PINPOINT TEST AL : The Trailer Lamps Are On Continuously: Notes
Diagnostic Overview
The Trailer Lamps Are On Continuously
Refer to Fuse and Relay Information for schematic and connector information.
Refer to Trailer/Camper Adapter for schematic and connector information.
Normal Operation and Fault Conditions
Refer to Trailer Lamps , Trailer Stop-Turn Lamps.
Refer to Trailer Lamps , Trailer Parking Lamps.
Refer to Trailer Lamps , Trailer Reversing Lamps.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B132B:15 B132C:15 |
Left Stop/Turn Lamp: Circuit Short To Battery or Open Right Stop/Turn Lamp: Circuit Short To Battery or Open |
Sets when the BCM detects a short to voltage from the trailer tow stop/turn relay coil output circuit. |
Visual Inspection and Diagnostic Pre-checks
- Inspect the vehicle exterior lamps for correct operation.
- Inspect the trailer tow connector for damage.