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.
One door lock malfunction 335i 08.
One door lock is not working.
In most cases you probably have a bad actuator motor.
One door fails to lock unlock.
If you have one door that isn t unlocking locking properly you have something wrong with the locking mechanism.
Why door lock failure occurs in a bmw 26 mar 18.
If the door lock relay has any internal or wiring issues it can cause the door locks to function intermittently.
One of the first symptoms of a possible problem with the door lock relay are door locks that function intermittently.
The door locks may function correctly one moment and in the next will cease to operate.
Remember it wasn t that long ago that we were stuck manually rolling up windows turning a key to start the car and scanning the radio hoping to find a tolerable song to listen to on the radio while we were stuck in rush hour traffic.
This motor powers the locking mechanism.
Diagnose power door locks don t work properly part 2 by reiner continued from part 1 power door lock repair tips tricks.
If the lock slowly started to lose power speed locking and locking or would stop working intermittently and start again the motor actuator is most likely to blame.
This will require you to take the door panel off.
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 modern conveniences of vehicles are often lost upon drivers today.
Be it the switch for that side latch or actuator.