Perhaps your mercedes locks work but they open and close slowly.
Mb front door handle light always on after door closed.
Then secure the door stop with 1 1 4 in.
If it is on close any doors that may not have shut all the way and.
Good evening yes the door handle can be a bear and a set of plastic wedges is your friend.
Every time you start the engine take a quick glance at the dash before you start moving to make sure this light isn t on.
Tighten one adjustable wrench onto the curved latch side of the plate to hold it while you bend the tang.
726405 remove install inner door trimof front door.
Close the door and hold a block of wood against the doorstop.
Apply wd 40 or equivalent product directly into the lock.
7699 wms 1 204 720 27 35 door lock 10 004 990 28 97 blind rivet 724360 lock on 1st door on left replace with inside door panel removed 7699 wms 51301 l f door lock faulty found fault code 98b113 logged in l f door control module during short test.
If you don t have one you can get one at a tool store like harbor freight or someplace like that.
Open and close lock to.
Smack the wood until the door stop moves enough to touch the door.
If a door unlocks but will not lock again then replace the door switch.
Being a retired electronics engineer made this an easy task and my results may help others especially the part.
You likely have a shorted door lock actuator which you can replace with a new unit for the lock that is not working.
What the door open warning light means.