Step | Action | Value(s) | Yes | No |
|---|---|---|---|---|
1 | Did you perform the Lighting System Diagnostic System Check? | -- | Go to Step 2 | |
2 | Do the courtesy lamps turn on from opening a door with the interior lamp switch in the OFF position? | -- | Go to Step 3 | Go to Step 5 |
3 |
Is the voltage within the specified range? | 10-15 V | Go to Step 4 | Go to Step 8 |
4 |
Is the resistance less than the specified value? | 5 ohms | Go to Step 7 | Go to Step 10 |
5 |
Is the voltage within the specified range? | 10-15 V | Go to Step 6 | Go to Step 8 |
6 |
Is the resistance less than the specified value? | 5 ohms | Go to Step 7 | Go to Step 11 |
7 | Replace the instrument panel integration module (IPM). Refer to Instrument Panel Module Replacement in Body Control System. Is the IPM replacement complete? | -- | Go to Step 13 | -- |
8 | Backprobe the overhead console connector C1 with a DMM from battery positive voltage (B+) to cavity 16 (BLK/WHT). Is the voltage within the specified range? | 10-15 V | Go to Step 9 | Go to Step 12 |
9 | Replace the overhead console. Refer to Roof Console Replacement in Interior Trim. Is the overhead console replacement complete? | -- | Go to Step 13 | -- |
10 | Repair the open in CKT 1598 (GRY/BLK) between the IPM and the overhead console. Refer to Wiring Repairs in Wiring Systems. Is the circuit repair complete? | -- | Go to Step 13 | -- |
11 | Repair the open in CKT 1597 (PNK/BLK) between the IPM and the overhead console. Refer to Wiring Repairs in Wiring Systems. Is the circuit repair complete? | -- | Go to Step 13 | -- |
12 | Repair the open in CKT 851 (BLK/WHT) between the overhead console and S309. Refer to Wiring Repairs in Wiring Systems. Is the circuit repair complete? | -- | Go to Step 13 | -- |
13 | Operate the system in order to verify the repair. Did you correct the condition? | -- | System OK. | Go to Step 2 |
