Headlamp Dimmer Switch: Testing and Inspection

1. Remove the dashboard lower cover.
2. Disconnect the 20P (or 22P) and 14P connectors from the main wire harness.

USA (With Automatic Lighting System):

USA (Without Automatic Lighting System), '96-99 Canada Models:

'00 Canada Model:

Turn Signal Switch:

3. Inspect the connector terminals to be sure they are all making good contact.
- If the terminals are bent, loose or corroded, repair them as necessary, and recheck the system.
- If the terminals look OK, check for continuity between them in each switch position according to the table. If there is no continuity between any of them, check for continuity in the switch harness.
- If there is continuity in the switch harness, replace the combination light switch.
- If there is no continuity in the switch harness, replace it.