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.
Mercedes benz c class door lock problem.
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This prevents the door lock pin from bouncing up and down when you lock the door or when the doors lock automatically.
I have mercedes benz c class estate 2009 model that has developed a door locking issue.
By jeffrey bausch may 18 2015.
Our local mechanic couldn t identify a problem.
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.
This is a costly component to replace at the repair shop but it is something you can do at home.
Earlier this year the driver s door would occasionally not open unless i pressed the key fob repeatedly.
The way that this fix works is by creating resistance at the door lock pin.
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Perhaps your mercedes locks work but they open and close slowly.
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Ensure the door pin can go up and down.
Open and close lock to recalibrate.
Take your mercedes benz for a test drive.
Apply wd 40 or equivalent product directly into the lock.
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.
2017 mercedes benz c class review 12 in 2017 luxury small cars despite its powerful engines and upscale interior the 2017 mercedes benz c class ranks in the middle of the luxury small car class because it has a below average predicted reliability rating and high ownership costs.
I took it to a mercedes benz specialist and they said it could be a door actuator.