DTC B1146-15: Passive Sounder Supply - Circuit short to battery 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 attempt to lock the vehicle with a side door ajar and listen for the error tone emitted from the passive sounder, then using the Jaguar Land Rover approved diagnostic equipment check that this DTC is not logged within the body control module
- Refer to the electrical circuit diagrams and check the passive sounder circuit for short circuit to power, open circuit, high resistance. Repair the wiring harness as necessary