Mercedes benz vehicles such as e c s ml gl r class are designed to automatically lock the doors as soon as you start to drive.
Mercedes a class door lock problem.
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.
Vacuum door locks were invented decades ago and remain a part of many vehicle designs today.
As noted mercedes owners share this faulty ignition problem more often than other drivers.
Did the vehicle lock in park.
In older mercedes models an ignition key may be the primary method of starting entering and locking your car.
Mercedes engineers investigated and determined riveting problems occurred at the supplier.
Next release all buttons and press the gate trunk button one time.
This was done on a 2004 mercedes c230 kompressor sport coupe.
On those models the door lock actuators may fail causing the door lock to bounce up and down several times.
There is a couple of ways to fix this problem.
If so replace the fuse.
Continue holding the lock button and at the same time press the unlock button five times.
The type of key your mercedes utilizes will dictate the route of diagnosis and methods of problem solving when something goes wrong with it.
Quickly remove key from ignition and within 10 seconds hold down the lock button.
The issue of the mercedes door lock actuator bouncing up and down affects the w203 c class and.
Newer mercedes models utilize keyless entry remotes or key fobs.
One of the common issues that are present in a range of mercedes vehicles is problems with the vacuum door locks.
Insert the key into the ignition.
Did you hear any signs of life whatsoever when you attempt to crank the engine.
The door lock problem was discovered at an assembly plant in may 2017 but only one car had the problem.