DTC B1B01-81: Key Transponder - Invalid serial data received: Action
- Re-synchronize ID by reconfiguring the body control module as a new module. Re-synchronize ID by reconfiguring the remote function actuator as a new module
- Refer to the electrical circuit diagrams and check the remote function actuator 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 electrical circuit diagrams and check the medium speed CAN bus (body) circuit for short circuit to ground, short circuit to power, open circuit, high resistance