J9 | Heated rear window relay |
J104 | ABS with EDL control unit |
J345 | Trailer detection control unit |
J389 | Rear right door control unit |
J446 | Parking aid control unit |
J519 | Onboard supply control unit |
J526 | Telephone and Telematics control unit |
J605 | Rear lid control unit |
J646 | Transfer gearbox control unit |
SC1 | Fuse 1 on fuse holder |
SC2 | Fuse 2 on fuse holder |
SC3 | Fuse 3 on fuse holder |
SC4 | Fuse 4 on fuse holder |
SC5 | Fuse 5 on fuse holder |
SC6 | Fuse 6 on fuse holder |
SC7 | Fuse 7 on fuse holder |
SC14 | Fuse 14 on fuse holder |
SC15 | Fuse 15 on fuse holder |
SC16 | Fuse 16 on fuse holder |
SC17 | Fuse 17 on fuse holder |
SC18 | Fuse 18 on fuse holder |
T4ac | 4-pin connector, right B-pillar coupling station |
T6aj | 6-pin connector |
T6d | 6-pin connector |
T10ad | 10-pin connector |
T12c | 12-pin connector |
T12h | 12-pin connector |
T18a | 18-pin connector |
T20 | 20-pin connector |
T47a | 47-pin connector |
T47b | 47-pin connector |
U10 | Towing coupling socket |
W3 | Luggage compartment light |
B301 | Positive connection 5 (30), in main wiring harness |
W20 | Positive connection (30a), in rear wiring harness |
* | Trailer coupling 'Hella' |
** | Trailer coupling 'Westfalia' |
E... | Front passenger seat adjustment buttons |
E265 | Rear Climatronic control and display unit |
E290 | Front passenger seat height adjustment switch |
H12 | Alarm horn |
J131 | Driver seat heater control unit |
J132 | Front passenger seat heater control unit |
J255 | Climatronic control unit |
J301 | Air conditioning system control unit |
J521 | Front passenger seat adjustment control unit with memory |
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 |
T10i | 10-pin connector, green, front right footwell |
T10n | 10-pin connector, black, front right seat |
T12cb | 12-pin connector |
T16cb | 16-pin connector |
T17 | 17-pin connector, black, under dash panel above blower motor |
B301 | Positive connection 5 (30), in main wiring harness |
B324 | Positive connection 10 (30a), in main wiring harness |
B331 | Positive connection 17 (30a), in main wiring harness |
M18 | Connection 1, in front passenger seat adjustment wiring harness |
* | Applies only to models with Climatronic |
** | Applies only to models with a manually operated air conditioning system |
--- | Applies only to models with seat adjustment with no memory |
J197 | Self-levelling suspension control unit |
J217 | Automatic gearbox control unit |
J387 | Front passenger door control unit |
J389 | Rear right door control unit |
J519 | Onboard supply control unit |
J603 | Vehicle position detection control unit |
J605 | Rear lid control unit |
J702 | Roof display unit |
J714 | Rear lid power latching relay |
SC27 | Fuse 27 on fuse holder |
SC29 | Fuse 29 on fuse holder |
SC30 | Fuse 30 on fuse holder |
SC31 | Fuse 31 on fuse holder |
SC32 | Fuse 32 on fuse holder |
SC34 | Fuse 34 on fuse holder |
SC35 | Fuse 35 on fuse holder |
SC36 | Fuse 36 on fuse holder |
T4at | 4-pin connector, right A-pillar coupling station |
T5e | 5-pin connector, right A-pillar coupling station |
T5i | 5-pin connector, right B-pillar coupling station |
T6d | 6-pin connector |
T23 | 23-pin connector |
B301 | Positive connection 5 (30), 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 |
* | Applies only to models with an automatic gearbox |
A | Battery |
B | Starter |
C | Alternator |
E74 | Battery master/isolator switch |
J234 | Airbag control unit |
J403 | Self-levelling suspension compressor relay |
J519 | Onboard supply control unit |
SD1 | Fuse 1 on fuse holder |
SD2 | Fuse 2 on fuse holder |
SD3 | Fuse 3 on fuse holder |
SD5 | Fuse 5 on fuse holder |
SD9 | Fuse 9 on fuse holder |
SD11 | Fuse 11 on fuse holder * |
SD13 | Fuse 13 on fuse holder |
T4r | 4-pin connector, on battery master/isolator switch |
T16p | 16-pin connector |
T26a | 26-pin connector |
TV2 | Terminal 30 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 applies to engine code AYH |
J32 | Air conditioning system relay |
J160 | Recirculation pump relay |
J162 | Heater control unit |
J486 | Fresh air blower 2nd speed relay |
R149 | Auxiliary coolant heater remote control receiver |
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 |
SB55 | Fuse 55 on fuse holder |
SB56 | Fuse 56 on fuse holder |
U1 | Cigarette lighter |
U9 | Rear cigarette lighter |
U18 | 12 V socket 2, on front of centre console |
U19 | Rear 12 V socket 3 |
U20 | Rear right 12 V socket 4 |
V305 | Front blower regulation (Bitron) motor |
B298 | Positive connection 2 (30), in main wiring harness |
B318 | Positive connection 4 (30a), in main wiring harness |
B326 | Positive connection 12 (30a), in main wiring harness |
B327 | Positive connection 13 (30a), in main wiring harness |
* | Applies only to models with an auxiliary heater |
** | Applies only to models with a manually operated air conditioning system |
J39 | Headlight washer system relay |
J386 | Driver door control unit |
J388 | Rear left door control unit |
J519 | Onboard supply control unit |
J605 | Rear lid control unit |
SB7 | Fuse 7 on fuse holder |
SB8 | Fuse 8 on fuse holder |
SB9 | Fuse 9 on fuse holder |
SB10 | Fuse 10 on fuse holder |
SB11 | Fuse 11 on fuse holder |
SB12 | Fuse 12 on fuse holder |
SB14 | Fuse 14 on fuse holder |
SB15 | Fuse 15 on fuse holder |
SB16 | Fuse 16 on fuse holder |
SB17 | Fuse 17 on fuse holder |
SB18 | Fuse 18 on fuse holder |
SB19 | Fuse 19 on fuse holder |
T4b | 4-pin connector |
T6a | 6-pin connector |
T6d | 6-pin connector |
T6q | 6-pin connector |
T6r | 6-pin connector |
T16b | 16-pin connector, self-diagnosis connection in driver footwell |
T23 | 23-pin connector |
V | Windscreen wiper motor |
B298 | Positive connection 2 (30), in main wiring harness |
B321 | Positive connection 7 (30a), in main wiring harness |
B322 | Positive connection 8 (30a), in main wiring harness |
E74 | Battery master and isolator switch |
F36 | Clutch pedal switch |
J... | Engine control unit |
J234 | Airbag control unit |
J285 | Control unit in dash panel insert |
J502 | Tyre pressure monitor control unit |
J508 | ESP brake light suppression relay |
J518 | Entry and start authorisation control unit |
J519 | Onboard supply control unit |
J527 | Steering column electronics control unit |
J647 | Differential transverse lock-up 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 |
T4y | 4-pin connector |
T6u | 6-pin connector |
T26a | 26-pin connector |
T37c | 37-pin connector |
T47c | 47-pin connector |
B278 | Positive connection 2 (15a), in main wiring harness |
B289 | Positive connection 13 (15a), in main wiring harness |
B292 | Positive connection 16 (15a), in main wiring harness |
B298 | Positive connection 2 (30), in main wiring harness |
* | Applies only to models with a manual gearbox |
F | Brake light switch |
G209 | Anti-theft warning system ultra-sonic sensor |
G384 | Vehicle inclination sender |
J9 | Heated rear window relay |
J32 | Air conditioning system relay |
J83 | Heated seat relay |
J285 | Control unit in dash panel insert |
J518 | Entry and start authorisation control unit |
J519 | Onboard supply control unit |
J527 | Steering column electronics control unit |
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 |
T16a | 16-pin connector |
T16p | 16-pin connector |
T32a | 32-pin connector, blue, on dash panel insert |
T81 | 81-pin connector |
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 |
* | Applies only to models with a manually operated air conditioning system |
E... | Driver seat adjustment buttons |
J136 | Seat adjustment and steering column adjustment control unit with memory |
J215 | Rear left heated seat control unit |
J216 | Rear right heated seat control unit |
J236 | Servotronic control unit |
J245 | Sliding sunroof control unit |
J647 | Differential transverse lock-up control unit |
N79 | Crankcase breather heater element |
N112 | Secondary air inlet valve |
SB42 | Fuse 42 on fuse holder |
SB44 | Fuse 44 on fuse holder |
SB45 | Fuse 45 on fuse holder |
SB47 | Fuse 47 on fuse holder |
SB49 | Fuse 49 on fuse holder |
SB50 | Fuse 50 on fuse holder |
SB57 | Fuse 57 on fuse holder |
T10f | 10-pin connector, red, E-box in engine compartment |
T47c | 47-pin connector |
V306 | Rear blower regulation (Bitron) motor |
B273 | Positive connection (15), in main wiring harness |
B298 | Positive connection 2 (30), in main wiring harness |
B323 | Positive connection 9 (30a), in main wiring harness |
D52 | Positive connection (15a), in engine compartment wiring harness |
* | Only with engine code AZZ |
** | Applies only to models with seat adjustment with no memory |
E1 | Light switch |
E102 | Headlight range control adjuster |
E231 | Exterior mirror heating button |
F321 | Parking brake switch |
G238 | Air quality sensor |
J329 | Terminal 15 voltage supply relay |
J393 | Convenience system central control unit |
J502 | Tyre pressure monitor control unit |
J518 | Entry and start authorisation control unit |
SB51 | Fuse 51 on fuse holder |
SB52 | Fuse 52 on fuse holder |
SB53 | Fuse 53 on fuse holder |
SB54 | Fuse 54 on fuse holder |
T16b | 16-pin connector, self-diagnosis connection in driver footwell |
T32c | 32-pin connector |
T81 | 81-pin connector |
V12 | Rear window wiper motor |
V48 | Left headlight range control motor |
V49 | Right headlight range control motor |
B165 | Positive connection 2 (15), in interior wiring harness |
B273 | Positive connection (15), in main wiring harness |
B277 | Positive connection 1 (15a), in main wiring harness |
B284 | Positive connection 8 (15a), in main wiring harness |
B285 | Positive connection 9 (15a), in main wiring harness |
E281 | Operating unit for self-levelling suspension |
F4 | Reversing light switch |
J104 | ABS with EDL control unit |
J345 | Trailer detection control unit |
J530 | Garage door opener control unit |
J646 | Transfer gearbox 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 |
T47a | 47-pin connector |
T47b | 47-pin connector |
Z20 | Left washer jet heater element |
Z21 | Right washer jet heater element |
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 |
C14 | Positive connection (15), in heated washer jet wiring harness |
* | Applies only to models with a manual gearbox |
** | Only models with a garage door opener |
F125 | Multi-function switch * |
F189 | Tiptronic switch * |
J197 | Self-levelling suspension control unit |
J217 | Automatic gearbox control unit |
J526 | Telephone and Telematics control unit |
SC48 | Fuse 48 on fuse holder |
SC49 | Fuse 49 on fuse holder |
SC51 | Fuse 51on fuse holder * |
SC52 | Fuse 52 on fuse holder * |
T18a | 18-pin connector |
T52 | 52-pin connector |
T121 | 121-pin connector |
Y7 | Automatic anti-dazzle interior mirror |
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 |
* | Applies only to models with an automatic gearbox |