Steering Column Electronics Control Module J527, from 10.09

Steering Column Electronics Control Module J527, from 10.09

The steering column electronic systems control module includes the following components and cannot be disassembled:

• Airbag spiral spring/return spring with slip ring (F138)

• Steering Angle Sensor (G85)

• Remove the transportation safeguard before installing a new steering column electronic systems control module.

• After installing a new steering column electronic systems control module, it must be coded.

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

The procedure for removing and installing the steering column electronic systems control module differs between the two manufacturers.

• Steering column electronic systems control module.

• Steering column electronic systems control module.

Manufactured by Valeo

Removing

Always follow the sequence when removing and installing steering column switch components. Refer to => [ Steering Column Switch Module, from 10.09 ] Steering Column Switch Module, from 10.09.

• Risk of airbag deployment!

• The airbag could deploy if the airbag unit is handled incorrectly.

• Follow all Safety Precautions when working on an airbag.

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

Remove the following components in order:

- Remove the steering wheel.

- Remove the steering column trim.






- Disconnect the connectors - 1 -, - 2 -, - 3 - and - 4 -, depending on the vehicle equipment level.

• Do not turn the spiral spring on the steering column electronic systems control module from its center position during removal. The front wheels must be in the "straight-ahead position".

- Remove the 3 mounting bolts - arrows - and remove the steering column electronics control module from the steering column switch.

Installing

Install in reverse order of removal. Note the following:

The turn signal switch lever could break when installing the control module.

The turn signal lever must be in the 0 position when installing the spiral spring so that it does not fall out.

- Mount the steering column electronic systems control module on the steering column switch making sure it is straight.

- Install the three mounting bolts for the steering column electronics control module on the steering column switch module and tighten them to 1.5 Nm.

- Install all components in reverse order of removal.

Manufactured by Kostal

Removing

Always follow the sequence when removing and installing steering column switch components. Refer to => [ Steering Column Switch Module, from 10.09 ] Steering Column Switch Module, from 10.09.

• Risk of airbag deployment!

• The airbag could deploy if the airbag unit is handled incorrectly.

• Follow all Safety Precautions when working on an airbag.

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

Remove the following components in order:

- Remove the steering wheel.

- Remove the steering column trim.






- Disconnect the connectors - 1 -, - 2 -, - 3 -, - 4 - and - 5 -, depending on the vehicle equipment level.

- Remove bolt - arrow B -.

• Do not turn the spiral spring on the steering column electronic systems control module for the steering column electronics from its center position during removal. The front wheels must be in the "straight-ahead position".

- Unlock both catches - arrows A - and remove the steering column electronic systems control module from the steering column switch.

Installing

Install in reverse order of removal. Note the following:

The turn signal switch lever could break when installing the control module.

The turn signal lever must be in the 0 position when installing the spiral spring so that it does not fall out.

- Mount the steering column electronic systems control module on the steering column switch making sure it is straight until it latches.

- Install the bolt for the steering column electronic systems control module on the steering column switch module and tighten it to 1.5 Nm.

- Install all components in reverse order of removal.

Coding the steering column electronics control module (J527).

- Connect the Vehicle Diagnostic Tester.

- 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