Keyless/Power Door Locks/Security System Symptom Troubleshooting - Doors will not unlock (or lock) with the transmitter, but will unlock (or lock) with the door lock switch and the door key cylinder switch
NOTE: Before troubleshooting, check the B-CAN DTCs. If any DTC is indicated, troubleshoot the indicated DTC first.
- 1. Problem verification:
- 1. Turn the vehicle to the OFF (LOCK) mode.
- 2. Remove the ignition key from the ignition switch.
- 3. Close all the doors.
- 4. Try to lock/unlock the doors with the keyless transmitter.
Do the door lock actuators work normally?
YES
Intermittent failure, the system is OK at this time.
NO
Go to step 2.
- 2. Determine possible failure area (ignition switch or ignition switch wire, others):
- 1. Open the driver's door.
Does the key-in reminder chime sound?
YES
YES
Short to ground on the related ignition switch wire. Repair the wire as needed.
NO
Go to step 3.
- 3. Transmitter check:
- 1. Do the transmitter test .
Is the transmitter OK?
YES
Go to step 4.
NO
Replace the transmitter, then register the new transmitter .
- 4. Under-dash fuse/relay box check (substitution):
- 1. Substitute a known-good under-dash fuse/relay box.
- 2. Recheck the system.
Is the system normal?
YES
Replace the original under-dash fuse/relay box .
NO