Door Control Module May Fail on Mercedes-Benz S430

A door control module/actuator may fail. Our technicians recommend finding an expert to repair them. Taking the door trim panels off requires expert knowledge because they can break and the pieces are very expensive.

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Average mileage: 117,333 (33,000–300,000)
7 model years affected: 2000, 2001, 2002, 2003, more2004, 2005, 2006
19 people reported this problem
9 people shared problem details
If begain with the front pasenger window not working and progressed to all windows, door locks and power seats
Windows won't work, electric seats won't work and door closer motor doesn't work.
seat would not move forward replaced DCM still did notfix problem
Unable to close the doors and the truck with my remote key or by using central dashboard key
water in door panel
My left passenger door window, turn signal, door panel lights, seat & mirror stopped working.
Passenger front door module failed. I found a good used one on eBay and had a shop replace it. Shops do not like to put on parts they don't sell to you. I suspect there is a lot of profit in parts. The repair shop said they would no do another repair with parts that I supply.
Soft closure does not work on front drivers door.
passenger side windows, and front passenger seat adjustment don't work properly. can operate the windows sometimes, and sometimes not at all. recently, the front passenger side window started sliding off in a an angle. i have not yet taken my car to be fixed.
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