Possible Causes
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.
- Auxiliary battery circuit between the Power Supply Distribution Box (PSDB) and the auxiliary battery short circuit to ground, open circuit, high resistance
- Power Supply Distribution Box (PSDB) circuit short circuit to ground, open circuit, high resistance
- Power Supply Distribution Box (PSDB) internal failure