ELE0002 DX Electric System

Electr ic al Sys tem DX Exc avator

Feb, 2009 Overseas Product Support Team Text No. ELE0002

Tabl e of Content s I. General & e ng in e II. LCD Panel & e EPOS Contr oll er III. Othe rs 1) Ai r - co ndit io ner 2) Err or co de

2

Electric syst em

1) General sy st em & engin e

3

Electric syst em 1) General sy st em & engi ne 

Wiring color

4


Basic symbol

X O Not connected wire

Connected wire

Diode

Relay

X O (Above 3.3 Volts) X (Below 3.3 Volts) Zener Diode

Switch

5


Basic symbol

M Fuse

Solenoid valve

Motor

Temperature sensor

Proportional valve

Pressure sensor

6


Basic symbol

Light

Fusible link

Illuminate(Diode)light

Circuit breaker

Heater

(-) Ground

7


Powe r su pply s ystem ( Key off position) ?

?

??

?

8


Powe r suppl y syst em (Key on posit ion)

9


Powe r suppl y syst em (Key on posit ion)

X 10


Powe r su pply sys tem ( Charging)

11


Powe r su pply sys tem ( Charging)

X

Above 3.3 volt

After starting engine, battery relay is energized by alternator power. 12


Engine ignition

e EPOS Con tr ol ler (Put in correct password o

n

LCD panel, If opera tor set immo bili zer)

13


X

Engine ignitio n (Protect st arte r)

e EPOS Con tr ol ler (Put in co rrect password )

When pulse signal has been reached on start controller ‘P’ from alternator, the controller don’t make starter work by disconnected start relay.

500 RPM

14


Engine ignitio n (Protect st arte r)

X Key SW “ ACC” Key SW “ ACC” Key S W “ C”

Key S W “ C” Alternator “ P”

Engine cra nkin g

Engine runni ng

15


Engine ignitio n (Immo bilizer)

e Engine

EPOS

E.C.U

Putinpassword

Startrelay2

Incorrect password

Energized

or No signal

( Cut “30”,”87a”)

Correctpassword

Released

Engine ECU Cut fuel

Remarks The password is recorded in EPOS

Supplyfuel 16


Engine preheating

Key position

Coolant Temp.( ℃) Below 0

On (= preheating)

Heatingtime(sec) 20

Remarks Complete heating

5

10

Above10

Not working

Heating light on LDC panel “blink” 17


After heating

E.C.U

e EPOS “ ALT S ignal”

Alternator Signal

“ON”

Coolant Temp’(℃)

After heating time (sec)

Below 0

120

5

60

Above10

Not working

Checking after heating time

During after heating, the battery charge voltage will be dropped between 22Vand 23V

18


Emergency engin e stop

E.C.U

Normally the switch is opened (Normal open type)

In case of emergency engine stop, switch should be closed, then engine will stop

19


Engine connector (sensor side fo r DL08 engine )

20


Diagnosis connector

21

Electric syst em

2) e EPOS Controller

22

Electric syst em 2) e EPOS co nt ro ll er 

LCD Moni tor panel (1 )

Battery

Pilot Buzzer



Display machine condition.



Inform warning. (Buzzer)



Control work & power mode.



Checking machine condition

e EPOS

Communicate with e EPOS and Engine ECU

Engine ECU 23


LCD Moni tor panel (2 )

Ringing buzzer 

Engine oil pressure drop



Coolant overheating



Quick clamp is open (Option)



Overload warning (Option)



Engaged parking (Wheel)



Drop brake pressure (Wheel)

24


e EPOS (1)

Pressure switch

Pressure sensor

Indicator LCD Monitor

Alternator Fuel level sensor

Temperature sensor Key switch

Engine control dial

Low High Speed switch

Proportional valve

Solenoid valve

Engine ECU

25


e EPOS (2)

26


Pressur e sensor

Load resistance : 10 KΩ Min ( Supply “+” and ground “-” )

Supply voltage : 10 ~ 30 DCV Out put voltage : 1~ 5 V DCV Ground

Out put voltage with ground is variable by system pressure Y = 0.00816 * X + 1

Y = 3.5V, X = 300 bar

Y : Out put voltage (V)

Y = 2.5V, X = 180 bar

X : Pressure (bar)

Y = 1.5V, X = 60 bar

27


Fuel level sender

Floatingposition

F

Resistance (KΩ)

0.50

Tolerance (KΩ)

3/4 1.20

1/2 2.68

1/4 3.94

E 5.00

± 0.5%

28


Hydra ulic oil t empe rature se nsor

Temp’

Resistance

Temp’

Resistance

(C)

(KΩ)

(C)

(KΩ)

-30

28.6

50

0.808

-20

16.2

60

0.584

-10

9.56

70

0.430

0

5.88

80

0.322

10

3.73

90

0.245

20

2.45

100

0.189

30

1.65

110

0.148

40

1.14

120

0.117 29


Engine cont rol dial

Low RPM

High RPM

Supply voltage : 5.0 DCV Output voltage : 4.0 ~ 1.0 DCV Ground 30


Control compositi on

Engine

1. LCD Monitor 2. e EPOS 3. Engine ECU 4. Main pump 5. Pilot pump 6. Control valve 7. Pressure switch (PA,PT) 8. Pump pressure sensor 9. Proportional valve for breaker( crushe 10. Proportional valve for power mode 11. Pressure up SOL valve 12. Swing priority SOL valve 13. High speed travel SOL valve Working mode 14. Breaker SOL valve 15. Travel motor Auto Idle Machine 16. Main relief valve information

Conduct engine speed

17. Throttle dial 18. Breaker/shear select switch 19. High speed travel switch 20. Pressure up switch 21. Sensor 22. Auxiliary mode switch 23. Auxiliary resistance

31


Power mode control composition(1)

Engine

1. LCD Monitor 2. e EPOS controller 3. Engine ECU 4. Main pump 5. Pilot pump 6. Control valve 10. Proportional valve for power mode 17. Throttle dial 22. Auxiliary mode switch 23. Auxiliary resistance

32


Power mode control composition(2)

100 % Power mode : Use 100% engine power - If engine RPM is dropped by working load, pum reduces discharging flow by E EPOS signal

Enginecurve

Pumpcurve

85 %

Standard mode : Use 85% engine power - If engine RPM is dropped by working load, pum reduces discharging flow by E EPOS signal Enginecurve

Pumpcurve

A: Engine power

C: Discharge flow

B: Engine RPM

D: Discharge pressure 33


Power mode (1)

12 - DX300LC Mode

Current

1

Power mode

150mA ~ 400mA

2

Standardmode

400mA~600mA

3

Autoidle,LowIdle

600mA

2nd Pressure 0.8~16 bar 16~32 bar

Remarks Depend on engine R.P.M

32 bar 34


Power mode (2)

Model DX140LC

DX180LC

DX225LC

DX255LC

DX340LC

DX420LC

Current(mA) 2nd pressure(bar) Current(mA) 2nd pressure(bar)

Powermode 150~600 1.0~32.0 250~650 2.0~23.0

Current(mA)

200~600

2nd pressure(bar)

0~28.0

Current(mA)

150~600

2nd pressure(bar) Current(mA) 2nd pressure(bar) Current(mA) 2nd pressure(bar)

0.8~31.0 200~650 1.5~23.5 200~600 4.0~23.0

Low RPM Auto idle

Standardmode 250~600 6.0~32.0 320~650 7.0~23.0 300~600 8.0~28.0 300~600 7.0~31.0 300~650 4.0~23.5 350~600 7.0~23.0

600 32.0 650 23.0 600 28.0 600 31.0 650 23.5 600 23.0 35


Power mode (3)

Model Current(mA)

(Travel) Powermode 200~650

Low RPM Auto idle

Standardmode 350~650

650

DX420LC 2nd pressure(bar)

2.0~23.0

DX480LC

Current(mA)

300~650

DX520LC

2nd pressure(bar)

4.0~23.5

Current(mA)

(240~650),270~650

7.0~23.0 350~650

23.0 650

7.0~23.5

23.5

320~650

650

DX140W 2nd pressure(bar) DX190W

Current(mA) 2nd pressure(bar)

DX210W

(0.5~22.0),2.0~22.0 (240~650),260~650 (2.3~24.2), 3.2~24.2

Current(mA)

(200~650),270~650

2nd pressure(bar)

(2.0~23.0),2.5~23.0

4.7~22.0 360~650 8.2~24.2 350~650 7.0~23.0

22.0 650 24.2 650 23 36


Power mode (4)

Target speed

Actual speed

- DX300LC Mode

Power Standard

Condition

Out put current

2

nd

Pressure

Actual Speed >Target speed Actual Speed Target speed

400mA → 150mA 150mA → 400mA 600mA → 400mA

16bar → 0.8 bar 0.8bar → 16 bar 32bar → 16bar

Actual Speed
400mA → 600mA Out put current is fixed

16bar → 32 bar 2nd pressure is fixed 37


Auxiliary mode

LCD

Auxiliary mode : 400mA (by fixed resistance)

From fuse box

Panel

50

e

Fixed 400mA

EPOS

38


Working mode control compo sition

1. LCD Monitor 2. e EPOS controller 3. Engine ECU 4. Main pump 5. Pilot pump 6. Control valve 12. Swing priority SOL valve 17. Throttle dial

39


Work m ode (3 )

Work mode S/W

Swing priority Sol valve

WorkingMode Diggingmode Trenchingmode

SwingprioritySOLvalve Off(Notenergized) On(Energized) 40


Auto idle control composition

1. LCD Monitor 2. e EPOS controller 3. Engine ECU 4. Main pump 5. Pressure switch

41


Auto idle

Auto Idle S/W On Off

PX/PY

Engine RPM

PX and PY Open

Idle engine RPM

(For 4 Sec)

(900 RPM)

PX or PY Closed

Proportional valve 600 mA

Go back to

Go back to

set control dial RPM

set work mode 42

5. Electri c s yst em 2) e EPOS co nt ro ll er 

Engine overhe ating control compositio n

1. LCD Monitor 2. E EPOS controller 3. Engine ECU 4. Main pump 5. Pilot pump 6. Control valve 7. Proportional valve 31. Warning buzzer

Engine

Pump control signal

Overheat signal (from ECU)

0verheating

Overheat signal (to LCD monitor)

Warning lamp

Warning buzzer

Work mode

On

On

Off

Engine RPM Low RPM

Proportional valve current 600 mA 43


Pressur e up (Boos t pressure) cont rol com posi tion

1. LCD Monitor 2. e EPOS controller 3. Engine ECU 4. Main pump 5. Pilot pump 6. Control valve 11. Pressure up SOL valve 16. Relief valve 18. Breaker/shear switch 20. Pressure up switch

44


Pressur e up ( Boos t pr essure) cont rol

Shear S/W Pressure up position

Pressure up switch On

Pressure up SOL valve On 45


Brea ker / Crush er cont rol com posi tion

1. LCD Monitor 2. e EPOS controller 3. Engine ECU 4. Main pump 5. Pilot pump 6. Control valve 9. Proportional valve for option 18. Breaker/shear select switch 20. Breaker/shear switch

46


Flow cont rol (1 )

LCD Panel

From fuse box

Flow Control

Flow adjustment switch

e EPOS 12 Ω 615 ~ 300 (mA) 47


Flow cont rol (2 ) DX300LC (@2,000 eng in e rp m) Graph

Current

Secondly

Pump f low (L)

bar

(mA)

pressure (bar)

0

610

29.6

72

1

578

27.0

89

2

545

25.0

106

3

515

23.0

126

4

484

21.0

144

5

455

19.0

161

6

425

17.0

178

7

495

15.0

198

8

365

12.6

217

9

335

10.5

228

10

300

10.0

229 48


Flow cont rol (3 )

DX140LC

DX180LC@1,950rpm

DX225LC@1,900rpm

Display Current (mA)

Secondly pressure

Pump flow (L)

Current (mA)

Secondly pressure

Pump flow (L)

Current (mA)

Secondly pressure

0

600

32.0

48.5

610

34.1

27.0

615

32.8

34.0

1

570

29.0

57.0

583

31.4

27.0

519

30.6

48.9

2

540

26.0

66.0

555

29.3

30.4

482

28.4

66.9

3

510

24.5

69.0

526

27.3

38.8

446

26.1

85.5

4

480

22.0

78.5

495

25.0

48.5

409

23.6

105.4

5

450

18.0

90.0

466

22.6

58.6

389

21.3

124.0

6 7

420 390

16.0 13.5

96.5 106.0

435 406

20.3 17.8

68.3 78.9

371 353

18.8 16.5

143.9 162.5

8

360

12.0

108.0

375

15.3

89.4

335

14.0

182.4

9

330

10.0

114.0

343

12.9

111.0

317

11.4

203.0

10

300

8.5

114.0

290

8.8

151.0

300

7.2

206.5

bar

(bar)

(bar)

(bar)

Pump flow (L)

49


Flow cont rol (4 )

DX255LC @ 1,900 rpm

DX340LC @1,900rpm

DX420LC @1,800 rpm

Display bar

Current (mA)

Secondly pressure (bar)

Pump flow (L)

Current (mA)


Pump flow (L)

Current (mA)


Pump flow (L)

0

610

32.8

48.0

560

31.1

49.7

615

33.3

48.0

1

583

30.6

52.5

500

29.1

80.0

583

30.7

60.0

2

555

28.4

70.6

460

26.9

110.0

555

28.4

90.0

3

526

26.1

89.3

430

24.6

130.0

526

26.1

120.0

4

495

23.6

109.3

395

22.0

150.0

495

23.6

150.0

5

466

21.3

128.0

360

19.3

170.0

466

21.3

180.0

6

435

18.8

148.0

345

17.0

190.0

435

18.8

210.0

7

406

16.5

166.7

330

14.5

210.0

406

16.5

240.0

8

375

14.0

186.7

315

12.0

230.0

375

14.2

270.0

9

343

11.4

207.4

305

9.6

250.0

343

11.6

300.0

10

290

7.2

219.0

290

7.0

264.0

300

10.0

308.0 50


Flow cont rol (5 )

DX480LC@1,800rpm

DX140W

DX190W

Display bar

Current (mA)


Pump flow (L)

Current (mA)


Pump flow (L)

Current (mA)


Pump flow (L)

0

615

33.2

51.9

640

35.2

20.0

605

32.4

24.0

1

519

25.5

130.1

570

29.6

33.0

538

27.0

38.0

2

482

22.6

160.3

540

27.2

46.0

487

23.0

61.0

3

446

19.7

189.6

510

24.8

59.0

438

19.0

80.0

4

409

16.7

219.8

480

22.4

65.0

413

17.0

91.0

5

389

15.1

250.6

450

20.0

72.0

388

15.0

101.0

6 7

371 353

13.7 12.2

280.6 310.6

420 390

17.6 15.2

81.0 84.0

365 354

13.2 12.3

133.0 142.0

8

335

10.8

340.5

360

12.8

88.0

341

11.3

149.0

9

317

9.4

370.5

330

10.4

97.0

325

10.0

165.0

10

300

8.0

398.8

290

7.2

102.0

290

7.2

168.0

51


Breaker circuit (One way)

Breaker position

Breaker switch “ON”

52


← Breaker select signal (= one way)

Breaker circuit (One way)

“II”

Solenoid Valve Breaker select ① “On” Shear select ② “On” Breaker ③ “On”

e

EPOS (Flow control)

EPOS

Input Signal

Output Signal

Breaker Select S/W (One way) Breaker S/W

Flow control signal

(Breaker) Breaker Pressure S/W (Opt)

(Fixed flow)

← Breaker working signal

Pump discharges set flow with setting flow on LCD panel

53


Crusher circu it (T wo way)

Shear position

Shear switch “ON” 54


Crusher circu it (T wo way) ← Shear select signal

(= Two way)

Solenoid Valve

“I” Shear select ① “On” Shear close ② or open ③ “On” EPOS (Flow control)

e InputSignal

OutputSignal

EPOS

Shear select S/W (Two way) Shear S/W

Flow control signal

(Shear) Breaker pressure

(Fixed flow)

← Shear signal

S/W (Opt) Pump discharges set flow with setting flow on LCD panel

55


Auto traveling control composition

2. e EPOS controller 3. Engine ECU 4. Main pump 5. Pilot pump 6. Control valve 7. Pressure switch (PT) 8. Pressure sensor 13. High SOL valve 15. Travel motor 17. Throttle dial 19. High travel speed switch

56


Auto traveling control (Crawler)

WorkingCondition

Lowspeedtraveling

Travel speed switch

“O”p osition

Highspeedtraveling “I” position

Switch PY

-

Closed

System pressure

-

-

Engine RPM

-

Autotraveling “II” position Closed 0 ~ 300 bar : High speed 300 bar ~ : Low speed

-

Over then 1,400 RPM 57


Audio control panel

Fuse box

Select switch

Voltage

Power

4.36 ±0.2 Volt

Scan

2.49 ±0.2 Volt

VolumeUp

1.24Volt

VolumeDown

0.2Volt

Terminal

Audio panel (#3, #4) Car stereo(#16,#13)

58


Cool in g f an sy st em (DX420LC / DX480LC)

Target Coolant Temp. 71 ℃ ~85 ℃

Fan speed is adjusted by 3 sensors value

Target Boost Temp. Low engine speed : 31 ℃ ~45 ℃ High engine speed : 46 ℃ ~60 ℃

Target HYD oil Temp. 56 ℃ ~70 ℃

59


Cool in g f an sy st em ( DX420LC / DX480LC)

Sensor

Target temp. ( ℃)

Real system Temp. &

Current of Proportional valve

Fan speed Boost Temp.

Hi : 46 ~ 60 Lo : 31 ~ 45

Coolant Temp.

71 ~ 85

HYD. Oil Temp.

56 ~ 70

Above target Temp. : Increase RPM Below target Temp. : Decrease RPM

0 mA (Max PRM)

↕ 350 mA (Min PRM)

Working condition of reversing fan Pilot cut off “on” (= pilot system is not working) Reverse S/W “on”

600 mA (O PRM) Reverse Max RPM

↓ 0 mA (Max PRM)

Before reversing fan, Pilot cut off switch must be off condition (cut pilot line by cut off S/W) and press reverse fan S/W. 5 second later, cooling fan will be reversing to max RPM. 60


Cool in g f an sy st em ( DX420LC / DX480LC)

Reversing cooling fan

61


Cool in g f an cu rv e ( DX420LC / DX480LC)

Pressure curve

Fan speed curve

Max. fan RPM DX420LC :



170 bar 1,500 RPM 

DX480LC :

185 bar 1,700 RPM 62

Electric syst em

3) Others

63

Electric syst em 3) Other s 

Electri c s wivel jo int ( Wheel excavator)

This swivel joint is for independent outrigger 64

Electric syst em 3) Other s 

Top

Electri c s wivel jo int ( Wheel excavator)

GY W

B

L

Br

6 pin connector

GY W

B

L

1.

Front right side outrigge

2.

Front left side outrigger

3.

Rear right side outrigge

4.

Rear left side outrigger

Br

6 pin connector

Lower 65

Electric syst em

4) Air conditioner system

66

Electric syst em 4) Air condi tio ner sys tem 

Air cond itioner sys tem

1. Evaporator 2. Expansion valve 3. Condenser 4. Condenser fan 5. Compressor 6. Blower motor 7. Receiver dryer

High press, hot gas High press, Hot gas with liquid High press, Liquid Low press, Cool liquid with gas Low press, Cool gas

67


Air cond itioner sys tem

Mix actuator (Inside cover)

Mode actuator

Blower relay

(Inside cover) Duct sensor (Inside cover) A/C relay Flow control module

Water sensor (Inside cover)

Temp. sensor in cabin (Behind filter)

Intake actuator 68


Air conditioner control system (1)

1. Intake actuator. Mode

Output connector

Fresh air

CN10-2 /P1(+), CN10-20 /P2(-)

Recirculation

CN10-2 P1(-), CN10-20 /P2(+)

2. Mode actuator. (Adjust blow direction) Mode

①

Output

Voltage

Connector

0.5±0.2V

Vent Level Bi

1.3 c(+) : CN10-10

Foot

b(-) : CN10-4

±0.2V 2.45±0.2V

Defrost/Foot

3.5±0.2V

Defrost

4.5±0.2V

3. Mix actuator (Adjust Temp’) Mode

Output Connector

②

③ Voltage

Max heating

c(+) : CN10-9

Below 0.4V

Max cooling

b(-) : CN10-4

Above 4.5V 69


Air cond itioner control system (2)

4. Duct sensor (Located on evaporator) Temp. (℃)

Resistance (KΩ)

Temp. (℃)

Resistance (KΩ)

0

11.36±0.1

4

9.52±0.2

2

10.39±0.2

5

9.12±0.2

2.5

10.17±0.2

10

7.36±0.15

3

9.95±0.2

25

4.02±0.08

3.5

9.73±0.2

30

3.33±0.07

5. Water sensor (Located on heater core) Temp. (℃)

Resistance(K Ω)

-10

55.8±1.7

④

0

32.9±0.9

⑤

15

15.76±0.5

25

10.0±0.3

35

6.5±0.2 70



6. Incar sensor ( Located on behind inner filter) Temp. (℃)

Resistance(K Ω)

-15

218.2±7.5

0

97.83±0.9

15

47.12±0.7

25

30.0±0.36

35

19.60±0.3

7. Ambient Temp sensor (Bottom of cabin) Temp. (℃)

Resistance(K Ω)

-10

163±4.9

0 10

96.9±2.9 59.4±1.8

20

37.4±1.1

25

30±0.9

30

24.2±0.7

⑥

⑦ 71



8. Sun load sensor (Sensing insolation in cabin)

9. Blower control module Blower

Output Connector

Voltage

1

10±0.5V

2

12.5±0.5V 15±0.5V

3 4 5

CN11-2 CN10-4

17.5±0.5V 20.0±0.5V

6

22.0±0.5V

7

Above 25V

72


Diagnosis Air condi tioner control s ystem

Fault code

1. Key “on”

↓

3. Keep pressing A/C with SEL 3 times ↓

4. Shown fault code on display panel.

Fault code

Description

E0

Normal state

E7

Sun load sensor short-circuit

E1

Incar sensor short-circuit

E8

Sun load sensor cut wiring

E2

Incar sensor cut wiring

E9

Water sensor short-circuit

↓

2. Set temp. 25℃ or 77℉

Description

Ambient sensor short-circuit E3 E4 E5 E6

Water sensor cut wiring E10

Ambient sensor cut wiring Duct sensor short-circuit Duct sensor Cut wiring

E11 E12 E13

Defrost sensor open Position fault of intake actuator Position fault of Mix actuator

* No insolation in cabin : Display E8 73

Electric syst em

5) Error Code

74

Electric syst em 5) Erro r co de 

Mach ine error cod e (1)

Code

Contents

Failuredetail

Check poi nt

V201

Abnormal communication with LCD panel

Malfunction,Failure mode not dentifiable,

Wire harness, Harness connector, LCD panel, Power supply (Fuse)

V202

Abnormal communication with ECU

Malfunction,Failure mode not dentifiable

Wire harness, Harness connector, ECU. Power supply (Fuse)

V210

Pump proportional valve

Current below normal (Open circuit), Current above normal (Grounded circuit)

V211

Cooling fan proportional valve

Current below normal (open circuit) ,

V212

Flow control proportional valve


V213

Relief pressure up solenoid valve


Current above normal (Grounded circuit)



Wire harness, Harness connector, Proportional valve Auxiliary switch Wire harness, Harness connector, Proportional valve Wire harness, Harness connector, EPOS Wire harness, Harness connector, Pressure up solenoid. Pressure up switch, Power supply 75



Code

Contents

Failuredetail

Checkpoint Wire harness, Harness connector, High speed switch, High speed solenoid, Power supply

V214

High speed solenoid valve


V215

Swing priority solenoid valve


V216

Reverse fan solenoid valve


V217

Starter relay

Current below normal (open circuit) , Current above normal (Grounded circuit)

Wire harness, Harness connector, EPOS, Key switch, Power supply, Start relay

V220

Front pump pressure sensor

Voltage above normal, Voltage below normal (Short)

Wire harness, pressure sensor, Power supply




Wire harness, Harness connector, LCD panel, Swing priority solenoid Wire harness, Harness connector, EPOS, Reverse fan switch, Reverse fan solenoid

76



Code

Contents

Failuredetail

Checkpoint

V221

Rear pump pressure sensor

Voltage above normal, Voltage below normal (Short)

Wire harness, pressure sensor, Power supply

V222

HYD Oil Temp. sensor

Voltage below normal (Short)

Wire harness, Temp.sensor

V225

Fuel level sensor

Voltage above normal (Short), Voltage below normal (Short)

Wire harness, Level sensor

V226

Alternator potential


Wire harness, Alternator

V227

Engine throttle dial


Wire harness, Throttle dial, Power supply

V229

Parking brake sensor (Wheel EX)


Wire harness, Parking brake sensor, Power supply

77



Code

Contents

Failure detail

Checkpoint

E011

Coolant Temp. sensor

Above normal range, Incorrect signal, Voltage above normal (Short), Voltage below normal, Failed (Opened circuit)

Sensor, harness, Over heat coolant

E012

Fuel Temp. sensor

Above normal range, Voltage above normal (Open), Voltage below normal (Short), Failed

Sensor, harness, Over heat fuel

E013

Boost air Temperature sensor

Voltage above normal (Open), Voltage below normal (Short), Failed

Sensor, harness, Turbo, Intercooler, Over heat intake air.

E014

Boost air press. sensor

Above normal range, Voltage above normal (Open), Voltage below normal (Short), Failed, Not available

Sensor, harness, Turbo, intercooler, Abnormal intake air pressure.

E017

E/G oil Temp. sensor

Above normal range, Voltage above normal (Short), Voltage below normal (Short), Failed (Open),

Sensor, harness, Oil cooler, Over heat engine oil.

E018

E/G oil pressure sensor

Above normal range, Below normal range, Voltage above normal, Voltage below normal, Failed, Not available

Sensor, harness, Oil cooler, Abnormal oil pressure (Leaking

78


Engin e erro r co de (1)

Code

Contents

Failure detail

Remarks

E021

Battery voltage

Above normal range, Below normal range, Voltage above normal, Voltage below normal, Failed

Battery, Alternator, ECU

E022

Fuel presser sensor

Above normal range, Voltage above normal (open), Voltage below normal (short), Failed, Not available

Pressure sensor, Harness

E032

Fuel press monitoring

Above normal range, Below normal range, Incorrect signal, Voltage above normal, Failed, Not available

Abnormal fuel pressure in rail (Excess range :Above Max ~ Below Min)

E037

Abnormal communication CAN

Failed (open)

E038

Engine over speed

Voltage above normal

E039

Main relay (In ECU)

Incorrect signal, Voltage above normal, Voltage below normal, Failed

Bad connection

Main relay in ECU, Power supply

79



Code

Contents

E041

Redundant shutoff path

E042

E/G Speed (crank shaft) sensor

Incorrectsignal,Failed

Sensor,Harness,Airgap

E043

E/G Speed (cam shaft) sensor


Sensor,Harness,Airgap

E044

Enginespeedsensor

E045

Abnormal data save

E046

Recovery

E047

Rail pressure valve (=Open rail relief valve)

Failure detail Incorrect signal, Failed, Not available


Remarks When abnormal engine off, ECU problem.

CRS,CAMsensor ECU

Above normal range, Voltage above normal

Above normal range, below normal range

ECU

Rail pressure sensor, Fuel pump

80



Code

Contents

Failure detail

Remarks

E048

Power supply

Incorrect signal, Failed, Not available

E049

Booster voltage C1

Voltage above normal, Voltage below normal, Failed

ECU connector, ECU Bad connection, ECU

E051

Booster voltage C2

Voltage above normal, Voltage below normal, Failed

ECU connector, ECU Bad connection, ECU

E058

Solenoid power stage 1(DL:1 DV:1)


Wire harness, Harness connection Short

E059



Wire harness, Harness connection, Short

E061




E062




Battery, ECU, Alternator

81



Code

Contents

Failure detail

E063

Solenoid power stage 5 (DL:2 DV:3)



E064




E066

Preheat lamp


Wire harness, Harness connection, Lamp

E072

Preheat relay


Air heater relay, Harness connection

E083

Fuel high pressure pump


Metering unit, Wire harness, Harness connection

E091

System startup test for shutoff path

Incorrect signal, Not available

E092

Monitoring of misfire cylinder 1


Remarks

ECU, Power supply

Injector, CAM/CRS sensor s ignal

82



Code

Contents

E093


E094


E095


E096


E097


E098

Monitoring of misfire multiple cylinder

E099

Monitoring of run over

Remarks

Failuredetail Voltage above normal Voltage above normal






Injector, CAM/CRS sensor signal






ECU

83



Code E101

Contents Engine speed redundant

Failure detail

Remarks


CAM/CRS signal error

84

ELE0002 DX Electric System

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