One of the first symptoms of a possible problem with the door lock relay are door locks that function intermittently.
One door lock malfunction 335i 08.
In most cases you probably have a bad actuator motor.
One door fails to lock unlock.
I see them move a little when i lock or unlock the door and sometimes they will work but most of the time i need to manually pull them up or down.
The door lock actuators on my 2008 saturn vue work on all doors except the front passenger door and rear passenger door.
This motor powers the locking mechanism.
If you have one door that isn t unlocking locking properly you have something wrong with the locking mechanism.
When one door has the locking issue it is likely an issue within the door.
One door lock is not working.
It is pretty easy to swap out here s how.
The door locks may function correctly one moment and in the next will cease to operate.
Be it the switch for that side latch or actuator.
Why door lock failure occurs in a bmw 26 mar 18.
The modern conveniences of vehicles are often lost upon drivers today.
If the door lock relay has any internal or wiring issues it can cause the door locks to function intermittently.
This will require you to take the door panel off.
Apart from what has been stated in part 1 diagnosing problems with power door locks is not always a straightforward affair but one way to avoid confusion and misdiagnoses is to approach the problem logically.