Step | Action | Value(s) | Yes | No |
---|---|---|---|---|
1 | Was the Fog Lights System Check performed? | -- | Go to Step 2 | Go to Fog Lights System Check |
2 |
Does the rear fog lamps switch operate properly? | -- | Go to Step 3 | Go to Step 7 |
3 | Remove the fog lamp relay from the rear compartment relay center 1. Do the rear fog lamps turn off? | -- | Go to Step 4 | Go to Step 10 |
4 |
Are the rear fog lamps on? | -- | Go to Step 5 | Go to Step 6 |
5 | Inspect CKT 1977 (YEL) for a short to ground. Refer to Testing for Short to Ground in Wiring Systems. Is CKT 1977 OK? | -- | Go to Step 11 | Go to Step 13 |
6 | Replace the body control module (PZM). Refer to Body Control Module Replacement in Body Control System. Is the repair complete? | -- | Go to Fog Lights System Check | -- |
7 | Disconnect the headlamp switch connector C1. Do the rear fog lamps turn off? | -- | Go to Step 8 | Go to Step 9 |
8 | Replace the headlamp switch. Refer to Headlamp Switch Replacement . Is the repair complete? | -- | Go to Fog Lights System Check | -- |
9 | Inspect CKT 187 (LT BLU) for a short to ground. Refer to Testing for Short to Ground in Wiring Systems. Is CKT 187 OK? | -- | Go to Step 12 | Go to Step 13 |
10 | Repair the short to voltage in CKT 122 (RED). Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Fog Lights System Check | -- |
11 | Replace the rear fog lamp relay. Is the repair complete? | -- | Go to Fog Lights System Check | -- |
12 | Replace the instrument panel cluster (IPC). Refer to Instrument Cluster Replacement in Instrument Panel, Gauges and Console. Is the repair complete? | -- | Go to Fog Lights System Check | -- |
13 | Repair the suspect wiring. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Fog Lights System Check | -- |