9
Colour code
= Convenience CAN High
= Convenience CAN Low
= Drive system CAN High
= Drive system CAN Low
J527
J533
J386
J387
J388
J389
J446
J520
J345
J393
J502
J644
J136
J364
J518
J528
J524
J521
J519
J522 J589 J255
J527
J533
J104
J540
J234
J217
J431
J623 J197
T46a
T46b
Block diagram
SSP287_018
Key
J104 ABS with EDL control unit
J136 Seat adjustment with memory
control unit
J197 Adaptive suspension control unit
J217 Automatic gearbox control unit
J234 Airbag control unit
J255 Climatronic control unit
J345 Trailer detector control unit
J364 Additional heater control unit
J386 Door control unit, driver side
J387 Door control unit, front passenger side
J388 Door control unit, rear left
J389 Door control unit, rear right
J393 Convenience system central control unit
J431 Headlight range control unit
J446 Parking aid control unit
J502 Tyre pressure monitor control unit
J518 Entry and start authorisation control unit
J519 Onboard power supply control unit
J520 Onboard power supply control unit 2
J521 Seat adjustment with memory control
unit, front passenger
J522 Seat adjustment with memory control
unit, rear
J524 Rear information display and
operating unit control unit
J527 Steering column electronics
control unit
J528 Sunroof electronics control unit
J533 Data bus diagnostic interface
J540 Electric park and handbrake
control unit
J589 Driver identification control unit
J623 Engine control unit
J644 Energy management control unit
T46a 46-pin, black connector at left CAN
breaker
T46b 46-pin, black connector at right CAN
breaker
