Mercedes W220 Door Lock Actuator Removal

Remove the door pin or at least pull it up in the unlock position.

Mercedes w220 door lock actuator removal.

Removal and putting it back is a tedious and time consuming. Slide the two pieces apart and lower them separately through the door opening bellow. There is a yellow vacuum line attached to the actuator but it is easier to remove once the unit is free and lower in the door. There have been several designs of actuators over the years but they all work in the same manner and on the same principles.

The door handles and lock tumbler on your car can wear out over time especially if you live in a four season climate where they are exposed to various temperatures. How to remove the door lock assembly to r r the broken vacuum pot without removing door glass. Remove the connecting rod from the actuator by unclipping the tab on the top and removing the rod red arrow this will be used for adjusting the height of the rod to make sure the lock unlock functions with the actuator in the full up and down position. You will need to reach inside the door and separate the foam block while in the door.

There is a single screw holding the two piece foam insulator in the door located just bellow the door lock. The door lock vacuum element used in this project is different from one available to buy which doesn t have the metal rod. Unfortunately the locks and keys are vin matched and only available from mercedes benz. What you need to do is to apply a small amount of tape to the door lock pin.

First you can replace the door lock actuator which can cost from 150 to 450 depending on if you try to fix it yourself or have the dealer fix the problem. Does it fit in. Mercedes benz w124 e class technical articles. Remove this screw with a t20 torx.