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Keyless/Power Door Locks/Security System Symptom Troubleshooting Index

Power Door Locks/Keyless
  1. Check for B-CAN DTCs. If any B-CAN DTCs are indicated, troubleshoot and resolve them first.
  1. If the door lock system and the keyless operation do not work, troubleshoot the door locks first.
    NOTE: The system does not function when the ignition switch is ON (II).
    No.
    Symptom
    Check Items
    1
    All the doors will not lock or unlock. *
    • Poor ground (G501, G502)
    • Door switch test (check the door switch ON/OFF information with the HDS)
    • Door lock switch test (check the door switch ON/OFF information with the HDS)
    2
    Driver's and right[left] rear doors, and fuel lid will not lock or unlock.
    • Poor ground (G501, G502)
    • Blown No. 27 (30 A) fuse in the under-dash fuse/relay box
    • Blown No. 36 (15 A) and/or No. 50 (15A) fuse in the under-dash fuse/relay box
    3
    Front passenger's and left[right] rear doors, and tailgate will not lock or unlock.
    • Poor ground (G501, G502)
    • Blown No. 27 (30 A) fuse in the under-dash fuse/relay box
    • Blown No. 35 (15 A) and or No. 49 (15 A) fuse in the under-dash fuse/relay box
    4
    Keyless operation does not work (LOCK, UNLOCK).
    5
    Doors will not unlock with the transmitter, but will unlock with the door lock switch and the door key cylinder switch.
    6
    Doors will not lock with the transmitter, but will lock with the door lock switch and the door key cylinder switch.
    7
    Doors automatically relock 30 seconds after being unlocked with the transmitter even though a door has been opened.
    8
    Only driver's door will unlock or door locks relock immediately after unlocking with the remote.
    9
    Keyless operation will work even though the ignition key is in the ignition switch.

    [ ]:
    LHD model

    *:
    If only one door is not working properly, check that door's lock actuator first, then check the other items listed in this table.