How can I lock the door? The passenger door won't lock even manually?




The passenger side door of my 2003 ML500 won't lock even if I push down on the plunger.
I just want the door to lock (to secure the car) until I can replace the component. Is there any way to do this? Is there a trick?
Both rear doors only lock manually, but at least they lock.
http://manual.startekinfo.com/manual...6/20_1/m13.jsp




The front passenger door won't lock with the dash button.
It won't lock no matter what I do. I can't even lock it if I depress the plunger.
Art has successfully repaired his lock actuators without needing to replace the whole assembly. --> http://www.benzworld.org/forums/w163...l#post10948634
If the lock doesn't respond at all, it might not be plugged in. Open the door panel and check the wiring. Maybe the previous owner dealt with machine gunning by disconnecting it.
www.youtube.com/watch?v=NethHVb59B8
Last edited by DrX; May 30, 2015 at 12:29 PM.




The lock wouldn't stay down even without power. I ended using a zip tie to keep the plunger depressed.
It actually works perfectly. The door will still open from the inside but stays locked outside.
Perfect temporary fix.
Please do something about it.
Thanks.
PS. Open the door panel , get the actuator out. Open it & find out what is wrong. Zip tie????? Really???
Last edited by art_arev; May 30, 2015 at 05:03 PM.
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Oh, and the doors never have automatically locked when I begin moving. I didn't know that they were supposed to do so, until I read my owner's manual. 😯
Oh, and the doors never have automatically locked when I begin moving. I didn't know that they were supposed to do so, until I read my owner's manual. 😯
Other gremlins... Off the top of my head, sometimes the switch needs to be held to get the windows to go fully up or down; sometimes the front air blower won't come on; sometimes the mirrors fail to tilt downward when I reverse; more and more often, the navigation unit won't read the disc (ordered a cleaning kit); and I'm having a weird deal with the car revving and acting like it's stuck in 1st gear when coasting at low speed, then lacking acceleration from a stop. (MAF sensor?).
Thanks in advance for any advice! 😊
The first thing to check is to see if fuse #42 and relay K20 are in place in the fuse/relay box.
If they are in place, then what you will have to do is remove the switch console and see that the three connectors are fully snapped in.
And no, the MAF Sensor is not the cause of the revving.


