Step  | Action  | Value(s)  | Yes  | No  | 
|---|---|---|---|---|
1  | Did you perform the Exterior Lights System Check?  | --  | Go to Step 2  | |
2  | Disconnect the lamp control module connector C1. Do the park lamps turn off?  | --  | Go to Step 3  | Go to Step 4  | 
3  | Inspect CKT 308 (GRY/BLK) for a short to ground. Refer to Testing for Short to Ground in Wiring Systems. Is CKT 308 OK?  | --  | Go to Step 7  | Go to Step 8  | 
4  | Disconnect the lamp control module connector C2. Do the park lamps turn off?  | --  | Go to Step 5  | Go to Step 6  | 
5  | Replace the lamp control module. Is the repair complete?  | --  | --  | |
6  | Repair the short to voltage in CKT 9 (BRN). Refer to Wiring Repairs in Wiring Systems. Is the repair complete?  | --  | --  | |
7  | Replace the headlamp switch. Refer to Multifunction Turn Signal Lever Replacement - On Vehicle in Steering Wheel and Column-Tilt. Is the repair complete?  | --  | --  | |
8  | Repair the suspect wiring. Refer to Wiring Repairs in Wiring Systems. Is the repair complete?  | --  | --  |