Steering Angle Sensor: Service and Repair

Steering Angle Sensor

• The steering column electronic systems control module (J527) holds the airbag spiral spring/return spring with slip ring (F138) and the steering angle sensor (G85).

Special tools, testers and auxiliary items required

• Vehicle Diagnosis, Testing and Information System (VAS 505 x)

Removing

• The steering wheel must be in its center position when removing and installing the airbag spiral spring/return spring with slip ring (the vehicle wheels are in the straight ahead position).

- Lower the steering wheel as far as possible.

- Remove the driver airbag.

- Remove steering wheel.

- Remove the steering column trim.

- Remove the airbag spiral spring/return spring with slip ring - 2 - from the switch module - 3 -.






Installing

- Attach the airbag spiral spring/return spring with slip ring - 2 - to the switch module - 3 -.

- Install the steering column trim.

- Installing steering wheel.

- Install the driver airbag.

- Then the steering angle zero adjustment must be performed.

- Turn off the ignition and connect the (VAS 505 x) to the diagnostic connection.






• Switch on ignition

• DTC memory interrogated, errors shown corrected and DTC memory erased.

- Start the program in Guided Functions.