How To Tell If Door Lock Actuator Is Bad

When the actuator fails or starts to fail you ll likely notice one or more symptoms that make your daily commute less pleasant.

How to tell if door lock actuator is bad. The concept of a door lock actuator works great until it doesn t. For vehicles equipped with door lock cylinders the door can still be opened using the key. However vehicles without door lock cylinders will not be able to lock or unlock the doors until power is restored. If you hear a repeated light clicking sound coming from under the dash it can be a bad blend door actuator.

Unusual noises coming from inside the door. When the relay fails or has issues it can cause problems. The door lock relay is the relay responsible for sending power to the door lock actuators so that they can lock and unlock the vehicle. That s a dead ringer sign of a bad door lock actuator.

A door lock actuator is basically a reversible motor or a solenoid on some vehicles with gears that operate the door lock. Symptoms a blend door actuator is bad. The fact that it s moving and making noise proves that the lock switch wiring harnesses and actuator connector are good. Here are some of the most common symptoms that a blend door actuator has gone bad.

Usually a bad or failing power door lock actuator will produce a few symptoms that can notify the driver of an issue that should be serviced. Usually a bad or failing power door lock actuator will produce a few symptoms that can notify the driver of an issue that should be serviced. That may lead you to think the door lock actuator linkage is binding. Unusual noises coming from inside the door are one of the first symptoms of a potential problem with a power door lock actuator.

Unusual noises coming from inside the door. Most power door locks.