Mercedes C Class Drivers Door Wont Lock

Even though the fob unlock it if i manually lock the 4 doors.

Mercedes c class drivers door wont lock.

Earlier this year the driver s door would occasionally not open unless i pressed the key fob repeatedly. Perhaps your mercedes locks work but they open and close slowly. How to replace door lock actuator if the door locks in your c class are bouncing up and down or are otherwise not functioning properly the system s actuator might be broken. If a door unlocks but will not lock again then replace the door switch.

Open and close lock to. Our local mechanic couldn t identify a problem. Before now if i remove the silver key from the fob and i use it to unlock the car manually it begins to sound an alarm but now it doesn t sound that alarm anymore. This is a costly component to replace at the repair shop but it is something you can do at home.

The fob unlocks and opens the trunk but it just wouldn t lock the car. You likely have a shorted door lock actuator which you can replace with a new unit for the lock that is not working. Mercedes benz vehicles such as e c s ml gl r class are designed to automatically lock the doors as soon as you start to drive. It seems to only play up once a month or so but now the front.

Make sure that the end piece of the blade key is pointing away from the car door so that you do not scratch it. I took it to a mercedes benz specialist and they said it could be a door actuator. To access the mechanical lock find the small slot located underneath the door handle. There is a couple of ways to fix this problem.

Then pull the blade key away from the door. Apply wd 40 or equivalent product directly into the lock. On those models the door lock actuators may fail causing the door lock to bounce up and down several times. Hi there my w204 c class fob would not lock the car.