Step  | Action  | Yes  | No  | ||||||
|---|---|---|---|---|---|---|---|---|---|
Schematic Reference: Interior Lights Dimming Schematics Connector End View Reference: Lighting Systems Connector End Views or Computer/Integrating Systems Connector End Views in Computer/Integrating Systems  | |||||||||
1  | Did you perform the Diagnostic System Check - Vehicle?  | Go to Step 2  | Go to Diagnostic System Check - Vehicle in Vehicle DTC Information  | ||||||
2  | Verify that the interior backlighting does not dim. Does the interior backlighting operate normally?  | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems  | Go to Step 3  | ||||||
3  | Test for a high resistance, an open, a short to ground, or a short to voltage in the following circuits. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. 
 
 
 Did you find and correct a condition?  | Go to Step 6  | Go to Step 4  | ||||||
4  | Inspect for poor connections at the harness connector of the headlamp switch. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition?  | Go to Step 6  | Go to Step 5  | ||||||
5  | Replace the headlamp switch. Refer to Headlamp Switch Replacement . Did you complete the replacement?  | Go to Step 6  | --  | ||||||
6  | Operate the system in order to verify the repair. Did you correct the condition?  | System OK  | Go to Step 3  | ||||||