Watch for the hazard lights to flash three times.
Mercedes a class door lock bounce.
Lock the doors and confirm that the horn does not sound.
This prevents the door lock pin from bouncing up and down when you lock the door or when the doors lock automatically.
Watch for the hazard lights to flash.
It is cause by the failure of a small sp.
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.
I have mercedes benz c class estate 2009 model that has developed a door locking issue.
Ensure the door pin can go up and down.
Press both the lock and unlock buttons on your remote for two seconds.
The way that this fix works is by creating resistance at the door lock pin.
Our local mechanic couldn t identify a problem.
Earlier this year the driver s door would occasionally not open unless i pressed the key fob repeatedly.
Take 1 inch of electrical tape and apply it around the door lock pin.
Press and hold both the lock and unlock buttons on the remote for at least two seconds.
It seems to only play up once a month or so but now the front.
Sometimes the locks work fine others can take 5 or more attempts.
If you want to reactivate the beep feature.
Bouncing door lock is a common failure on mercedes cars.
Your door lock should not bounce up and down anymore.
I took it to a mercedes benz specialist and they said it could be a door actuator.
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.
Take your mercedes benz for a test drive.