Your door lock should not bounce up and down anymore.
Mercedes a class door lock bounce.
It seems to only play up once a month or so but now the front.
It is cause by the failure of a small sp.
This prevents the door lock pin from bouncing up and down when you lock the door or when the doors lock automatically.
Take 1 inch of electrical tape and apply it around the door lock pin.
I have seen plenty of people complaining of the same fault.
Ensure the door pin can go up and down.
The front door locks on my c180 kompressor estate 52 plate 2003 model have an intermittant fault.
Press both the lock and unlock buttons on your remote for two seconds.
Watch for the hazard lights to flash.
I have mercedes benz c class estate 2009 model that has developed a door locking issue.
After trying the spring pack and dismantling the lock and replacing small spring inside car lock would only lock or unlock and involved gringing my inner doo.
Press and hold both the lock and unlock buttons on the remote for at least two seconds.
Lock the doors and confirm that the horn does not sound.
Earlier this year the driver s door would occasionally not open unless i pressed the key fob repeatedly.
I took it to a mercedes benz specialist and they said it could be a door actuator.
Sometimes the locks work fine others can take 5 or more attempts.
Our local mechanic couldn t identify a problem.
Take your mercedes benz for a test drive.
If you want to reactivate the beep feature.
Mercedes benz c e clk w203 w209 w211.
When both locking or unlocking using the remote fob the front door locks bounce up and down and either don t lock or don t unlock depending whether i m locking or unlocking.