DTC U1A00-88: Private Communication Network - Bus off: Action
- Using 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 (chassis) circuit for short circuit to ground, short circuit to power, open circuit, high resistance. Repair the wiring harness as necessary, clear the Diagnostic Trouble Code(s) and retest