Possible Causes
- Passive key authorization missing message
- Confirm placement of key within vehicle
- Low speed CAN fault
- Key fob battery low/battery contact issue
- Interference from other RF signal
- Remote keyless entry module fault
- Receiver fault
- Receiver not programmed correctly
- Serial communication fault (between receiver and keyless vehicle module)
- Key fault
- Passive antenna(s) fault
- Central junction box fault