Electrical Systems - Audi A6 Avant 2005 Service Training

Electrical systems

Bus topology
In comparison with the A6 saloon, the bus topology
was extended only to include the tailgate control
units in the convenience CAN bus. The tailgate
control unit is explained in detail from page 32.
NOx sensor
J583
Yaw rate sender
G202
Seat occupied
recognition control
unit
J706
Power output module
for left headlight
J667
Power output module
for right headlight
J668
26
Control unit with display
in dash panel insert
Engine electronics 1
J623
ABS with EDL
J104
Airbag
J234
Automatic gearbox
control unit
J217
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Headlight range
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control, control unit
J431
Electric park and
handbrake control
unit
J540
Adaptive suspension
control unit
J197
Wheel angle sender
J285
Park assist
J446
Driver door control
unit
J386
Front passenger door
control unit
J387
Rear left door control
unit
J388
Rear right door
control unit
J389
Seat and steering
column adjustment
control unit with
memory
J136
Seat adjustment
control unit with
memory, front
passenger
J521
Trailer detector
control unit
J345
Steering column
electronics control
G85 unit
J527
Multi-function
steering wheel
control unit
J453
Distance control
Diagnosis connection
T16
Databus diagnosis
interface
J533
Energy
management
system
J644
Additional heater
control unit
J364
Tailgate control unit
J605
Onboard power
supply 2
J520
Entry and start
authorisation control
unit
J518
Onboard power
supply
J519
Convenience system
central control unit
J393
Climatronic control
unit
J255
Tyre pressure
monitor control unit
J502
J428