Step  | Action  | Yes  | No  | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Schematic Reference: Exterior Lights Schematics  | |||||||||||||||
1  | Did you perform the Lighting Systems Diagnostic System Check?  | Go to Step 2  | |||||||||||||
2  | 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  | ||||||||||||
3  | Disconnect the headlamp switch. Do the marker, license, and tail lamps remain illuminated?  | Go to Step 4  | Go to Step 6  | ||||||||||||
4  | 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  | ||||||||||||
5  | 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  | --  | ||||||||||||
6  | Replace the headlamp switch. Refer to Headlamp Switch Replacement . Is the repair complete?  | Go to Step 8  | --  | ||||||||||||
7  | Replace the park lamp relay. Is the repair complete?  | Go to Step 8  | --  | ||||||||||||
8  | Operate the system in order to verify the repair. Did you correct the condition?  | System OK  | Go to Step 3  | ||||||||||||