Possible Causes
WARNING: This page is about a different car, the 2021 Land Rover Range Rover and 2020 Land Rover Range Rover. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Circuit reference - SUB_CAN_L/SUB_CAN_H
- Unexpected data has been received by the Headlamp Control Module B through the SUB-CAN network
- Headlamp Control module B power supply circuit short circuit to ground, short circuit to power, open circuit, high resistance
- SUB-CAN network short circuit to ground, short circuit to power, open circuit, high resistance