DTC U0402-08: Invalid Data Received from TCM - Bus signal/message failures: Action
- Using the Jaguar Land Rover approved diagnostic equipment, check transmission control module, for DTCs and refer to the relevant DTC index
- Using the Jaguar Land Rover approved diagnostic equipment, complete a CAN network integrity test
- Refer to the appropriate electrical circuit wiring diagrams and check high speed CAN bus circuit for short circuit, open circuit