Mercedes A Class Rear Door Lock Problem

The way that this fix works is by creating resistance at the door lock pin.

Mercedes a class rear door lock problem. If just one lock won t open on your mercedes then the problem may rest with broken wiring a bad solenoid or perhaps with a blown fuse. And the door lock problem turned out to be an identical problem in that the internal locking button cable had broken at the lock end leaving an s shaped length of the cable rod a see below which prevented the vacuum locking mechanism from working. If key fob is working you may have a faulty key fob which can be repaired or replaced by taking it to your dealer. Take your mercedes benz for a test drive.

The actuator will have to be replaced which will require the door panel to be removed and with the door closed this won t be easy and needs to be done by a garage or dealer that has done this before. This was done on a 2004 mercedes c230 kompressor sport coupe. I took it to a mercedes benz specialist and they said it could be a door actuator. Ensure the door pin can go up and down.

Earlier this year the driver s door would occasionally not open unless i pressed the key fob repeatedly. What you need to do is to apply a small amount of tape to the door lock pin. Check your fuse box first to determine if a blown fuse is keeping the lock from working. Take 1 inch of electrical tape and apply it around the door lock pin.

The circumstances were uncannily alike both owners had purchased used a class both had only owned them for a few weeks. This issue is a failure of the internal door lock actuator which is failed in the lock position which is causing the door not to open. Bert rowe s mercedes benz a class info. The issue of the mercedes door lock actuator bouncing up and down affects the w203 c class and.

Remove the door pin or at least pull it up in the unlock position. Our local mechanic couldn t identify a problem.