Steering Column Lock: Service and Repair

Active Steering Safety Lock (Locking Magnet)

Special tools, testers and auxiliary items required

• Torque wrench (V.A.G 1783)

Note the following before working on the steering column:

• Components of the steering are safety related!

• Only specially trained technician should work on the steering system for reasons of safety. Incorrect work could result in serious crashes.

• Route the electrical wiring harnesses exactly the way they were before removal.

• Secure the electrical wiring harnesses exactly the way they were before removal.

Removing

• The steering wheel cannot be turned nor can the front wheels be moved out of the straight ahead position when the locking magnet is removed. Otherwise the position of the steering wheel may be incorrect after the work is completed. Follow all the rule for cleanliness when performing the following work.

- Turn the steering wheel into the straight-ahead position (the wheels on the front and rear axle must now line up) and lock the steering wheel lock in the straight-ahead position.

- Turn off the ignition and remove the key.

- Mark the installed position of the locking magnet - arrow - (it will be needed later).






- Disconnect the connector - 4 - from the locking magnet - 3 -.

- Remove any paint still on the bolt head (TORX) - 1 and 2 -.

- Remove the bolts - 1 and 2 - and the locking magnet - 3 - from the steering column.

Installing






Install in reverse order of removal. Note the following:

• Update the active steering control module (J792) software using the vehicle diagnosis tester after replacing the locking magnet.

• Transfer the marking from the old magnet onto the new one if a new locking magnet is being installed.

- Install the new locking magnet as shown in the following table and secure it with both new screws - 1 and 2 - (use the supplied tool).






- Connect the connector to the locking magnet.

- Erase the DTC memory.

- Perform an initializing drive - turn the vehicle 45° to the left/right from the straight-ahead position.

Functional Check

Check the function of the steering during the road test and a fenced off area.

• Operating force

• Reset

• Play

• Noise

• Indicator lamp

• Read the DTC memory after the road test. There must be no faults in the DTC memory.