DTC B1C90-14: Auxiliary Driving Lamps Relay - Circuit short to ground or open: Action
WARNING: This page is about a different car, the 2018 Land Rover Discovery and 2017 Land Rover Discovery. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
To validate the repair 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 within the body control module. Alternatively run the engine for 30 seconds and check the auxiliary driving lamps function, then use the Jaguar Land Rover approved diagnostic equipment to check this DTC is no longer logged within the body control module
- Replace the auxiliary driving lamps relay as necessary
- Refer to the electrical circuit diagrams and check the auxiliary driving lamps relay circuit for short circuit to ground, open circuit, high resistance. Repair the wiring harness or install a new auxiliary driving lamps relay as necessary