Vw Door Lock Module Problems

Before you take the defective door apart to replace the lock actuator you want to make sure that this could be the problem.

Vw door lock module problems.

It would arm and unarm with the key fob but wouldn t arm unarm with the key. The last problem is with the door lock indicator. The door lock works in only one direction. The door locks and buttons on the other 3 doors are all fine.

I believe but am not certain that the two buttons on the driver s door for trunk and fuel filler release are wired to the ccm directly so any failure of the data bus wouldn t affect those buttons. Look here for how to access the lock module and repair replace it. It makes sense because each door has its own lock actuator to control the power door locks when prompted. A failed switch or cracked solder joint on the lock mechanism s circuit board can cause issues with the locks.

If this happens the problem is with the remote. If you have only one malfunctioning door then the culprit is likely a faulty lock actuator. The lock mechanism s have microswitches in them to tell the electronics weather the door is locked or unlocked. Two other problems started at the same time.

For full show notes visit the blog at. This relay can also be heard when the car reaches 10 20 mph. Vw has not released the fuse box diagram for this model and i have searched the internet and came across your site which is very helpful. I would think that if the actuator in the door was bad that the buttons would still work and lock unlock the rest of the doors.

Passat door lock mechanism repair. The lock unlock buttons on the same door don t work either. So my sisters 1999 beetle started having door lock module problems. I went to the scrap yard and got 2 door lock modules.

Took it all apart and put it all together. When i lock unlock the. The battery is likely dead and needs to be replaced but the remote s may also need to be reprogrammed to work. This issue also indicates a bad lock actuator.