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Pin assignment at steering column electronics control unitJ527 (reverse side) > < Steering column electronics control unitJ527 Removing and installing

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Pin assignment at steering column electronics control unitJ527 (front)
Pin assignment at steering column electronics control unit -J527- (front)
The steering column electronics control unit -J527- is part of the „steering column switch module“. For example, it contains the signals from the steering column switch.
Checking steering column electronics control unit -J527- in „Guided Fault Finding“ mode → Vehicle diagnostic tester.
   
A - Switch for cruise control system
1 - Earth
2 - Fit
3 - Distance
4 - 12 V voltage supply
5 - Activation/touch function „Off“
6 - Acceleration/deceleration
7 - Engaged „Disconnected“
B - Connector for turn signal
1 - Earth
2 - Not used
3 - Not used
4 - Not used
5 - Headlight flasher/light control
6 - Turn signal indicators
C - Plug connector for multifunction steering wheel
7 tiptronic „–“
8 - Multi-function steering wheel „+“ voltage supply
9 - Multi-function steering wheel data
10 - tiptronic „+“
11 - Multi-function steering wheel dimmer
12 - Not used
13 - Not used
14 - Not used
D - Steering angle sender
1 - Light barrier 5
2 - Light barrier 3
3 - Light barrier 1
4 - 12 V voltage supply
5 - 5 V voltage supply
6 - Light barrier 6
7 - Light barrier 4
8 - Light barrier 2
9 - Steering angle sensor earth
10 - Light barrier 7
E - Horn
1 - Horn earth
2 - Horn
F - Wiper system
1 - Earth
2 - Intermittent wipe potentiometer
3 - On-board computer
4 - Not used
5 - Wash
6 - Wipe

   

Pin assignment at steering column electronics control unitJ527 (reverse side) > < Steering column electronics control unitJ527 Removing and installing