Power Door Lock Not Unlocking

For vehicles equipped with door lock cylinders the door can still be opened using the key.

Power door lock not unlocking.

By a signal from a control center in some cars that have power door locks the lock unlock switch actually sends power to the actuators that unlock the door. Remove switch panel and inspect wiring. If any wiring is damaged replace them. Pop the window and door lock switch panel off the door handle.

Follow lead wire to the door lock actuator. Power door locks that do not function are another common symptom for a problem with the door lock relay. Diagnosis if all of the door locks are inoperative start your diagnosis at the fuse box. The lock actuator consists of a small electric motor that drives.

But in more complicated systems that have several ways to lock and unlock the doors the body controller decides when to do the unlocking. Go to a dealer and they will. Video tutorial discussing symptoms of power door locks on toyota is not working right and how to check for easy fixes and replace a door lock actuator if nec. An inoperative power door lock can be caused by the switch solenoid wiring problem or mechanical problem within the linkage of the affected door.

Links to buy below. Replace the key fob. You don t want to be kicking yourself later because you missed something so obvious. Great tips for diagnosing a power door lock central locking or key fob issue on bmw and we show you the first steps to take.

Unplug the door lock connectors and inspect to make sure nothing stands out. If the power door lock relay fails it will cut off power to the entire power door lock system and may cause them to not function correctly. If the result of this does not yield any results continue to step 2. Inspect the fuse that protects the door lock circuit to ensure it is not blown.

The body controller is a computer in your car.