
3
This parameter indicates time of the injector drive (valve opening) pulse
The static electricity of human body can damage ECM. Driving cycle means a period which starts at engine starting and ends at engine shut off.
No voltage
To control Nox formation
Diesel Direct Injection System
Injection pulse width is not being checked in diesel vehicle instead of it we check Injected fuel qty.
Increase
30 sec. or longer
No
62
What happen when ECM does not get MAP sensor signal
63
How much input voltage ECM gives to IAT sensor
64
Out of these which sensor require adjustment while fitment (ECT, MAP, TP) in Wagon R
65
What is fail safe of TP sensor
66
What thermister does inside the IAT sensor
67
What is the resistance of Fuel pump relay
68
What is the procedure of relay continuity checking
69
To operate electrical throttle body ECM takes signal from ???
70
If CKP sensor fails during vehicle running engine will ???
71
What is the function of Purge valve
72
Out of these in which model hydraulic clutch is used A-star & Ritz
73
Which type of gear are used in 4th & 5th gears.
74
How backlash can be measured
Engine starts missing and shows uneven vibrations
4.5 - 5.5 Volt.
Throttle Position Sensor
ECM consider throttle valve 20% open
Increases the resistance when air temp decreases & vice versa
100-150 Ohms
Give 12V DC supply on relay coil terminal and check continuity on switch terminal by using multimeter.
APP sensor
Stop
To control HC pollutants
Ritz
Helical gears
Backlash can be measured by using Dial Gauge
to increases the speed of outer wheel on turning for better stability.
75
What is the function of differential
76
Instead of flywheel what is fitted in automatic gear box
77
What is the function of dual pressure switch
78
Which AC gas is used in BS-IV vehicles
79
Compressor is operated by ?
80
What is the temperature range for radiator fan ON/OFF
Radiator fan gets ON at 98 C & OFF at 92 C
81
What is the function of thermostat valve
To maintain the engine o perating temperature
82
What is the ratio of Coolant & Water in diesel engines
83
How many valves are there in radiator cap
84
How much oil to be top up in Swift diesel to bring oil level from min. to max.
85
Oil pressure switch is operated by ECM in k-series … true/false
FALSE
86
What is the oil grade of EECO
5W30
87
K-Series engine comes with how many variants
Torque converter
To cut off AC operation when the system pressure is high or low
R134a
ECM
0
50% Coolant & 50% Water
Two valves
0.9 Ltrs
Two K10B & K12M
0
