DTC B102B-87: Passive Key - Missing message: Action
- Check whereabouts of keys, including spare and confirm correct functionality
- Refer to the applicable system wiring diagram(s) and check the power and ground connections to the central junction box and the remote keyless entry module
- Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the applicable system wiring diagram(s) and check the CAN network between the central junction box and remote keyless entry module
- Check key fob battery
- Check CAN network for interference/electromagnetic compatibility related issues. Check vehicle surroundings for possible sources of interference, move vehicle and retest
- Check serial data circuit between receiver and keyless vehicle module
- Refer to the applicable system wiring diagram(s) and check circuits to all three antennas. Disconnect battery, then reconnect - confirm correct operation by re-programming keys using the manufacturer approved diagnostic system