Auto Power Lock central locking repair near me - How to Fix a Faulty Actuator When it comes to repair of the auto power automotive lock repair, there are several steps to follow. First, you must determine the cause of the issue. There are many reasons why an auto power lock might not function. If you suspect a wiring issue take a look at the battery voltage and connect an test light to it. Then, replace the actuator. Possible causes of a faulty door lock actuator Door vehicle lock repair ([email protected]) actuators that fail to function properly are a frequent issue. It's crucial to understand what causes it to malfunction so that you can fix it. There are a variety of possible causes for an actuator that is malfunctioning for a door lock include corrosion, oil, dust, and dirt. These materials can penetrate the mechanical links and react with moisture to create corrosion, which eventually weakens them. If you find that the door lock isn't able to open or close, check the power supply to the door lock actuator.