DTC B1D00-86: Left Low Beam - Signal invalid: Action
NOTE:
To validate the repair firstly run the engine for 30 seconds and check the left headlamp low beam function, then use the Jaguar Land Rover approved diagnostic equipment to check this DTC is no longer logged within the body control module
- Refer to the electrical circuit diagrams and check the left headlight low beam circuit for short circuit to power, short circuit to ground, open circuit, high resistance. Repair the wiring harness as necessary
- Refer to the electrical circuit diagrams and check the left headlamp LIN bus circuit for short circuit to power, short circuit to ground, open circuit, high resistance. Repair the wiring harness as necessary
- Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest. If the fault persists, install a new left headlamp assembly