Section 211 (Lighting Systems)
WARNING: This page is about a different car, the 2002 Cadillac Eldorado. 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 B1970: Relay Coil Supply Voltage Circuit Is Low
- DTC B1971: Inadvertent Power Relay Voltage
- DTC B2419: Ambient Light Sensor Input Low
- DTC B2470: DRL Relay Circuit Voltage
- DTC B2471: COURTESY Relay Control Circuit Voltage
- DTC B2472: HEADLAMP Relay Control Circuit Voltage
- DTC B2473: HIGH/LOW BEAM HEADLAMP Relay Control Circuit Voltage
- DTC B2476: PARK LAMPS Relay Control Circuit Voltage
- DTC B2477: REVERSE Relay Control Circuit Low
- DTC B2478: REVERSE Relay Control Circuit High
- 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
- Fog Lamp Indicator Inoperative
- Fog Lamps Always On
- Fog Lamps Inoperative
- Hazard Lamps Inoperative
- Headlamps Always On - Low or High Beam
- Headlamps Inoperative - Low Beams
- Headlamps Inoperative - High Beams
- Headlamps Suggested Message On in Daylight Conditions
- High Beam Indicator Always On
- High Beam Indicator Inoperative
- Interior Backlighting Does Not Dim
- Interior Backlighting Inoperative
- IP Compartment Lamp Inoperative
- IP Compartment Lamp Always On
- License Lamps Inoperative
- Lights On Indicator Inoperative
- Park Lamps Inoperative
- Park, License, and Tail Lamps Always On
- Reading Lamp(s) Always On
- Reading Lamp(s) Inoperative
- Rear Compartment Lamp(s) Always On
- Rear Compartment Lamp(s) 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
- Reverse Lamp Relay Replacement
- Turn Signal Flasher Replacement
- Hazard Lamp Flasher Replacement
- Courtesy Lamp Replacement - Rear Quarter
- Vanity Mirror Lamp Replacement
- Underhood Lamp Replacement
- Headlamp Bulb Replacement (9006 Low Beam)
- Headlamp Bulb Replacement (9005 High Beam)
- Headlamp Capsule Replacement
- Headlamp Aiming
- Fog Lamp Replacement - Front
- Fog Lamp Bulb Replacement - Front
- Fog Lamp Aiming Procedure
- Marker Lamp Replacement - Front Side
- Marker Lamp Replacement - Rear Side
- Marker Lamp Bulb Replacement - Rear Side
- Park/Turn Signal Lamp Replacement
- Park/Turn Signal Lamp Bulb Replacement
- Cornering Lamp Bulb Replacement
- High Mounted Stop Lamp Replacement
- High Mounted Stop Lamp Bulb Replacement
- Backup Lamp Replacement
- Backup Lamp Bulb Replacement
- License Lamp Replacement
- License Lamp Bulb Replacement
- Tail Lamp Replacement
- Tail Lamp Bulb Replacement
- Rear Compartment Lamp Replacement
- Rear Compartment Lid Latch Switch Replacement
- Description and Operation