RENAULT LAGUNA wiring diagrams Key to circuits Diagram 1 Information for wiring diagrams Diagram 2 Starting, charging, Diesel fuel shut-off, engine cooling fan Diagram 3 Diesel fuel heater, pre and post heating Diagram 4 Turbo Diesel pre and post heating, ABS Diagram 5 Automatic transmission, air bag/pretensioners, variable power steering Diagram 6 Fuel injection Bosch monopoint Diagram 7 Fuel injection (Bendix Siemens MPi) Diagram 8 Instrument cluster Diagram 9 Instrument cluster Diagram 10 Speed sensor, clock/external temperature gauge, heater blower Diagram 11 Rear wash/wipe, headlight washer, sidelights and headlights Diagram 12 Heated front/rear screen, heated washer jets, windscreen wash/wipe Diagram 13 Stop, reversing,fog and direction indicator lights Diagram 14 Headlight levelling, interior lighting,glove box and boot light Diagram 15 Rheostat interior lighting, audio system, central locking Diagram 16 Electric mirrors and windows
RENAULT LAGUNA wiring diagrams
Diagram 1
Key to symbols
Earth locations
Key to circuits
Bulb
E1 E2 E3 E4 E5 E6 E7
Diagram 1 Diagram 2
Switch
Multiple contact switch (ganged)
E8
Fuse/fusible link and rating
F24 30A
Resistor Variable resistor 15
Item no.
Pump/motor
Below RH rear light cluster Below LH rear light cluster Below LH rear light cluster RH driver’s inner sill LH passenger’s front inner sill LH passenger’s rear inner sill RH side engine (petrol) LH side engine (Diesel) Front of engine compartment’ below LH headlight
Terminal identification 15 15 30 31 50 85 86 87 87a D+
Ignition switch 'ignition' position Ignition switch 'ignition' position Battery +ve Earth Ignition switch 'start' position Relay winding input Relay winding earth Relay output Relay output Charge warning light
Diagram 3 Diagram 4 Diagram 5 Diagram 6 Diagram 7 Diagram 8 Diagram 9 Diagram 10 Diagram 11 Diagram 12 Diagram 13 Diagram 14 Diagram 15 Diagram 16
Information for wiring diagrams Starting, charging, Diesel fuel shut-off, engine cooling fan, Diesel fuel heater, pre and post heating Turbo Diesel pre and post heating, ABS Automatic transmission, air bag/pretensioners, variable power steering Fuel injection Bosch monopoint Fuel injection (Bendix Siemens MPi) Instrument cluster Instrument cluster Speed sensor, clock/external temperature gauge, heater blower Heated front/rear screen, heated washer jets, windscreen wash/wipe Rear wash/wipe, headlight washer, sidelights and headlights Stop, reversing,fog and direction indicator lights Headlight levelling, interior lighting Rheostat interior lighting, audio system, central locking Electric mirrors and windows
M
Typical passenger compartment fuse box Earth and location (via lead)
Fuse Rating Circuit protected E1
Gauge/meter Diode Light emitting diode (LED) Internal connection (connecting wires)
Wire splice or connector Solenoid actuator Connections to other circuits. Direction of arrow denotes current flow.
Wire colour (Red wire/white tracer )
Diagram 3, Arrow A
A
High beam warning light
R/W
Screened cable
Denotes alternative wiring variation (brackets)
{
A10
Terminal identification (i.e. battery +ve) Connector pin number
20A 25A 15A 15A 10A 10A 25A 15A 25A 15A 25A 30A 5A 5A 5A 15A 15A 15A 20A 20A
F23 F24 F25 F26 F27 F28 F29 F30 F31 F32 F33 F34 F35 F37 F38 F39 F40
15A 10A 10A 20A 25A 25A 15A 5A 10A 30A 5A 10A 40A 40A 40A 40A 40A
Cooling fan Horn RH main beam LH main beam Reversing light (automatic transmission) Clock/radio and memory units, electric mirrors, alarm Front wiper park position Direction indicators and hazard warning light Windscreen wiper Instrument panel, air bag, pretensioners, alarm, memory seats Central locking +ve supply after ignition switch Variable power steering ABS Automatic transmission RH dipped beam headlight LH dipped beam headlight, headlight levelling Stop lights, cruise control, flasher unit, bulb failure unit Heated seats Rear screen wiper, heated front/rear screen, reversing lights, lights on buzzer, heater controls Variable shock absorbers Clock, display illunination, alarm, memory seats Rear fog light Radio, heater controls, cigar lighter Memory seats Front fog lights Boot and interior lights Injection Heated mirrors Sunroof Radio telephone LH side light, lights, bulb failure unit Heated rear screen Air conditioning Driver’s electric window Passenger’s electric window Power passenger seat
Typical engine compartment fuse box Fuse Rating Circuit protected
Box shape denotes part of a larger component 30
F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 F11 F12 F13 F14 F15 F16 F17 F18 F19 F20
30 A10
F51 F52 F53 F54 F55 F56 F57 F58 F60 F65
60A 60A 60A 60A 40A 40A 30A 40A 30/70A 70A
Accessory cut-off shunt + battery passenger compartment + ignition switch After ignition relay RH cooling fan LH cooling fan ABS Headlight washers Fuel injection (30A), Diesel pre-heating (70A) Heated windscreen relay
H31764
Wire colours BA BE BJ CY GR SA VE
White Blue Beige Clear Grey Pink Green
JA MA NO OR RG VI
Diagram 2
Key to items Yellow Brown Black Orange Red Mauve
1 2 3 4 5 6 7 8
Battery Ignition switch Engine compartment fuse box Passenger compartment fuse box Starter motor Alternator Starter relay Diesel fuel shut-off valve
9 10 11 12 13 14 15
Cooling fan switch (single temperature) Cooling fan switch (dual temperature) Cooling fan motor Cooling fan relay Cooling fan 1st speed relay Cooling fan 2nd speed relay Cooling fan resistor H31765
2
2
2
2 Diagram 8/9, Arrow C
B1 B2 A2 A1
7
B1 B2 A2 A1
BA
RG
F53 60A
3
F12 30A
3 JA
Automatic transmission
B
NO
1
NO
8
Typical starting system (automatic transmission)
2
1
NO
NO
5
6
Typical charging system
Typical Diesel fuel shut-off
Typical single speed cooling fan (automatic transmission)
Typical single speed cooling fan (manual transmission) 2
Typical twin speed cooling fan 2
JA
JA B1 B2 A2 A1
4
2
1
86
RG/MA
85 F53 60A
F56 40A
F55 40A
87
3
JA
RG/MA
5 RG
RG
BA
RG
JA/RG
2
NO
3
13 30
RG/MA
4 3
1 JA
F55 40A
4
RG/MA
F53 60A
F1 20A
MA
RG
4
4 JA
JA/RG
RG
JA/RG
RG
F1 20A
12 F1 20A
10
9 RG
B1 B2 A2 A1
1 JA/RG
JA/RG
B1 B2 A2 A1
2
JA/RG
2
F53 60A
1
MA
M
Typical starting system (manual transmission)
VE
Diagram 5, Arrow A
15
2 2
1 JA
BA
M
1
11
2
1
M
30
11
M
86
1 1
11
85
1 JA/MA NO
NO
NO
NO
NO
2
NO
NO
1
9
4
JA
Alternator warning light
F12 30A
3
RG
RG
MA
BA
RG
1 M
F53 60A
4
Diagram 8/9, Arrow B
A
5
JA
VE/NO
5
1
3
RG
2
3 F53 60A
B1 B2 A2 A1
C
JA
1
RG
F53 60A
RG
RG
RG
3 BA
Tachometer (Diesel only)
B1 B2 A2 A1
4
87
14 NO
Wire colours BA BE BJ CY GR SA VE
White Blue Beige Clear Grey Pink Green
JA MA NO OR RG VI
Diagram 3
Key to items Yellow Brown Black Orange Red Mauve
1 2 3 4 17 18 19
Battery Ignition switch Engine compartment fuse box Passenger compartment fuse box Fuel filter heater Fuel heater temperature switch Preheater unit
23 24 25 26 27 28 29
20 Glow plugs 21 Pump unit a = advance/retard valve b = EGR switch c = throttle position switch d = pump advance solenoid 22 Altitude relay
Altitude capsule Coolant temperature sensor Fast idle solenoid valve Clutch pedal switch EGR timer relay EGR temperature switch EGR valve H31766
JA/RG
JA
2
JA/VI
2
B1 B2 A2 A1
F12 30A
B1 B2 A2 A1
JA
Preheater warning light D
4
22
4
Diagram 8, Arrow D
3
JA/VE
23
1
B1
2 F12 30A
JA BA
5 MA/VI
F53 60A
BA RG
F60 70A
1 2
RG
17 1
BA/VE BA/RG
B
A
BJ/RG
19
3
2
BJ JA/VI BJ/RG VE BA VI NO
NO/OR
3
JA/VI
18
F53 60A
B2 B3 B1 A1 C1 A2 C3
RG
1
C1
BJ/RG
RG
JA
RG
4
SA
B1
BA
C2 B2
c b
C1
NO
NO
NO
BA
VE
NO/RG VE
NO/JA
NO
BA
d
A1 VE
C2 A3
1
a
A2 BJ
21
1 2
2
1
NO NO
1
2
3
4
E7
24
Typical Diesel fuel filter heater
JA/VI BA/VE
JA/RG
2 Preheater warning light D
4
JA/VE
3
23
1
4
1
3
26
NO
NO
2
C2
c
NO
B2 NO
29
B1
BA
1
b
C1
E4
1
NO
4
24 20
2
d
A1 VE
NO
NO
3
1
BJ
NO 2
a
A2
NO
1 2
BA
21
VE
NO/RG VE
BA
NO
BA/VE BA/RG
RG
1 BA
SA MA/VE
BA GR NO
C2 A3
VE
A2 C3
22
BJ/RG
1 2
BJ JA/VI BJ/RG VE MA/VE
NO/OR
F60 70A
JA/VI
19
B2 B3 B1 A1 C1
27
C1
BJ/RG
RG
MA/VI
3
1
28
5
RG
F53 60A
1
2
B1
2 JA BA
2 5
BA/VE SA
4
Diagram 8, Arrow D B1 B2 A2 A1
Typical pre/post heating (Diesel without EGR)
20
JA
F12 30A
E7
25
25
E7
Typical pre/post heating (Diesel with EGR)
Wire colours BA BE BJ CY GR SA VE
White Blue Beige Clear Grey Pink Green
JA MA NO OR RG VI
Diagram 4
Key to items Yellow Brown Black Orange Red Mauve
1 2 3 4 19 20 21
Battery Ignition switch Engine compartment fuse box Passenger compartment fuse box Preheater unit Glow plugs Pump unit a = advance/retard valve d = pump advance solenoid
24 25 27 29 32 33 34 35 36
Coolant temperature switch Fast idle solenoid valve EGR relay EGR valve Throttle potentiometer Speed threshold sensor Diagnostic socket Air temperature sensor ABS auxiliary relay
37 ABS connection plate a = ABS main relay b = ABS pump relay 38 ABS hydraulic unit 39 ABS soleniod valve unit 40 Pedal travel sensor 41 Wheel sensor 42 ABS ECU 43 Stop light switch 4
2
JA F12 30A
B1 B2 A2 A1
BA/MA
4
JA BA RG RG/VE RG
RG
1 2
3 BA/VE
BA/RG
F60 70A
RG
BA
BA
1
19 1
2
4
3
A4 C3 A2 B3
32
B
1
3
NO
1
4
Diagram 8, Arrow D
F18 15A
OR
BA
BA
BA/VE
VE BA
VE BA
OR
OR
OR/MA
OR/MA
OR/MA
BJ BA/RG
BJ VE
BJ
VI GR VE BJ NO
BA GR
JA
RG
JA/BE
33
NO
30
BA
15
NO
1
RG BJ
1
BA
6
NO
28
BA
19
NO
29
BA
31
VE
BA
5
BA
SA
27
1
41
5 F57 30A
34
3
2 1
41 F57 30A
2
3
2
F53 60A
2 1
41
10 11
2
NO
BJ/VE
BJ/MA
JA
BJ
RG
RG/VE
RG
1
40
BA 2
VI NO
1
35 24
36 10
d
38 Diagram 8/9, Arrow E
E
ABS warning light
VI MA NO NO VI
VI MA
BJ/MA
VI GR GR MA/BA
BJ/VE
42 32 24 11
Typical pre/post heating (Turbo Diesel)
39
7 10 13 12 11 14 4 5 6 3 8 7 3 37 13 16
34
a
MA
4
2 1
1 2
21
22
36 JA JA/BE
1
10 11
VI
29
25
2
2 VE BA OR
41
Preheater warning light
1
1
43
D
NO
BJ MA
3
JA/BE
JA
F14 5A
5
BJ/RG
2 B1 B2 A2 A1
27
2
NO BA
E7
2
Adaptive damping
2
1
NO A
VI VE NO BA VI BJ MA
C4 B2 C1 A3
20
33
A2 A4 A3 B4 C3 A1 C1 B1
B2 A1 C2
3
RG JA/GR
RG
F53 60A
H31767
OR NO NO
GR GR MA BJ OR
M
8 2 7 1 2 13
4
3
1
14 b 15 9 10 6 11 12 3 4 5
a
NO
37 BJ/MA
NO
BJ/VE JA RG/VE RG
BJ JA RG/VE RG
Typical anti-lock brakes
Wire colours BA BE BJ CY GR SA VE
White Blue Beige Clear Grey Pink Green
JA MA NO OR RG VI
Diagram 5
Key to items Yellow Brown Black Orange Red Mauve
1 2 3 4 34 43 46 47
Battery Ignition switch Engine compartment fuse box Passenger compartment fuse box Diagnostic socket Stop light switch Auto. trans. control unit Auto. trans. ECU
48 49 50 51 52 53 54 55
Line pressure sensor Throttle potentiometer Speed sensor Multifunction switch Kick down switch Shift speed control switch Selector light Airbag control unit
56 57 58 59 60 61 62
Driver’s airbag/cruise control switch Passenger’s airbag Driver’s seatbelt pretensioner Passenger’s seatbelt pretensioner Power steering ECU Power steering speed sensor Power steering motor H31768
JA
2
JA 1
2
JA/BE
JA
JA
JA/BE
B1 B2 A2 A1
OR
F53 60A
1
VI/BA
7
SA
8
JA/BE
JA JA/VE
RG
Diagram 2, Arrow A
Diagram 6/7, Arrow C
Tachometer
MA BE OR
VE/NO
C
VI
Diagram 8/9, Arrow F
Diagram 12, Arrow i
Auto. trans. warning light
VI/RG
F
C1 C2 B1 C3 A1 A2 A2 C6 B1 C1 B1 A1
GR
NO
BE
B3
A1
B1
B4 C2
VI
2
52
BJ
BJ
B2 C4
MA/OR
VE
A4
E4
48
a
6 5 3 4 7 1
46
b
11
A2
1
sig
8
1
2
+
JA BA RG
B2
B3
49
-
2
B2 NO
NO
BE
C3 B1
VE/OR
50 +
NO SCREEN
47
Diagram 13, Arrow G
53
RG SA BA RG SCREEN
Interior illumination
54
51
C1 B5 B1 A1 A1
i
Reversing lights G
BE GR VE MA
B6
JA
MA
A
Starter relay
1
34
F18 15A
3
BA
43
RG F15 5A
4
C1 A2 C2 B2 A3 C1 B1 A1
3
Typical automatic transmission
9
A1
55 2
2 58
1
VI/SA
1
2
VI/BA
2
1
VI/BJ
1
2
VI/JA
2
Diagram 9, Arrow j
Service warning light j
B1 B2 A2 A1
B1 B2 A2 A1
59
Diagram 10, Arrow K
Speed sensor
K
SA/RG
B3
MA/VE
B1
JA
RG
JA
RG
61
F10 15A
57
4
VI
1
VI/BA
2
VI
1
VI/BA
2
B1
1
SA/VE B
SA
2 3
VI/BA
1
VI
2
A3
JA/VE
A7
SA
A5
VE
A6
VE
BA
BA/VE
A2
11
BA
OR
OR/NO
A1
NO
B7
E5 Typical variable power steering
OR/VE
10
1
Typical air bag and seatbelt pretensioner
E7
A
62
34
60
C1
JA
NO
NO
56
2 1 3
F13 5A
RG
RG
1
VI/GR JA/BE NO
F53 60A
VE
3
3
Airbag warning light H
A1
4
JA
F53 60A
Diagram 8/9, Arrow H
NO
4
Wire colours BA BE BJ CY GR SA VE
White Blue Beige Clear Grey Pink Green
JA MA NO OR RG VI
Diagram 6
Key to items Yellow Brown Black Orange Red Mauve
1 2 3 4 34 65 66
67 68 69 70 71 72 73
Battery Ignition switch Engine compartment fuse box Passenger compartment fuse box Diagnostic socket Fuel injection ECU Oxygen sensor
74 Knock sensor 75 MAP sensor 76 Throttle body a = throttle potentiometer b = idle speed regulator c = fuel injection d = air temperature sensor
Ignition power module Fuel pump relay Injection locking relay Fuel pump Crankshaft sensor Canister purge solenoid valve Coolant temperature sensor
H31769
Diagram 10, Arrow K
2
B1 B2 A2 A1
Diagram 5/8/9, Arrow C
Tachometer
Diagram 19, Arrow L
K
Speed sensor
C
JA RG
RG
RG
8 9 2 6
34 F30 5A
F12 30A
L
Fuel injection warning light
4
BJ
BJ/VI
13
MA VE/NO
MA VE
3 12
VE MA
VE MA
8 18
RG/NO
4
VE/NO VI/OR
11
RG/VE
RG F51 60A
F60 30A
1
69 67
3 JA
RG
A
B B
B
71
3
RG/VE
A
BA/RG
RG
1
JA/BE JA MA/BA
2
1
JA
JA
5
NO
68
BA/VE
19
VE/OR JA/RG JA MA/BA NO
VE/OR JA/RG JA MA/BA
27 30 20 6
NO
NO NO/BA
1 2
OR/BE
33
NO/JA B
66
E7
C
B
OR
A
75
C
VI/RG a
A
65 1 4
MA/VE BA
BA
VI
17
VI/RG
9
OR
16
2
NO/JA
4
NO/OR
3 b
76
M
BA c 2
BA/RG
BA/RG
7
5
4 3
28
BA
2
NO/OR
F53 60A
RG
4
BA GR
3 d
4
1 2
1
BA
MA/VE
SA/BE
25
SA/NO
23
SA/VE
24
BJ
21
BA
14
MA/VE
35
BA/RG
15
BA/GR
32
GR/RG
31
VI/VE
5
VE/JA
26
MA/VI
22
OR/BA
34
73 1
GR BA/GR
C1 M
2
74
70 GR/BA
2
1
C2
72 NO
BA Diagram 9, Arrow M
Trip computer M
E3 Typical fuel injection (Bosch monopoint)
A
VE/JA
Air conditioning
Air conditioning
B
Wire colours BA BE BJ CY GR SA VE
White Blue Beige Clear Grey Pink Green
JA MA NO OR RG VI
Diagram 7
Key to items Yellow Brown Black Orange Red Mauve
1 2 3 4 34 65 66
67 68 69 70 71 72 73
Battery Ignition switch Engine compartment fuse box Passenger compartment fuse box Diagnostic socket Fuel injection ECU Oxygen sensor
74 75 77 78 79 80 81
Ignition power module Fuel pump relay Injection locking relay Fuel pump Crankshaft sensor Canister purge solenoid valve Coolant temperature sensor
Knock sensor MAP sensor Throttle potentiometer Idle speed regulator Air temperature sensor Power steering pressure switch Fuel injectors H31770
Diagram 8/9, Arrow L
Diagram 10, Arrow K
2
K
Speed sensor
B1 B2 A2 A1
Diagram 5/8/9, Arrow C
Fuel injection warning light
C
Tachometer RG
JA RG
F60 30A
4
BJ
13
MA VE/NO
MA VE
3 12
JA/RG MA RG/VE
JA/RG MA RG/NO
8 18 4
VE VI
11
4
3
RG
RG/VE
A
1
B
JA
RG
RG
A
B
71
3
69
67
RG
F51 60A
F12 30A
BJ
NO
F53 60A
8 9 2 6
34 F30 5A
L
2
BA
28
BA
7 19
VE/OR JA/RG JA MA NO
VE/OR JA/RG
27 30
MA
6
NO
NO NO/BA
1 2
MA OR
35 24
JA
BA
30
VI
VI
21
BJ
BJ
SA
SA
BJ
BJ
5
B
4 3
JA
1
JA JA MA
1 2 5 NO
68
66
NO
JA
MA
B A
E7
MA
C BA
MA 1
SA
BA/RG
GR
BA/NO
BA/OR
1
1
1
1
OR
80
78
81 BA/BE
2
2
2
2
1
BA
GR/BA
2
79 OR
1
2
OR
BA
75
M
C B
C2
15 32
GR/RG
31
BA
14
74
A
B
OR
OR
33
C
OR/VE
16
A
BA/RG
OR/VE OR VI
17
VI
9
VI
VI
VE/RG
VE/RG
5 26
MA
23
OR
34
VI
NO
72 OR
A
OR/VE B
OR
Air conditioning
E3 Diagram 9, Arrow M
Typical fuel injection (Bendix Siemens MPi)
1
BJ MA
77
C1
70
73
2
MA
2
20
Trip computer M
Air conditioning
65
Wire colours BA BE BJ CY GR SA VE
White Blue Beige Clear Grey Pink Green
JA MA NO OR RG VI
1 2 3 4 85
2
Battery Ignition switch Engine compart. fuse box Passenger compart. fuse box Instrument cluster a = fuel gauge b = control unit c = low fuel tell-tale d = analogue clock e = coolant temperature gauge f = airbag tell-tale g = heated seat tell-tale
A2
OR/BA
A1 B1 B2 A2 A1
h i j k l m n o p q r s
= = = = = = = = = = = =
t u v w x y z a1 b1 c1 d1 e1
high coolant temp. tell-tale seatbelt tell-tale preheater tell-tale low washer tell-tale pad wear tell-tale RH indicator tell-tale low brake fluid tell-tale handbrake tell-tale ABS tell-tale service tell-tale stop tell-tale injection tell-tale
= = = = = = = = = = = =
auto. trans. tell-tale LH indicator tell-tale alternator tell-tale low oil pressure tell-tale cat temp. tell-tale main beam tell-tale dipped beam tell-tale front foglight tell-tale rear foglight tell-tale instrument illumination low oil level tell-tale oil level gauge
f1 = tachometer Oil pressure switch Handbrake switch Low brake fluid switch LH pad wear sensor RH pad wear sensor Low washer fluid switch Coolant temperature sensor Oil level sensor Fuel gauge sender unit
86 87 88 89 90 91 92 93 94
H31771
85 a
MA
c
f g h
e
i
j
k
l m n o p q r
s
t u v w x y
z a1 b1
Diagram 13, Arrow R
B21
A10 A13 A12 A11
Rear foglight R
Diesel preheater
B
O Diagram 13, Arrow O LH indicator F
RH indicator Diagram 4, Arrow E
D
VI VE
NO Diagram 3/4, Arrow D
Main beam
88
Diagram 13, Arrow N
Typical instrument cluster (models without tachometer)
Diagram 12, Arrow U MA BA
NO
N
2
92
U VI/JA VI/RG BJ MA
VI/VE VI/GR
NO
H
2
ABS
E5
T Diagram 12, Arrow T Dipped beam
1
90
1
SA NO
S Diagram 13, Arrow S Rear foglight
87
SA BJ/RG
1
BA/NO
RG
E6
BA/VE MA VI/JA VI/RG BJ
NO OR/BA VI/GR VI/VE MA/VI OR SA SA/BJ 91 89
3
Heated seats
MA VE/GR GR SA SA/GR OR BJ/RG
MA/VI VI/VE VI/GR JA
OR/NO RG JA
Airbag
VI
F10 15A
F51 60A
Diagram5, Arrow H
Interior lighting P
c1 A9 A8 A7 A6 A5 A3 A2
RG
RG
F6 10A
Diagram 15, Arrow P
c1 c1
d
B1 B2 B3 B9 B12 B13 B16 B17 B18 B19 B22 B20 B28 B10 A30 B15 B7 B23
4
b
VE/BA MA/BA OR
94
c1 c1
B1 JA
F53 60A
Diagram 8
Key to items Yellow Brown Black Orange Red Mauve
E
L
Diagram 2, Arrow B
Alternator
Diagram 5, Arrow F
86
Auto. trans. Diagram 6/7, Arrow L
Engine management
94 2
85 a B1
B1 B2 A2 A1
MA
e/e1
b
b
j
k
l m n o p q r
s
t u v w x y
z a1 b1
B21
VI VE
BA/NO
2
88
O
NO
Diagram 4, Arrow E
ABS
Diagram 13, Arrow O
E5
E
L
B Diagram 2, Arrow B
Alternator
LH indicator
F Diagram 5, Arrow F Auto. trans.
RH indicator D
A10 A13 A12 A11
MA
Diesel preheater
S Diagram 13, Arrow S Rear foglight
MA BA
Diagram 13, Arrow N NO Diagram 3/4, Arrow D
Rear foglight R
VI/JA VI/RG BJ
92
Diagram 13, Arrow R
SA NO
1
N
2
BA/VE MA VI/JA VI/RG BJ
Typical instrument cluster (models with tachometer)
VI
U Diagram 12, Arrow U Main beam
87
SA BJ/RG
Heated seats
Interior lighting P
T Diagram 12, Arrow T Dipped beam
90
1
H
MA VE/GR GR SA SA/GR OR BJ/RG
VI/VE VI/GR
NO
Engine management
MA/VI VI/VE VI/GR
C
A9 A8 A7 A6 A5 A3 A2
A28
VI/JA OR/BA VI/GR VI/VE MA/VI OR SA SA/BJ 89 91
1
Diagram 2/5/6/7, Arrow C
Diagram 15, Arrow P
d1 f1
B1 B2 B3 B9 B12 B13 B16 B17 B18 B19 B22 B20 B28 B30 B29
MA 2
c1
g1 B10
RG
E6
Airbag
i
b
MA/BA OR/NO JA NO VE/NO VE/RG
Diagram 5, Arrow H
f g h
e1
B15 B7 B23
OR/BA
OR
JA
RG
F10 15A
F53 60A
1
d1
A1 A2
4 3
f1
c
Diagram 6/7, Arrow L
Engine management
86
Wire colours BA BE BJ CY GR SA VE
White Blue Beige Clear Grey Pink Green
JA MA NO OR RG VI
Diagram 9
Key to items Yellow Brown Black Orange Red Mauve
1 2 3 4 34 85 86
Battery Ignition switch Engine compart. fuse box Passenger compart. fuse box Diagnostic socket Instrument cluster Oil pressure switch
88 89 90 91 92 93 94
Low brake fluid switch LH pad wear sensor RH pad wear sensor Low washer fluid switch Coolant temperature sensor Oil level sensor (Diesel) Fuel gauge sender unit
95 Oil temperature sensor (Diesel) 96 Combined oil level/temperature sensor (petrol)
H31772
Diagram X, Arrow B
Main beam Diagram X, Arrow B
Dipped beam Diagram X, Arrow B
Rear foglight
Diagram X, Arrow B
A
Variable power steering
A
Diagram X, Arrow B
Diagram X, Arrow B
A
Diagram X, Arrow B
LH indicator
Alternator
Diagram X, Arrow B
Rear foglight
Auto. trans.
A
SA/RG BG VI/RG VI/JA MA BA/VE
A
BA
Diagram X, Arrow B
BA/NO VE VI SA
Alternator (Diesel) A
}
Diagram X, Arrow B
Engine management A (petrol)
BA/NO VE VI SA NO
Diagram X, Arrow B
A
Speed sensor A2
Diagram X, Arrow B
2
ABS A
E5
Diagram X, Arrow B
A1
Engine management A (fuel flow signal)
B1
Diagram X, Arrow B
Filament failure unit
4 F6 10A
RG
RG
MA/BA VE/JA VI VE/NO MA/BA OR/NO MA GR OR JA RG SA/GR NO OR/BA MA/VI
94 JA
VE/NO MA OR MA GR OR JA RG SA/GR NO OR/BA MA/VI
F10 15A
F51 60A
3 RG
1 1
88
E6
2
1 NO
NO
91
92
NO
90 95
Diagram X, Arrow B
Heated seats 2 1 2 1 B1
96
A B2
Typical instrument cluster (models with on-board computer)
Diagram X, Arrow B
RH indicator
SA SA/BJ
93
Diagram X, Arrow B
Interior lighting
2
VE BG BA/NO VE/BA VI
A
Interior lighting
B1 B2 A2 A1
89
A
A
A 86
F53 60A
Diagram X, Arrow B
Engine management A (warning light)
JA SA
A A A
Diagram X, Arrow B
Diesel pre-heater Diagram X, Arrow B
Airbag
A
BJ/OR
A
VI/GR
A1 A2 A3 A5 A6 A7 A8 A9 A11 A12 A13 A10 A19 A22 B2 A23 A18 A17 A16 A26 A14 A15 B21 A28 B7 B15 B1 B3 B13 B20 B4 B12 B10 B28 B18 A20 B6 B9 B14 B16 B17 B8 B22
VI/VE
B19
VE
VE
VE
B29
GR
VI/JA VE/RG
VI/JA VE/RG
MA VI
34
10 11
BA/BE OR/BE
B30 B27 C3 C1 C2
Voice synthesizer
VE/NO SA VI/VE SA/VE SA/NO OR/NO OR VI BA/RG BA OR/NO
C4 C5 C6 C7 C9 C10 C11 C12 C13 C14 C15
MA/BA MA OR
85
Wire colours BA BE BJ CY GR SA VE
White Blue Beige Clear Grey Pink Green
JA MA NO OR RG VI
Diagram 10
Key to items Yellow Brown Black Orange Red Mauve
1 2 3 4 100 101 102
Battery Ignition switch Engine compartment fuse box Passenger compartment fuse box Speed sensor Combined lighting/horn switch Cigar lighter
103 104 105 106 107 108
Horn Clock and external temperature gauge Passenger side electric mirror Heater blower motor Heater switch Heater resistor unit H31773
2
2
Variable damping
B1 B2 A2 A1
K
Variable power steering RG
JA
RG F53 60A
F12 30A
RG BA F53 60A
Diagram 9, Arrow K
F51 60A
4
F26 20A
K Instrument cluster
F2 25A
103
3 Diagram 6, Arrow K
K
BA/RG
RG
RG
MA/BA MA/BE MA/VE SA
4
A4
JA/RG
Boot open/close unit
3
B6
101
B1 B2 A2 A1
Diagram 5, Arrow K
Typical horn and cigar lighter
RG
Trip computer
MA
JA/RG BE
102 1
3
B
E6
C
1
i Diagram 12, Arrow I
100
B A
BA NO
B A
103
NO
NO NO
NO
A
MA
JA/VI
1
BA NO
NO
Interior lighting Typical speed sensor
Diagram 15, Arrow W
Diagram 15, Arrow W
Interior lighting A
Interior illumination
2
Diagram 11, Arrow X
Heated windscreen
B1 B2 A2 A1 JA/RG
Diagram 12, Arrow i
RG
Interior illumination F24 10A
BE
F6 10A
Diagram 11, Arrow Y
Heated rear window
BE/BA
X
OR
Typical heater blower A7
107
B5 B2
i
BE B4 A3
Y
MA B1
4
JA/BE
RG
F51 60A
RG/BA
F53 60A
W
A2 A3
3 RG
RG
2
B1
B3
A3 RG
JA/RG
A1
RG
A2
NO
F51 60A
4 F37 40A
106
F26 20A
RG
RG/VI
1
NO
4
NO
NO
Typical clock and external temperature gauge
RG
Interior lighting
30 86
RG JA/BE
Diagram 15, Arrow V
BA
NO 3
108
3
V
E5
B2 A3 B1 A2
M
A3
JA
BA
NO
NO/RG
F53 60A
VE BE BA JA
B1 B2 A2 A1
104 B2
A1 B3 B1
RG NO
1
B2
A4
85
A1
87
A1 30 B4
86
B2
85 87
105
E5
Wire colours BA BE BJ CY GR SA VE
White Blue Beige Clear Grey Pink Green
JA MA NO OR RG VI
Diagram 11
Key to items Yellow Brown Black Orange Red Mauve
1 2 3 4 110 111 112
Battery Ignition switch Engine compartment fuse box Passenger compartment fuse box Heated rear window relay Ignition relay 1 Heated rear window
113 114 115 116 117 118 119
Heated windscreen relay Heated windscreen Heated washer jet Windscreen wiper timer Wash/wipe combination switch Front wiper motor Front/rear washer pump H31774
111
2
4
3
RG JA
B1 B2 A2 A1
2
4
B1 B2 A2 A1 2
NO RG
RG F53 60A
F54 60A
F20 20A
F35 40A
3
F53 60A
1 10
4
F54 60A
F65 70A
3
RG
RG
X
Heater
Y
1
113
1 4 MA/BA OR
Diagram 10, Arrow Y
Heater
Driver’s heated mirror Diagram 16, Arrow A1
Passenger’s heated mirror
RG RG
BA
112
Z
E3
B1 B2 A2 A1
114 Typical heated rear screen
Typical heated windscreen Typical windscreen wash/wipe 4 RG JA
B1 B2 A2 A1
111
NO
4
RG
RG
3
3 1
111
2 5
1
JA
JA RG
RG
RG
2
3
5 F54 60A
F53 60A
RG
F54 60A
119
F52 60A
2
A1 B1
JA
OR MA
BJ
RG
RG
4
M
1
116
117 A2
5 4
A7
6
4
1
JA
1
8
F9 25A
SA/VE
F7 25A
3 F20 20A
1 5
RG RG
A1
2
NO
2
OR NO
2
RG
3
RG/BE JA
NO
NO
Diagram 16, Arrow Z
F53 60A
4
Diagram 10, Arrow X
4
5
F31 10A
111
RG
F20 20A
2
MA
2 5
3 1
1
NO
JA RG RG/BE
RG
5
JA RG
3
RG JA
1
A1 JA/BE
GR NO
NO
115
A3
VE/JA A6
BA
115
B4 BA/RG BA
MA/VI
NO
RG
GR
BA
VE/JA
NO/RG
NO
B2 B1
A1 B1
C1
NO
B5 A4
M
NO NO
Typical heated washer jets
A2
E4 C2
118
MA/VI
Wire colours BA BE BJ CY GR SA VE
White Blue Beige Clear Grey Pink Green
JA MA NO OR RG VI
Diagram 12
Key to items Yellow Brown Black Orange Red Mauve
1 2 3 4 101 110 111 117 119 120 121
122 123 124 125
Headlight washer timer relay Headlight washer pump Number plate light LH rear light cluster a = tail light 126 RH rear light cluster a = tail light 127 LH headlight unit a = sidelight b = dip beam c = main beam
Battery Ignition switch Engine compartment fuse box Passenger compartment fuse box Combined lighting/horn switch Heated rear window relay Ignition relay 1 Wash/wipe combination switch Front/rear washer pump Rear wiper timer relay Rear wiper motor
128 RH headlight unit a = sidelight b = dip beam c = main beam
H31775
4
2 RG JA
Headlight washer
1
B1 B2 A2 A1
2
NO
5
111
1
MA VE
GR
NO
RG
RG
M
4
VE
MA
JA/NO
F53 60A
3
RG
RG
F58 40A
A2
5 2 3
RG NO GR
Diagram 12, Arrow A2
3
1 22
A1 B1
3
A2
1
Diagram 12, Arrow A2
Wash/wipe switch
119
F54 60A
2
F20 20A
8
1 120
Diagram 12, Arrow T
T NO
Dipped beam
A2
OR OR/BE MA
4
6
BA JA/NO
RG
117 5 4
A
GR
M
123
B
NO
A7
Typical headlight washer BA
BA JA/NO
BA
NO
A3
BA/RG
A1
BA/NO JA
1
Typical headlights 2
NO
A6 3 1
B4
2
B1 B2 A2 A1
E4
B2
NO
M
JA RG
B1 B5 RG
RG
NO
B6
B3
A4
12 1 F53 60A
F51 60A
E3
Typical rear wash/wipe
B7
NO
RG
BE
126
1
101
F4 15A
E1
B1
3 F51 60A
128 A2 a B1
F3 15A
F17 15A
NO
BA/RG BE/JA
127 A2 a B1
BA/NO NO
124 NO
124 NO
NO
BE
127
U NO
BE
i
Various, Arrow i
Dipped beam
Diagram 8/9, Arrow U
E3
High beam
C2 c
B2 b B1
128 NO
Dipped beam
125 2 a 1
C2 c B1 NO
NO
BE
B2 b
T Diagram 8/9/12, Arrow T
BE BE/VE
BA
2
BA
1
BJ
BE
2
BA/NO
BE
1
VE
VE
RG
F22 10A
BE
1
4 VE
4 F34 10A
F16 15A
NO
BE
BE
MA/OR
2 a 1
B2
B5
BA/BE
RG
Typical side, tail and number plate lights
101
3
Wire colours BA BE BJ CY GR SA VE
White Blue Beige Clear Grey Pink Green
JA MA NO OR RG VI
Diagram 13
Key to items Yellow Brown Black Orange Red Mauve
1 2 3 4 43 101 111 125
Battery Ignition switch Engine compartment fuse box Passenger compartment fuse box Stop light switch Combined lighting/horn switch Ignition relay 1 LH rear light cluster b = stop light c = direction indicator
126 RH rear light cluster b = stop light c = direction indicator 130 LH reversing light 131 RH reversing light 132 Front foglight relay 133 Reversing light switch 134 Rear foglight 135 LH front foglight
136 137 138 139 140 141 142
RH front foglight LH front direction indicator LH direction indicator side repeater RH front direction indicator RH direction indicator side repeater Hazard warning light Direction indicator flasher unit
H31776
Typical front/rear foglights 2
4 1
NO
F54 60A
VE/OR
G
Auto. trans.
F53 60A
131 GR
1
2
BA
GR
}
3
BJ
Diagram 8, Arrow S
Instrument cluster S
Instrument cluster R
VI
4
1
F28 25A
F25 10A
132
4 3
SA
1
NO
2
A1
3
Diagram 8/9, Arrow R
2
2 b 1
VI
F51 60A
NO/OR
NO/RG
NO
3
2
130
126
43 1
3
BJ/BE
133
A3
VE/RG
4
JA
B5
Diagram 5, Arrow G
1 JA/BE
B1
BA/RG
F20 F5 20A 10A
101 RG
RG
RG
F18 15A
B3
RG
3
B2
5
RG JA
F53 60A
B1 B2 A2 A1
RG
RG
JA RG
111
2
RG JA
B1 B2 A2 A1
2
3
RG JA
2 5
NO
VI
NO
NO
1
2
NO
BA
134
2 b 1
Typical stop and reversing lights
OR
NO/BA
MA/JA
E1 125
136
VI
OR VE
E3
E3
E2
2
1
2
E5
NO NO
135 NO
2
1
NO NO
141
126
RG
JA RG
M
4
7
2 10 1 3
142
3
E4 NO
MA VI/VE
SA
C +
5
RG
F18 15A
GR
F8 15A
6
VI/BA
F52 60A
4
GR/VE VE
F53 60A
4 c 1 NO
125
RG
MA/BA MA
1
2 140 NO
1 VI/BA
NO
B1 B2 A2 A1
E5
E1
4 c 1 NO
SA RG
1 VI/BA
A6
10 1
NO
RH indicator warning light
N
SA
SA
SA VI/BA
LH indicator warning light
1
2
NO 1
VI/BA
139
2 NO
137
Diagram 8/9, Arrow O
Typical direction indicator and hazard warning lights
NO
SA
VI/BA
E3
138
VE
Diagram 8/9, Arrow N A7 A5
2
VI/BA
O
VI/JA
Wire colours BA BE BJ CY GR SA VE
White Blue Beige Clear Grey Pink Green
JA MA NO OR RG VI
Diagram 14
Key to items Yellow Brown Black Orange Red Mauve
1 2 3 4 101 145 146 147 148
Battery Ignition switch Engine compartment fuse box Passenger compartment fuse box Combined lighting/horn switch Headlight levelling switch LH headlight adjustment motor RH headlight adjustment motor Glove box light
149 150 151 152 153 154 155 156 157
Glove box light switch Luggage compartment light Luggage compartment light switch Interior lighting/central locking control unit Driver’s door switch Passenger’s door switch LH rear door switch RH rear door switch Map reading light
158 159 160 161
Front interior light LH rear interior light RH rear interior light Infrared sensor
H31777
RG
2
145 B2 JA
RG
B1 B2 A2 A1
B2
B3
F51 60A
101 B1
3
101
BE
B1
VI
1
VE
F29 15A
F22 10A
4
F16 15A
RG
E4
VE
BE
BE/JA
RG
NO
F17 15A
F34 10A
NO
BE
4
NO
3
A3
RG
BE
F51 60A
B2 A2
MA/OR
RG
RG F53 60A
RG
B1 B5
VE
1
BE
VE
NO
VI SA NO NO
147
1
1
2
2
150
148
E4
151
Typical glove box and boot light Typical interior lighting
2 RG
RG/BA F11 25A
RG
JA
B1 B2 A2 A1
1
SA
C1 B1 A1
Typical headlight levelling
E3
2
BA
A1
SA
NO
OR
C1 B1
NO
VE/BA
SA VE/RG
146
149
NO
RG/BE
BE
VE
F10 15A
RG
JA/VE
RG
A1
B3
F29 15A
4
5 4 3
RG/BE
RG
RG
RG/NO 1
161
A1
A2
A3 A2
A1 A3
A2
3
B4
B6
152
B5
B7
MA
F51 60A
A5 B3 A2 A1
NO
MA
BJ
NO
NO
NO
B
159 A1 A3
NO
B
NO
B
156 154
MA/OR
B
NO
A
NO
A
NO
A
160
OR
NO
SA/VE
BJ/VI
SA/RG
BJ/BE
RG
153
A
158 2
MA OR BJ
1
157
NO SA/NO
F53 60A
E1
E3
155 NO NO NO NO
NO
E5 E4
Wire colours BA BE BJ CY GR SA VE
White Blue Beige Clear Grey Pink Green
JA MA NO OR RG VI
Diagram 15
Key to items Yellow Brown Black Orange Red Mauve
1 2 3 4 101 152 161 165 166
Battery Ignition switch Engine compartment fuse box Passenger compartment fuse box Combined lighting/horn switch Interior lighting/central locking control unit Infrared sensor Lighting rheostat relay Interior lighting rheostat
167 168 169 170 171 172 173 174 175
Audio unit Satellite cointrol unit LH front speaker RH front speaker LH rear speaker RH rear speaker LH tweeter RH tweeter Central locking control switch
176 177 178 179 180
Driver’s central locking motor Passenger’s central locking motor LH rear central locking motor RH rear central locking motor Tailgate lock motor
H31778
Typical rheostat controlled lighting
2 B2
RG
B1 B2 A2 A1
2
Interior lighting
RG
F22 10A
F53 60A
165
4
JA/RG
BE
JA/RG
RG
RG
RG
3
JA/RG
F24 10A
4
F51 60A F26 20A
3
RG
5
4
1 NO
4 7 6 8
BE
2
i
E4
1
W
166
Diagram 12, Arrow i
Interior lighting
3 Various, Arrow P
2
BJ
SA BJ
1 2
172
7 1
SA/NO
SA BJ
1 2
171
VE BA
2 1
173
GR/VE
2 1
169
GR/VE
BA/VE 4 5 6 7 8 9 10
SCREEN RG VE NO JA BA BE
3
NO
OR
MA
JA/VE
RG
B1
E4
B3 A1
1
MA/BA
i
1 M
3 BA/VE
1
3
3
1 M
3
176 BA/OR
177 BA/OR
178 BA/OR
Diagram 12, Arrow i
Interior lighting
3 BA/VE
1 M
3
179 BA/OR
MA
1
1
NO
BA BA/OR BA
BA
BA/OR BA/NO
Typical central locking
MA/BE
B2
BA/VE
B1
MA/OR
B4
A2 A5
VI/BA
RG
B2
A1
VI/BA
152
1 M
3 1
BE
F51 60A
1
NO
NO
RG
BA/VE
BA/VE
B3
M
3 A2
175
A1
168
Typical audio system
MA/VE NO
MA
4
6 5
180
NO SA/NO
RG
JA
F10 15A
BJ/VI
161
5 4 3
F11 25A
SA
Interior lighting
B2
F53 60A
2 1
Diagram 15, Arrow V
BE/BA
3
169
V
BE/VI
P
VI
B1 B2 A2 A1
RG JA/NO JA NO
NO
NO
BE/JA
VI
Interior lighting
Interior lighting (dimmed)
2 1
BA
F6 10A
2
Various, Arrow W
GR/VE
SA
RG
1
1
GR/VE
JA
B1
F51 60A
174
4 3
101
F53 60A
2 1
167
B1 B2 A2 A1
V
3
BA BA/VE
Various, Arrow V
Wire colours BA BE BJ CY GR SA VE
White Blue Beige Clear Grey Pink Green
JA MA NO OR RG VI
Diagram 16
Key to items Yellow Brown Black Orange Red Mauve
1 3 4 185 186 187
Battery Engine compartment fuse box Passenger compartment fuse box Electric mirror switch Driver’s electric mirror Passenger’s electric mirror
188 189 190 191 192 193
Driver’s electric window switch Driver’s switch for passenger window Passenger’s electric window switch ‘One touch’ control unit Driver’s window motor Passenger’s window motor
H31779
RG
F6 10A
4 185
RG/BE
F51 60A
3 Diagram 11, Arrow A1
A2 B3 B1 A1 B2 A3
RG
Heated rear window A1
NO
186 M
VE/BE OR
VE/BE
NO
NO
VE
VE VE/RG
VE/NO
MA
VE VE/RG
M
VE/BE
VE
NO
1
VE/RG
RG
Diagram 11, Arrow Z
Heated rear window Z
B4
E4 VE
VE/NO
VE
VE/BE
MA MA/BA NO
MA
M
187 M
E5 Typical electric mirrors Typical electric windows RG Diagram 12, Arrow i
Interior illumination
F52 60A
3
F38 40A
F39 40A
i 4
E5
RG
B1
JA/BE
NO
E4
A1 BE/VE
A2
B3
A2
A1
OR/MA
GR
B5
A5
MA
A3 A2
1
193
M
191 2
A1
Diagram 12, Arrow i
Interior illumination
RG
B4
B2
JA
GR/BE
BE
A2 B2
A1
BA
BA
JA/BE
BA/OR
BA/BE
BA/BE
A4
JA
B1
BE
NO
B3
B3 B1
192
B2 A3
188
NO
1
BA/RG
B2 B1
189
NO
NO
BA/NO
BA/RG
BE
1
JA/BE NO
BA/NO
JA/RG
JA NO
M
2
i
BE
190
