A Symptoms - Lighting Systems

SYMPTOMS - LIGHTING SYSTEMS

IMPORTANT: The following steps must be completed before using the symptom tables.
1. Perform Diagnostic System Check - Lighting Systems before using the Symptom Tables in order to verify that all of the following are true:
- There are no DTCs set.
- The control modules are operating properly. Diagnostic System Check - Lighting Systems
2. Review the system description and operation in order to familiarize yourself with the system functions.

Visual/physical Inspection
- Inspect for aftermarket devices which could affect the operation of the Lighting System.
- 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.

Symptom List
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:
- Backup Lamps Always On (Domestic)Backup Lamps Always On (Export)
- Backup Lamps Inoperative (Domestic)Backup Lamps Inoperative (Export)
- Cargo Lamp Inoperative
- Courtesy Lamps Always On
- Courtesy Lamps Inoperative
- Daytime Running Lamps (DRL) Inoperative (Domestic)Daytime Running Lamps (DRL) Inoperative (Export)
- Fog Lamp Indicator Always On
- Fog Lamp Indicator Inoperative
- Fog Lamps Always On
- Fog Lamps Inoperative
- Fog Lamps Always On - Rear
- Fog Lamps Inoperative - Rear
- Hazard Lamps Inoperative
- Headlamps Always On - Low or High Beam (Domestic)Headlamps Always On - Low or High Beam (Export )
- Headlamps Inoperative - High Beams (Domestic)Headlamps Inoperative - High Beams (Export)
- Headlamps Inoperative - Low Beams (Domestic)Headlamps Inoperative - Low Beams (Export)
- Headlamps Inoperative - Low and High Beams
- Headlamps Inoperative - Flash to Pass
- High Beam Indicator Inoperative
- Illuminated Entry Lamps Inoperative
- Interior Backlighting Does Not Dim
- Interior Backlighting Inoperative
- Instrument Panel (I/P) Compartment Lamp Inoperative
- Instrument Panel (I/P) Compartment Lamp Always On
- Marker Lamps Inoperative
- Park Lamps Always On (Domestic)Park Lamps Always On (Export)
- Park Lamps Inoperative (Domestic)Park Lamps Inoperative (Export)
- Reading Lamp(s) Inoperative
- Stop Lamps Always On
- Stop Lamps Inoperative
- Trailer Towing Indicator Always On
- Trailer Towing Indicator Inoperative
- Turn Signal Lamps and/or Indicators Always On or Flashing (Export)Turn Signal Lamps and/or Indicators Always On or Flashing (Domestic)
- Turn Signal Lamps and/or Indicators Inoperative (Domestic)Turn Signal Lamps and/or Indicators Inoperative (Export)
- Vanity Mirror Lamp(s) Inoperative