Component Tests and General Diagnostics

Interior Light System

1. INSPECT FRONT PERSONAL LIGHT SWITCH CONTINUITY




a. Disconnect the connector from the personal light.
b. Push the personal light switch ON,check that continuity exists between terminal 3 and body terminal 1.




c. Turn the light switch to DOOR, check that continuity exists between terminal 2 and 3.
If operation is as specified,replace the switch.

2. INSPECT ROOM LIGHT SWITCH




a. Disconnect the connector from the interior light assembly.
b. Turn the interior light switch ON, check that continuity exists terminal 2 and body ground.




c. Turn the interior light switch to DOOR, check that continuity exists between terminals 1 and 2.
If operation is not as specified, replace the switch.




3. INSPECT DOOR COURTESY SWITCH CONTINUITY
a. Check that continuity exists between terminals and the switch body with the switch ON (switch pin released opened door).
b. Check that no continuity exists between terminals and the switch body with the switch OFF (switch pin pushed in: closed door).
If operation is not as specified, replace the switch.







4. INSPECT VANITY LIGHT CONTINUITY
If continuity is not as specified,replace the bulb or vanity light.