Headlamp Control Module: Service and Repair
HID Unit Replacement1. Make sure you have the anti-theft codes for the audio system and the navigation system (if equipped). Make sure the ignition switch is in the LOCK (0) position.
2. Turn the combination light switch OFF.
3. Disconnect the negative battery cable.
4. Remove the headlight assembly.
5. Remove the three mounting screws and the HID unit (A).
6. Disconnect the 4P connector (B) from the HID unit.
7. Inspect the gasket for damage. If damaged, replace it.
8. Install the parts in the reverse order of removal.
9. After reconnecting the battery, do the steering column position memorization, and enter the anti-theft codes for the audio system and the navigation system (if equipped). Set the clock (on vehicles without navigation).