| POSSIBLE CAUSE |
- Malfunction in advanced key battery or advanced key
- Malfunction in keyless control module
- Malfunction in keyless receiver
- Malfunction in BCM
- Malfunction in door switch, key remainder switch or trunk lid/liftgate opener switch
- Open or short circuit in wiring between trunk lid/liftgate latch switch and BCM
- Open or short circuit in wiring harness door latch switch and BCM
- Open or short circuit in wiring harness key reminder switch and BCM
- Malfunction in door lock actuator
- Open or short circuit in wiring between door lock actuator and BCM
- Open or short circuit in wiring between keyless control module and BCM
- Poor connection of connector, terminal damage
- Wrong usage
- The after-market electrical parts are interfering with the keyless entry system
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