DTC U0165-87: Lost Communication With HVAC Control Module - Rear - Missing message: Action
- Refer to the appropriate SYSTEM WIRING DIAGRAMS and check the rear integrated control panel 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 SYSTEM WIRING DIAGRAMS and check the high speed CAN bus (comfort) circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Using the Jaguar Land Rover approved diagnostic equipment, check the rear integrated control panel for related DTCs and refer to the relevant DTC index