Symptoms - Lighting
Symptoms - Lighting
Important: The following steps must be completed before doing the Symptom tables.
1. Perform the Diagnostic System Check - Vehicle (Initial Inspection and Diagnostic Overview).
* No DTCs are set.
* The control modules can communicate via the serial data link.
2. Review the system operation in order to familiarize yourself with the system functions. Refer to Exterior Lighting Systems Description and Operation (Exterior Lighting Systems Description and Operation) or Interior Lighting Systems Description and Operation (Interior Lighting Systems Description and Operation).
Visual/Physical Inspection
* Inspect for aftermarket devices which could affect the operation of the lighting system. Refer to Checking Aftermarket Accessories (Component Tests and General Diagnostics).
* Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.
Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent Conditions and Poor Connections (Component Tests and General Diagnostics).
Symptom List
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:
* Backup Lamps Malfunction (Backup Lamps Malfunction)
* Courtesy Lamps Malfunction (Courtesy Lamps Malfunction)
* Daytime Running Lamps Malfunction (Daytime Running Lamps Malfunction)
* Front Fog Lamps Malfunction (Front Fog Lamps Malfunction)
* Hazard Lamps Malfunction (Hazard Lamps Malfunction)
* Headlamps Malfunction (Headlamps Malfunction)
* Interior Backlighting Malfunction (Interior Backlighting Malfunction)
* Park, License, and/or Tail Lamps Malfunction (Park, License, and/or Tail Lamps Malfunction)
* Reading Lamps Malfunction (Reading Lamps Malfunction)
* Rear Compartment Lamp Malfunction (Rear Compartment Lamp Malfunction)
* Stop Lamps Malfunction (Stop Lamps Malfunction)
* Turn Signal Lamps and/or Indicators Malfunction (Turn Signal Lamps and/or Indicators Malfunction)
* Vanity Mirror Lamp Malfunction (Vanity Mirror Lamp Malfunction)