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.Google+
Car Problem Reports
Mercedes-Benz S430 Door Control Modules May Fail
Mercedes-Benz S430 Problem
Average Mileage: 130,333 mi (33,000 mi - 300,000 mi)
Visitor, 2000 Mercedes-Benz S430, 194,000 mi
If begain with the front pasenger window not working and progressed to all windows, door locks and power seats
seat would not move forward replaced DCM still did notfix problem
Visitor, 2000 Mercedes-Benz S430, 40,000 mi
Windows won't work, electric seats won't work and door closer motor doesn't work.
Unable to close the doors and the truck with my remote key or by using central dashboard key
Visitor, 2005 Mercedes-Benz S430
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.