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Steering Column Electronics Control Module -J527-






Control modules in passenger compartment

Steering column electronics control module -J527-




Component Location:







1 - Parallel parking assistance control module -J791-

2 - Front parking aid warning buzzer -H22-

3 - Steering column electronics control module -J527-

4 - Vehicle electrical system control module -J519-

5 - Fuse panel C -SC-



Connector assignment: Parallel parking assistance control module -J791-







1 - Parallel parking assistance control module -J791-

2 - 16-Pin Connector -T16r-

3 - 12-Pin Connector -T12ta-

4 - 12-Pin Connector -T12la-



Connector assignment:Steering column electronics control module -J527- , through May 2010


A = Steering column electronics control module -J527-
B = Charging Airbag





1 - Airbag 1 -

2 - Airbag 1 +

3 - Airbag 2 +

4 - Airbag 2 -

C = Charging Turn Signal and Cruise Control System





1 - Power Supply CCS (terminal 15)

2 - CCS OFF

3 - Res (+), Set (-)

4 - CCS ON/OFF

5 - Ground CCS

6 - Illumination CCS (terminal 58)

7 - Flasher Switch

8 - High Beam

9 - Turn Signal

10 - Ground Turn Signal

D = 20-Pin Connector -T20d-, on wiring harness





1 - Not used

2 - Not used

3 - Not used

4 - Not used

5 - Not used

6 - Not used

7 - Not used

8 - Not used

9 - Not used

10 - Not used

11 - Data Bus On Board Diagnostic Interface CAN-Connection, Low

12 - Data Bus On Board Diagnostic Interface CAN-Connection, High

13 - CCS Switch ON/OFF

14 - Data Bus On Board Diagnostic Interface CAN-Comfort, High

15 - Data Bus On Board Diagnostic Interface CAN-Comfort, Low

16 - Multifunction transmission range switch, tiptronic

17 - Terminal 15

18 - Terminal 50

19 - Terminal 30

20 - Terminal 31

E = 4-Pin Connector -T4k-, on wiring harness:





1 - Airbag 1 -

2 - Airbag 1 +

3 - Not used

4 - Not used

F = Charging Ignition/Starter Switch and Ignition Switch
Key Lock:






1 - Not used

2 - Not used

3 - Ignition Switch Key Lock on terminal 30

4 - Ignition Switch Key Lock Ground

5 - Not used

6 - Not used

7 - Output Ignition/Starter Switch Terminal 50

8 - Ignition/Starter Switch Terminal 30

9 - Output Ignition/Starter Switch Terminal S

10 - Output Ignition/Starter Switch Terminal X

11 - Output Ignition/Starter Switch Terminal P

12 - Output Ignition/Starter Switch Terminal 15

G = Charging Wiper, Interval potentiometer and Multi-Function
Indicator (MFI)






1 - Signal Wiper switch

2 - Ground Wiper

3 - Signal rear washer/wiper

4 - Not used

5 - Signal MFI

6 - Ground MFI, Interval potentiometer

7 - Signal Intervals

8 - Not used

H= Charging Steering Angle Sensor:





1 - Light barrier 5

2 - Light barrier 3

3 - Light barrier 1

4 - Power Supply 12 V

5 - Power Supply 5 V

6 - Light barrier 6

7 - Light barrier 4

8 - Light barrier 2

9 - Ground

10 - Light barrier 7

I = Charging Spiral Spring -T10x- :





1 - Not used

2 - Not used

3 - Airbag 1 +

4 - Airbag 1 -

5 - Airbag 2 +

6 - Airbag 2 -

7 - Ground for Spiral Spring, Multi-function Steering Wheel and Horn

8 - Cruise control switched off, horn

9 - LIN-Bus, steering wheel heating temperature sensor

10 - Power Supply for Multi-function Steering Wheel (terminal 15)