1 Remove the 25 AMP fuse for door locking from fuse box under the bonnet. This disables central locking. The passenger door opens fine. The key however won't turn in drivers door. 2, Spray WD40 or other moisture repellent protective lubricant on key. Insert into drivers lock- gently turn back and forth. Its hard to know. When I had a central locking system problem, I had multiple codes and multiple symptoms. For example, the keys worked sometime and didn't work other times. The center console lock LED would come on by itself and shut off by itself. I thought for a while that the problem was in the infrared internal motion sensor. Thisstep is important as it allows the system to reset completely. Leave the terminal unplugged for approximately 5-10 minutes to ensure that all residual power is drained from the system. After the designated time has passed, it is recommended to turn the headlights "on" and "off" twice. This action helps to fully drain any remaining thatsystem is part of D.A.S. 2( driver authorization system verson 2). the lights in the mirror will blink red when lock and green when unlock. during the self diagnoses portion they will blink simutanilusly when the remote key batteries are low and alternating when there is a malfunction with the key or other part of the driver authorization Maybetry to hold the lock or unlock button until it makes the sound. Not sure if that'll work, but that's what worked on the Pathfinder. UPDATE Now if the car doesn't locked the driver's door. Also, many times when it beeps twice to indicate unlockedit hasn't unlocked the driver's door. WhenI bought it and went to get in the car I realised the key fob wasn't unlocking the door. He said "oh yeah, that's just because the battery was changed and Mercedes told me it's just a 5min job if you pop in, the key fobs need to be re-synched. The central locking switch was working. The key fobs were working to turn the car on and drive. aF5i.

how do i reset my toyota central locking