The actuator will have to be replaced which will require the door panel to be.
Mercedes a class rear door wont lock.
Perhaps your mercedes locks work but they open and close slowly.
I have mercedes benz c class estate 2009 model that has developed a door locking issue.
You likely have a shorted door lock actuator which you can replace with a new unit for the lock that is not working.
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.
Earlier this year the driver s door would occasionally not open unless i pressed the key fob repeatedly.
Our local mechanic couldn t identify a problem.
I have seen a couple of used door lock actuators on ebay for under 60 for my car.
Open and close lock to.
If a door unlocks but will not lock again then replace the door switch.
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.
Find the answer to this and other mercedes questions on justanswer.
Question rear door wont open on my 2009 200 c class jq.
There is a couple of ways to fix this problem.
This is a costly component to replace at the repair shop but it is something you can do at home.
I have just acquired a 2008 w204 c320 cdi sport saloon and have also just found out that the rear left door lock does not go up or down and its stuck in the unlock position hence doesn t lock when the lock button is pressed.
It does not work with either the central locking or auto lock on movement of the vehicle.
Apply wd 40 or equivalent product directly into the lock.
It seems to only play up once a month or so but now the front.
It has to be manually locked and released.
I have been quoted 1000 at the mercedes main dealer so wanted to know if anyone had any advice on what it could be before i commit to spending that much.
So my question is this.
On those models the door lock actuators may fail causing the door lock to bounce up and down several times.