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Steering Mounted Controls Communication Module: Service and Repair






Steering Column Switch Module, Electronic Ignition Lock and Induction Coil Overview

The steering column switch module consists of coil connector with slip ring, Steering Angle Sensor (G85) , steering column switch (turn signal indicator switch, wiper switch, cruise control switch) and Steering Column Electronic Systems Control Module (J527).

Fault Finding is done in"Guided Fault Finding" using the Vehicle Diagnostic Tester.






1 Anti-Theft Immobilizer Reading Coil (D2)

Vehicles from July 2010

Removing and installing, refer to => [ Anti-Theft Immobilizer Reader Coil (D2), from July 2010 ] Anti-Theft Immobilizer Reader Coil (D2), from July 2010.

2 Screw

3 Nm

Quantity: 2

3 Ignition Key

4 Divider

Depending on the date of manufacture.

Access/Start Authorization Switch (E415).

Removing and installing, refer to => [ Access/Start Authorization Switch (E415), through June 2010 ] Access/Start Authorization Switch (E415), through June 2010.

5 Screw

3 Nm

6 Mount

for Access/start authorization switch (E415)

7 Screw

0.5 Nm

8 Transport Protection

9 Steering Column Electronic Systems Control Module (J527)

With Airbag Spiral Spring/Return Spring With Slip Ring (F138) , Steering Angle Sensor (G85).

Removing and installing, refer to => [ Steering Column Electronic Systems Control Module (J527) ] Steering Column Electronic Systems Control Module (J527).

Risk of damaging coil connector.

Coil connector with slip ring is not to be turned following removal.

Connector assignment of Steering Column Electronic Systems Control Module, refer to => [ Steering Column Electronic Systems Control Module (J527) Connector Assignment ] [1][2]Diagrams.

10 Mount

With Turn Signal Switch (E2) , Windshield Wiper/Washer Switch (E22).

With cruise control with Cruise Control Switch (E45).

Removing and installing, refer to => [ Turn Signal, Cruise Control and Windshield Wiper and Washer Intermittent Switches ] Service and Repair.

11 Clamping Ring

12 Steering Column

13 Screw

4 Nm

14 Access/Start Authorization Switch (E415)

Vehicles through June 2010



Removing and installing, refer to => [ Access/Start Authorization Switch (E415), through June 2010 ] Access/Start Authorization Switch (E415), through June 2010.

15 Mount

For the anti-theft immobilizer reading coil (D2)

16 Screw

3 Nm

Quantity: 2