DTC U0146-87 Lost Communication With Gateway "A" - Missing message: Action
NOTE:
The communication bus wiring harness must not be repaired by making a localised wiring repair. A new wiring harness should be installed.
- Vehicle Conditions to enable DTC Logging Strategy
- Ignition on
- Prioritised Checks to Perform
- Refer to the appropriate system wiring diagrams and check the gateway module power and ground circuits for open circuit, high resistance. Repair the wiring harness as necessary
- 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 (powertrain) circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Using the Jaguar Land Rover approved diagnostic equipment, check the gateway module for related Diagnostic Trouble Code(s) and refer to the relevant DTC index