This is a costly component to replace at the repair shop but it is something you can do at home.
How to replace door lock actuator.
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.
Diy bri shows you how to repair a door lock actuator without a complete replacement.
In some cars the door lock actuator is positioned below the latch.
On a vehicle with electric locks the process is a bit different.
How a door lock actuator works.
Car door lock actuators are designed to lock and unlock a door without the effort of pulling on a cable and rod.
On manual locks the locking function operates by pushing or pulling on the door lock.
A rod connects the actuator to the latch and another rod connects the latch to the knob that sticks up out of the top of the door.
A door lock actuator is responsible for locking and unlocking your doors.
When the actuator stops working there is no communication between the door lock switch and the door locks and you ll be unable to lock or unlock the door.
This low cost method works great and can be done on many cars.
This video shows how to remove and replace a driver s door actuator door lock motor on a 2003 2007 honda accord.
Do it yourself repair shows door panel removal and then removing lock actuator.