DTC U1A00-86: Private Communication Network - Signal Invalid: Action
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.
- Refer to the appropriate service information and check the opposite side obstacle detection control module power and ground circuits for open circuit, high resistance
- Using the Jaguar Land Rover approved diagnostic equipment, perform a CAN network integrity test. Refer to the appropriate service information and check the CAN bus circuit for short circuit to ground, short circuit to power, open circuit, high resistance. Repair the wiring harness as necessary
- Using the Jaguar Land Rover approved diagnostic equipment, re-configure the left and right side obstacle detection control module with the latest level software. Clear the DTCs and retest