Section 140 (Lighting Systems)
WARNING: This page is about a different car, the 2002 Cadillac Seville. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- Diagnostic Information and Procedures
- Diagnostic Starting Point - Lighting Systems
- Diagnostic System Check - Lighting Systems
- Scan Tool Output Controls
- Scan Tool Data List
- Scan Tool Data Definitions
- Diagnostic Trouble Code (DTC) List
- DTC B2419: Ambient Light Sensor Input Counts
- DTC B2420: Twilight Delay Input Low
- DTC B2422: Interior Lamp Rheostat Counts
- Symptoms - Lighting Systems
- Backup Lamps Always On
- Backup Lamps Inoperative
- Cornering Lamps Always On
- Cornering Lamps Inoperative
- Courtesy Lamps Always On
- Courtesy Lamps Inoperative
- Daytime Running Lamps (DRL) Always On
- 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
- Hazard Lamps Always On
- Hazard Lamps Inoperative
- Headlamps Always On - Low or High Beam (Domestic)
- Headlamps Always On - Low or High Beam (Export)
- Headlamps Inoperative - Low Beams (Domestic, Europe and Japan)
- Headlamps Inoperative - Low Beams (Domestic, Europe and Japan w/HID)
- Headlamps Inoperative - Low Beams (Norway/Sweden)
- Headlamps Inoperative - Low Beams (Norway/Sweden w/HID)
- Headlamps Inoperative - High Beams (Domestic)
- Headlamps Inoperative - High Beams (Export)
- Headlamps Inoperative - Flash to Pass
- Headlamps Suggested Message On in Daylight Conditions
- High Beam Indicator Always On
- High Beam Indicator Inoperative
- Ignition Lock Cylinder Lamp Always On
- Ignition Lock Cylinder Lamp Inoperative
- Interior Backlighting Does Not Dim
- Interior Backlighting Inoperative
- Instrument Panel (I/P) Compartment Lamp Inoperative
- Instrument Panel (I/P) Compartment Lamp Always On
- License Lamps Inoperative
- Lights On Indicator Always On
- Lights On Indicator Inoperative
- Park Lamps Inoperative
- Park, License, and Tail Lamps Always On
- Position Lamps Inoperative
- Reading Lamp(s) Always On
- Reading Lamp(s) Inoperative
- Rear Compartment Lamp(s) Always On
- Rear Compartment Lamp(s) Inoperative
- Repeater Lamps Inoperative
- Stop Lamps Always On
- Stop Lamps Inoperative
- Turn Signal Lamps and/or Indicators Always On or Flashing
- Turn Signal Lamps and/or Indicators Inoperative
- Twilight Sentinel Inoperative
- Underhood Lamp Always On
- Underhood Lamp Inoperative
- Vacuum Fluorescent (VF) Displays Inoperative
- Vanity Mirror Lamp(s) Always On
- Vanity Mirror Lamp(s) Inoperative
- Repair Instructions
- Headlamp Switch Replacement (LHD)
- Switch Replacement - Fog Lamp and Instrument Panel (I/P) Lamp Dimmer (RHD)
- Hazard Warning Switch Replacement - On Vehicle
- Hazard and Turn Signal Flasher Replacement
- Door Lamp Replacement
- Instrument Panel (I/P) Storage Compartment Lamp Replacement
- Courtesy Lamp Switch Replacement - Rear Quarter
- Courtesy Lamp Replacement - Rear Quarter
- Vanity Mirror Lamp Replacement
- Trans Floor Shift Control Indicator Lamp Replacement
- Dome Lamp Replacement
- Underhood Lamp Replacement
- Headlamp Replacement (SLS, w/o TT6, TT7 or TT8)
- Headlamp Replacement (SLS and STS w/TT6, TT7 or TT8)
- HID Headlamp Starter/Arc Tube Replacement
- HID Headlamp Ballast Replacement
- Headlamp Bulb Replacement
- Headlamp Aiming
- Fog Lamp Replacement - Front
- Fog Lamp Bulb Replacement - Front
- Fog Lamp Aiming Procedure
- Repeater Lamp Replacement
- Marker Lamp Replacement - Side
- Park/Turn Signal Lamp Bulb Replacement
- Cornering Lamp Bulb Replacement
- High Mounted Stop Lamp Replacement
- Backup Lamp Replacement
- License Lamp Replacement
- Tail Lamp Replacement
- Tail/Turn Signal Lamp Replacement
- Rear Compartment Lamp Replacement
- Description and Operation
- Exterior Lighting Systems Description and Operation
- Exterior Lamps
- Headlamps
- Headlamps w/High Intensity Discharge (HID)
- Low Voltage Operation of HID Headlamps
- Electrical System Requirements (w/HID)
- Run Up Of The Lamp (w/HID)
- When To Change The HID Bulb
- Light Color (w/HID)
- Cornering Lamps
- Daytime Running Lamps (DRL)
- Daytime Running Lamps (Norway and Sweden)
- Twilight Sentinel
- Front Fog Lamps
- Rear Fog Lamps
- Park, Tail, License and Marker Lamps
- Position Lamps
- Remote Keyless Entry Exterior Lamp Illumination
- Turn Signal Lamps
- Repeater Lamps
- Stop Lamps
- Backup Lamps
- Underhood Lamp
- Battery Run Down Protection/Inadvertent Power
- Interior Lighting Systems Description and Operation
- Exterior Lighting Systems Description and Operation