Schematic Reference: Exterior Lights Schematics

Did you perform the Lighting Systems Diagnostic System Check?

Go to Step 2

Go to Diagnostic System Check - Lighting Systems

Verify that the marker, license and tail lamps are always on.

Do the marker, license and tail lamps operate normally?

Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems

Go to Step 3

Disconnect the headlamp switch.

Do the marker, license, and tail lamps remain illuminated?

Go to Step 4

Go to Step 6

Remove the park lamp relay from the body relay block.

Do the marker, license, and tail lamps remain illuminated?

Go to Step 5

Go to Step 7

Repair the short to voltage in one of the following circuits. Refer to Wiring Repairs in Wiring Systems:

Is the repair complete?

Go to Step 8

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Replace the headlamp switch. Refer to Headlamp Switch Replacement .

Is the repair complete?

Go to Step 8

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Replace the park lamp relay.

Is the repair complete?

Go to Step 8

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Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 3