Diagnostic System Check - Lighting Systems
Diagnostic System Check - Lighting Systems
| Step | Action | Yes | No |
|---|---|---|---|
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IMPORTANT:
The Lighting Diagnostic System Check applies to courtesy/illuminated entry lamps only. Upon verifying the condition, if it is determined that the condition exists in exterior lighting or interior lamps dimming. Refer to the Symptoms - Lighting Systems . |
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| 1 | Perform the Displaying DTC Codes procedure in order to enter the diagnostic mode and display any DTCs. Refer to On-Board Diagnostic Features
in Body Control System. Did you enter Diagnostic Mode ? |
Go to Step 2 | Go to Cannot Enter BCM Diagnostics in Body Control System |
| 2 | Does the BCM flash any of the following codes:
|
Go toDiagnostic Trouble Code (DTC) List | Go to Step 3 |
| 3 | Does the Body Control Module (BCM) display or sound any other DTCs? | Go to Diagnostic Trouble Code (DTC) List in Body Control System | Go to Symptoms - Lighting Systems |