Steering Column Electronics Control Module J527, through 10.09

Steering Column Electronics Control Module J527, through 10.09

Coding the steering column electronics control module.

• After installing a new control module, it must be coded.

• If malfunctions occur at steering column switch, coding of control module must be checked.

Removing

- Disconnect the battery. Refer to => [ Battery, Disconnecting and Connecting ] Service and Repair.

• Danger of the airbag deploying!

• The airbag could deploy if the unit is mishandled.

• Follow all Safety Precautions when working on an airbag.

- Remove the steering wheel.

- Remove the steering column trim.

- Remove the bolt - 2 - on Steering Column Electronic Systems Control Module - 1 -.






- Disengage connector - 1 - on right side of control module by pressing on the latching button - 2 - in direction of arrow and disconnect connector - 1 - from Steering Column Electronic Systems Control Module - 3 -.






- Disengage connectors - 2 - and - 3 - on left side of control module by pressing latching buttons - 4 - and disconnect connectors - 2 - and - 3 - from Steering Column Electronic Systems Control Module - 1 -.






- Disengage catches - arrows - on right side of Steering Column Electronic Systems Control Module.






- Disengage catches - arrows - on right side of Steering Column Electronic Systems Control Module.






- Carefully pull Steering Column Electronic Systems Control Module downward from Steering Column Combination Switch (E595).

• When disconnecting, the harness connectors to Airbag Spiral Spring/Return Spring With Slip Ring (F138) and to segment sensor for steering angle sensor are disconnected automatically.

- Disengage harness connector - 1 - by pulling locking button - arrow A - and disconnect connector - 1 - from Steering Column Electronic Systems Control Module.






- Remove securing latch - 3 - from harness connector - 2 -.

- Disengage lock - arrow B - on electrical connection - 2 - and disconnect from Steering Column Electronic Systems Control Module.

Installing

Install in reverse order of removal. Note the following:

• Be careful not to bend any pins when connecting the connectors and make sure the connector is secure.

Coding the steering column electronics control module (J527).

- Connect the Vehicle Diagnostic Tester. Refer to => [ Vehicle Diagnosis, Testing and Information Systems ] Vehicle Diagnosis, Testing and Information Systems.

- On the Vehicle Diagnostic Tester, select "Guided Fault Finding".

- Using the "GO TO" button, select "Functions/Component selection" and the following menu options in sequence:

• Body

• Electrical Equipment

• 01 - On Board Diagnostic (OBD) capable systems

• Steering wheel electronics

• Functions of steering wheel electronics

• Code Control Module for steering wheel electronics