Mercedes Benz W124 Driver Door Wont Lock

Step by step tutorial w124 how to remove exterior front door handle on 1995 mercedes e320 e420 e500.

Mercedes benz w124 driver door wont lock.

Perhaps your mercedes locks work but they open and close slowly. Opening the driver door while all the other doors were locked would set off the alarm. If a door unlocks but will not lock again then replace the door switch. When this plastic part fails you will not be able to lock or unlock the door with the key.

You likely have a shorted door lock actuator which you can replace with a new unit for the lock that is not working. I have a 1995 e300d w124 which had a similar problem to that of the original post. Finally on some of the later 123 models they used a white plastic part inside to control the door lock function. You likely have a shorted door lock actuator which you can replace with a new unit for the lock that is not working.

If a door unlocks but will not lock again then replace the door switch. Perhaps your mercedes locks work but they open and close slowly. Apply wd 40 or equivalent product directly into the lock. There is a part inside the latch that breaks.

Open and close lock to recalibrate. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. I replaced the vacuum element actuator which did not solve the problem. Apply wd 40 or equivalent product directly into the lock.

2010 mercedes e350 driver door wont lock or unlock with remote or lock button answered by a verified mercedes mechanic we use cookies to give you the best possible experience on our website.