1. Disconnect the wire from the negative terminal of the battery.
2. Remove the steering column cover (see "Removal and installation steering column trim covers").
3. Disconnect the ignition switch wire connector from the instrument panel wire harness.
4. Disconnect the ignition switch wire connector from the immobilizer control wire harness.
5. Using a chisel and hammer, or drill out the four bolts with self-cutting heads and remove the ignition switch from the steering column.
6. Bend back the ignition switch wiring harness connector retainer and remove the terminals with wires from the connector.
7. Bend the latches...
8. ...and remove the plastic cover from the ignition switch housing.
9. Bend back the two plastic latches.
10. ...and remove the contact group from the ignition switch cover.
11. Inspect the ignition switch contacts. Clean oxidized or burnt contacts with fine-grained sandpaper. If the contacts are severely damaged, replace the contact group or the ignition switch assembly.
12. Assemble the ignition switch in the reverse order of removal, paying attention to the location of the terminals with wires in the wiring harness connector.
13. Install the ignition switch on the vehicle in the reverse order of removal, after first pressing in the locking rod of the anti-theft device. To do this, insert the key into the ignition switch and turn it from position "0".