DTC B103C-86: Left Headlamp Control - Signal invalid: Action
NOTE:
To validate the repair check all headlamp functions with the engine running, then use the Jaguar Land Rover approved diagnostic equipment to perform the routine - On Demand Self Test. If the repair is successful this DTC will no longer be logged
- Refer to the electrical circuit diagrams and check the left headlamp assembly power and ground circuits for open circuit, high resistance
- Refer to the electrical circuit diagrams and check the headlamp LIN bus circuit for short circuit to ground, short circuit to power, open circuit, high resistance