Step  | Action  | Yes  | No  | 
|---|---|---|---|
Schematic Reference: Exterior Lights Schematics Connector End View Reference: Lighting Systems Connector End Views or Data Communication Connector End Views  | |||
1  | Did you perform the Diagnostic System Check - Vehicle?  | Go to Step 2  | |
2  | Turn ON the park lamps. Do the clearance lamps illuminate?  | Go to Testing for Intermittent Conditions and Poor Connections  | Go to Step 3  | 
3  | Are the park lamps illuminated?  | Go to Step 4  | |
4  | Are all clearance lamps inoperative?  | Go to Step 7  | Go to Step 5  | 
5  | Test the clearance lamp supply voltage and ground circuit for an open or high resistance. Refer to Circuit Testing and Wiring Repairs . Did you find and correct the condition?  | Go to Step 9  | Go to Step 6  | 
6  | Inspect for poor connections at the harness connector of the clearance lamp. Refer to Circuit Testing and Wiring Repairs . Did you find and correct the condition?  | Go to Step 9  | Go to Step 8  | 
7  | Repair the interior park lamps supply voltage circuit of the clearance lamps for a short to ground, a high resistance, or an open. Refer to Circuit Testing and Wiring Repairs . Did you complete the repair?  | Go to Step 9  | --  | 
8  | Replace the affected clearance lamp bulb. Did you complete the replacement?  | Go to Step 9  | --  | 
9  | Operate the system in order to verify the repair. Did you correct the condition?  | System OK  | Go to Step 3  |