J9 | Heated rear window relay |
J104 | ABS control unit |
J345 | Trailer detector control unit |
J389 | Rear right door control unit |
J393 | Convenience system central control unit |
J446 | Parking aid control unit |
J519 | Onboard supply control unit |
J526 | Telephone and telematics control unit |
J646 | Transfer box control unit |
SC1 | Fuse 1 on fuse holder C |
SC2 | Fuse 2 on fuse holder C |
SC3 | Fuse 3 on fuse holder C |
SC4 | Fuse 4 on fuse holder C |
SC5 | Fuse 5 on fuse holder C |
SC6 | Fuse 6 on fuse holder C |
SC7 | Fuse 7 on fuse holder C |
SC14 | Fuse 14 on fuse holder C |
SC15 | Fuse 15 on fuse holder C |
SC16 | Fuse 16 on fuse holder C |
SC17 | Fuse 17 on fuse holder C |
SC18 | Fuse 18 on fuse holder C |
T4ac | 4-pin connector, coupling point, right B-pillar |
T6d | 6-connector, on onboard supply control unit |
T12c | 12-pin connector, on rear lid control unit |
T12h | 12-pin connector |
T16m | 16-pin connector, on parking aid control unit |
T18a | 18-pin connector, on telephone/telematics control unit |
T47a | 47-pin connector, on transfer box control unit |
T47b | 47-pin connector, on ABS control unit |
W3 | Luggage compartment light |
B301 | Positive connection 5 (30), in main wiring harness |
W20 | Positive connection (30a) in rear wiring harness |
E265 | Rear Climatronic operating and display unit |
J197 | Adaptive suspension control unit |
J217 | Automatic gearbox control unit |
J255 | Climatronic control unit |
J301 | Air conditioning system control unit |
J521 | Front passenger seat adjustment with memory control unit |
SC21 | Fuse 21 on fuse holder |
SC22 | Fuse 22 on fuse holder |
SC23 | Fuse 23 on fuse holder |
SC24 | Fuse 24 on fuse holder |
SC25 | Fuse 25 on fuse holder |
SC27 | Fuse 27 on fuse holder |
SC29 | Fuse 29 on fuse holder |
SC30 | Fuse 30 on fuse holder |
T10i | 10-pin connector, green, front right footwell |
T10n | 10-pin connector, black, front right seat |
T12cb | 12-pin connector, on Climatronic control unit |
T16cb | 16-pin connector, on Climatronic operating and display unit |
T17 | 17-pin connector, black, front right footwell |
B301 | Positive connection 5 (30), in main wiring harness |
B324 | Positive connection 10 (30a), in main wiring harness |
B325 | Positive connection 11 (30a), in main wiring harness |
B331 | Positive connection 17 (30a), in main wiring harness |
B332 | Positive connection 18 (30a), in main wiring harness |
* | Only models with automatic gearbox |
** | Only models with Climatronic |
*** | Only models with manual air conditioning system |
J104 | ABS control unit |
J387 | Front passenger door control unit |
J389 | Rear right door control unit |
J393 | Convenience system central control unit |
J519 | Onboard supply control unit |
J646 | Transfer box control unit |
R | Radio |
R12 | Amplifier |
R78 | TV tuner |
SC10 | Fuse 10 on fuse holder C |
SC11 | Fuse 11 on fuse holder C |
SC12 | Fuse 12 on fuse holder C |
SC31 | Fuse 31 on fuse holder C |
SC32 | Fuse 32 on fuse holder C |
SC34 | Fuse 34 on fuse holder C |
SC35 | Fuse 35 on fuse holder C |
SC56 | Fuse 56 on fuse holder C |
SC57 | Fuse 57 on fuse holder C |
T4at | 4-pin connector, coupling point, right A-pillar |
T5e | 5-pin connector, coupling point, right A-pillar |
T5i | 5-pin connector, coupling point, right B-pillar |
T6d | 6-connector, on onboard supply control unit |
T23 | 23-pin connector, on rear lid control unit |
T47a | 47-pin connector, on transfer box control unit |
T47b | 47-pin connector, on ABS control unit |
B301 | Positive connection 5 (30), in main wiring harness |
B331 | Connection 17 (30a), in main wiring harness |
B334 | Connection 20 (30a), in main wiring harness |
V39 | Positive connection 2 (30), in radio amplifier wiring harness |
A | Battery |
B | Starter |
C | Alternator |
E74 | Battery master/isolator switch |
J234 | Airbag control unit |
J403 | Adaptive suspension compressor relay |
J519 | Onboard supply control unit |
J655 | Battery cut-off relay |
SD1 | Fuse 1 on fuse holder D |
SD2 | Fuse 2 on fuse holder D |
SD3 | Fuse 3 on fuse holder D |
SD4 | Fuse 4 on fuse holder D |
SD5 | Fuse 5 on fuse holder D |
SD7 | Fuse 7 on fuse holder D |
SD9 | Fuse 9 on fuse holder D |
SD11 | Fuse 11 on fuse holder D |
SD13 | Fuse 13 on fuse holder D |
T4r | 4-pin connector, on battery master/isolator switch |
T16p | 16-pin connector |
T26a | 26-pin connector |
TV2 | Terminal 30 wiring junction |
TV3 | Terminal 30a wiring junction |
TV22 | Terminal 30 wiring junction 2 |
TV28 | Terminal 30 wiring junction 3 |
34 | Earth point, under driver seat |
B298 | Positive connection 2 (30), in main wiring harness |
B301 | Positive connection 5 (30), in main wiring harness |
* | Only models with engine code AYH |
--- | Only models with engine code AYH |
A1 | Second battery |
J162 | Heater control unit |
J518 | Entry and start authorisation control unit |
J519 | Onboard supply control unit |
J708 | Residual heat relay |
J713 | Second battery charging circuit relay |
SB1 | Fuse 1 on fuse holder |
SB2 | Fuse 2 on fuse holder |
SB3 | Fuse 3 on fuse holder |
SB4 | Fuse 4 on fuse holder |
SB5 | Fuse 5 on fuse holder |
SB6 | Fuse 6 on fuse holder |
SD8 | Fuse 8 on fuse holder |
S65 | 2nd battery fuse |
T18 | 18-pin connector, on onboard supply control unit |
T81 | 81-pin connector, on entry and start authorisation control unit |
TV29 | Terminal 30 wiring junction 4 |
U1 | Cigarette lighter |
U18 | 12 V socket 2, front of centre console |
U19 | 12 V socket 3 |
U20 | 12 V socket 4, rear of centre console |
49 | Earth point, near second battery |
382 | Earth connection 17, in main wiring harness |
632 | Earth point, rear left door |
B326 | Positive connection 12 (30a), in main wiring harness |
B327 | Positive connection 13 (30a), in main wiring harness |
B329 | Positive connection 15 (30a), in main wiring harness |
--- | - Only models with engine code AYH |
J39 | Headlight washer system relay |
J386 | Driver door control unit |
J388 | Rear left door control unit |
J393 | Convenience system central control unit |
J519 | Onboard supply control unit |
SB7 | Fuse 7 on fuse holder B |
SB8 | Fuse 8 on fuse holder B |
SB9 | Fuse 9 on fuse holder B |
SB10 | Fuse 10 on fuse holder B |
SB11 | Fuse 11 on fuse holder B |
SB12 | Fuse 12 on fuse holder B |
SB14 | Fuse 14 on fuse holder B |
SB15 | Fuse 15 on fuse holder B |
SB16 | Fuse 16 on fuse holder B |
SB17 | Fuse 17 on fuse holder B |
SB18 | Fuse 18 on fuse holder B |
SB19 | Fuse 19 on fuse holder B |
T4b | 4-connector, on onboard supply control unit |
T6a | 6-connector, on onboard supply control unit |
T6d | 6-connector, on onboard supply control unit |
T6g | 6-connector, on onboard supply control unit |
T6r | 6-connector, on onboard supply control unit |
T16b | 16-pin connector, self-diagnosis connection in driver footwell |
T23 | 23-pin connector, on rear lid control unit |
V | Windscreen wiper motor |
B298 | Positive connection 2 (30), in main wiring harness |
B321 | Connection 7 (30a), in main wiring harness |
B322 | Connection 8 (30a), in main wiring harness |
J136 | Seat and steering column adjustment control unit with memory |
J245 | Sliding sunroof adjustment control unit |
J502 | Tyre pressure monitor control unit |
J518 | Entry and start authorisation control unit |
J519 | Onboard supply control unit |
J527 | Steering column electronics control unit |
J647 | Axle differential lock control unit |
SB22 | Fuse 22 on fuse holder |
SB23 | Fuse 23 on fuse holder |
SB24 | Fuse 24 on fuse holder |
SB25 | Fuse 25 on fuse holder |
SB26 | Fuse 26 on fuse holder |
SB42 | Fuse 42 on fuse holder |
SB44 | Fuse 44 on fuse holder |
SB45 | Fuse 45 on fuse holder |
SB57 | Fuse 57 on fuse holder |
T4y | 4-pin connector, on steering column electronics control unit |
T6u | 6-pin connector, on entry and start authorisation control unit |
T26a | 26-pin connector, on onboard supply control unit |
T37c | 37-pin connector, on tyre pressure monitor control unit |
T47c | 47-pin connector, on axle differential lock control unit |
V306 | Rear blower Bitron regulation motor |
B278 | Positive connection 2 (15a), in main wiring harness |
B298 | Positive connection 2 (30), in main wiring harness |
B323 | Positive connection 9 (30a), in main wiring harness |
F | Brake light switch |
J9 | Heated rear window relay |
J32 | Air conditioning system relay |
J285 | Control unit with display in dash panel insert |
J518 | Entry and start authorisation control unit |
J519 | Onboard supply control unit |
J527 | Steering column electronics control unit |
J712 | Heated seat relay |
SB33 | Fuse 33 on fuse holder |
SB34 | Fuse 34 on fuse holder |
SB35 | Fuse 35 on fuse holder |
SB36 | Fuse 36 on fuse holder |
SB38 | Fuse 38 on fuse holder |
SB39 | Fuse 39 on fuse holder |
SB40 | Fuse 40 on fuse holder |
SB41 | Fuse 41 on fuse holder |
T6d | 6-pin connector, on onboard supply control unit |
T16a | 16-pin connector, on steering column electronics control unit |
T16p | 16-pin connector, on onboard supply control unit |
T32a | 32-pin connector, blue, on dash panel insert |
T81 | 81-pin connector, on entry and start authorisation control unit |
B298 | Positive connection 2 (30), in main wiring harness |
B315 | Positive connection 1 (30a), in main wiring harness |
B328 | Positive connection 14 (30a), in main wiring harness |
B330 | Positive connection 16 (30a), in main wiring harness |
* | Only models with manual air conditioning system |
--- | Only models with engine code AYH |
E1 | Light switch |
E102 | Headlight range control regulator |
G238 | Air quality sensor |
J236 | Servotronic control unit |
J329 | Terminal 15 voltage supply relay |
J502 | Tyre pressure monitor control unit |
J518 | Entry and start authorisation control unit |
J647 | Axle differential lock control unit |
J647 | Axle differential lock control unit |
SB47 | Fuse 47 on fuse holder B |
SB49 | Fuse 49 on fuse holder B |
SB50 | Fuse 50 on fuse holder B |
SB51 | Fuse 51 on fuse holder B |
SB52 | Fuse 52 on fuse holder B |
SB53 | Fuse 53 on fuse holder B |
SB54 | Fuse 54 on fuse holder B |
T6bt | 6-pin connector, black |
T10f | 10-pin connector, red, E-box in engine compartment |
T16b | 16-pin connector, self-diagnosis connection in driver footwell |
T32c | 32-pin connector |
T47c | 47-pin connector |
T81 | 81-pin connector |
V12 | Rear window wiper motor |
B165 | Positive connection 2 (15), in interior wiring harness |
B273 | Positive connection (15), in main wiring harness |
B277 | Connection 1 (15a), in main wiring harness |
B284 | Connection 8 (15a), in main wiring harness |
B285 | Connection 9 (15a), in main wiring harness |
D52 | Positive connection (15a), in engine compartment wiring harness |
* | Only models with engine code AZZ |
E281 | Operating unit to regulate suspension height |
F4 | Reversing light switch |
J104 | ABS with EDL control unit |
J345 | Trailer detector control unit |
J530 | Garage door operation control unit |
J646 | Transfer box control unit |
SC38 | Fuse 38 on fuse holder |
SC40 | Fuse 40 on fuse holder |
SC41 | Fuse 41 on fuse holder |
SC42 | Fuse 42 on fuse holder |
SC43 | Fuse 43 on fuse holder |
SC44 | Fuse 44 on fuse holder |
T5h | 5-pin connector |
T6aj | 6-pin connector, on trailer detector control unit |
T47a | 47-pin connector, on transfer box control unit |
T47b | 47-pin connector, on ABS with EDL control unit |
B165 | Positive connection 2 (15), in interior wiring harness |
B282 | Positive connection 6 (15a), in main wiring harness |
B287 | Positive connection 11 (15a), in main wiring harness |
B288 | Positive connection 12 (15a), in main wiring harness |
* | Only models with manual gearbox |
** | Only models with garage door opener |
F125 | Multifunction switch * |
F189 | Tiptronic switch * |
J197 | Adaptive suspension control unit |
J217 | Automatic gearbox control unit |
J446 | Parking aid control unit ** |
J526 | Telephone and telematics control unit |
SB56 | Fuse 56 on fuse holder |
SC48 | Fuse 48 on fuse holder |
SC49 | Fuse 49 on fuse holder |
SC50 | Fuse 50 on fuse holder ** |
SC51 | Fuse 51 on fuse holder * |
SC52 | Fuse 52 on fuse holder * |
T16m | 16-pin connector, on parking aid control unit |
T18a | 18-pin connector, on telephone/telematics control unit |
T52 | 52-pin connector, on automatic gearbox control unit |
T121 | 121-pin connector, on adaptive suspension control unit |
V305 | Front blower Bitron regulation motor |
B165 | Positive connection 2 (15), in interior wiring harness |
B290 | Positive connection 14 (15a), in main wiring harness |
B291 | Positive connection 15 (15a), in main wiring harness |
B318 | Positive connection 4 (30a), in main wiring harness |
* | Only models with automatic gearbox |
** | Discontinued from May 2003 |
J519 | Onboard supply control unit |
J581 | Battery parallel circuit relay |
J682 | Terminal 50 voltage supply relay |
J701 | Voltage supply relay 1, start relevant consumers |
J710 | Voltage supply relay 2, start relevant consumers |
S6 | Fuse in relay plate fuse holder |
S16 | Fuse in relay plate fuse holder |
SD10 | Fuse 10 on fuse holder |
T10c | 10-pin connector, pink, E-box in engine compartment |
T16p | 16-pin connector |
T18 | 18-pin connector |
TV15 | Wiring connector |
32 | Earth point, on left behind dash panel |
39 | Earth point, under rear left seat |
201 | Earth connection 5, in engine compartment wiring harness |
370 | Earth connection 5, in main wiring harness |
385 | Earth connection 20, in main wiring harness |
647 | Earth point 3, bulkhead |
B202 | Connection 3 (DCt), in interior wiring harness |
B316 | Positive connection 2 (30a), in main wiring harness |
D50 | Positive connection (30), in engine compartment wiring harness |
D97 | Connection (50), in engine compartment right wiring harness |
D144 | Positive connection 5 (30), in engine compartment wiring harness |
--- | Only models with engine code AYH |