DTC B1C37-23: Master Lock Switch Stuck - Signal stuck low: Action
NOTE:
To validate the repair run the engine for at least 120 seconds and check the left/right door lock switch 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 front left/right door central door locking lock switch circuit for short circuit to ground
- Check the operation of the front left/right door central door locking lock switch