Step | Action | Value(s) | Yes | No | ||||||||||||||||
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Important: The BCM monitors the courtesy lamp relay control CKT 690 (GRY/BLK) for faults. If this circuit is open or shorted to power or ground, a DTC will set. | ||||||||||||||||||||
1 | Did you perform the Interior Lamps System Check? | -- | Go to Step 2 | |||||||||||||||||
2 | Use the scan tool in order to inspect for DTCs. Are any DTCs present? | -- | Go to Diagnostic Trouble Code (DTC) List/Type in Body Control System | Go to Step 3 | ||||||||||||||||
3 | Inspect for the following related BCM data parameters. Refer to Scan Tool Data List in Body Control System for typical values and definitions.
Did you find and correct a problem? | -- | Go to Step 4 | |||||||||||||||||
4 | Disconnect the courtesy lamp relay from the body relay block. Did the courtesy/dome lamps turn OFF? | -- | Go to Step 6 | Go to Step 5 | ||||||||||||||||
5 | Repair the short to ground in CKT 156. Is the repair complete? | -- | -- | |||||||||||||||||
6 | Replace the courtesy lamp relay. Is the repair complete? | -- | -- | |||||||||||||||||
