You ll probably need to take it to a shop to get fixed.
Ml500 door lock problem.
Plugged in new door actuator and tried the fob.
First check the wiring for door lock if all good faulty door lock must need to be replace.
If just one lock won t open on your mercedes then the problem may rest with broken wiring a bad solenoid or perhaps with a blown fuse.
Don t start the car yet.
The affected door latch should be replaced to correct this concern.
Front passenger s on mercedes ml 500 wont lock.
Problem description electrical switches in the door latches can fail causing the door locks to rapidly actuate up and down multiple times when the locks are activated by either the keyless remote or door lock switch.
Check your fuse box first to determine if a blown fuse is keeping the lock from working.
Turn the key to position 2 all your cluster lights are on.
64 people reported this problem.
If so replace the fuse.
Could be that a component is broken or malfunctioning or it could be a fuse or something else electrical.
On mercedes ml500 2002 trying to put in another drivers side door lock.
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All doors lock bu read more.
Sign in to reply matte on october 26 2009.