Opel Corsa B 1993–2000 Service and Repair Manual: Steering lock cylinder and ignition switch wiring block - removal and refitting

1. To renew either the ignition switch or the steering lock cylinder, first remove the lower half of the steering column shroud by undoing and removing the securing screws.

Disconnect the battery negative terminal and proceed as described under the relevant subheading.

Ignition switch wiring block

2. Disconnect the wiring block from the ignition switch.

3. Slacken the two small retaining screws and withdraw the wiring block from the end of the lock housing.

4. Refitting is the reverse of removal, ensuring that the switch centre is correctly engaged with the lock cylinder rod flats.

Steering lock cylinder

5. Disconnect the battery earth lead and, after removing the lower half of the steering column shroud, insert the ignition key and turn it to the "II" position.

6. Using a piece of wire or a drill shank (3 mm dia), depress the lock spring retaining the cylinder and carefully withdraw the cylinder from its housing (see illustration). It is important that the ignition switch is not removed or disturbed while the lock cylinder is not fitted.

Suspension and steering
Releasing the steering lock detent spring with an Allen key (arrowed)

7. Before fitting a new lock cylinder insert the ignition key and turn it to the "II" position.

Insert the assembly into the steering lock housing and press it down until the retaining spring engages before removing the key.

8. Reconnect the battery earth lead and test the operation of the ignition switch before fitting the lower half shroud.

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    See also:

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