DTC B1B01-81: Key Transponder - Invalid serial data received: Action
- Refer to the appropriate system wiring diagrams and check the keyless vehicle module power and ground circuits for open circuit, high resistance
- Using the manufacturer approved diagnostic system, perform a CAN network integrity test. Refer to the appropriate system wiring diagrams and check the medium speed CAN bus circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Using the manufacturer approved diagnostic system, re-configure the keyless vehicle module as a new module