Did you perform the Lighting System Diagnostic System Check?

Go to Step 2

Go to Diagnostic System Check - Lighting Systems

1. Turn the ignition to the ON position.
2. Turn the headlamp switch to the PARK position.
3. Turn the I/P lamp dimmer switch to a low position.

Do the I/P lamps dim?

Go to Testing for Intermittent Conditions and Poor Connections

Go to Step 3

Test for a short to battery voltage in the instrument panel lamps supply voltage circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 5

Go to Step 4

Replace the headlamp switch.

Refer to Headlamp Switch Replacement in Instrument Panel, Gauges, and Console.

Did you complete the repair?

Go to Step 5

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Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2