Testing Door Lock Actuator Off Vehicle

11 plug in power for the actuator and other electrical connections.

Testing door lock actuator off vehicle.

How to test door lock actuator if your car door does not lock or unlock with the remote or power button it is very. If the rods are connected properly the door will lock and unlock. While standing outside of the vehicle shut the door and lock it with your electronic device only. Then use your test light or digital meter to check for power and ground at the connector when you operate the lock unlock switch.

You should see the voltage polarity toggle with each switch activation. Door lock systems operate the actuator by toggling positive negative voltage to the actuator. If you are working on the rear doors of a four door sedan make sure that you turn off the child safety lock to test the repaired door lock actuator correctly. When the actuator fails or starts to fail you ll likely notice one or more symptoms that make your daily commute less pleasant.

Car door does not unlock lock with remote. Test the actuator function here by locking unlocking the door with the manual interior door lock button. A door lock actuator is basically a reversible motor or a solenoid on some vehicles with gears that operate the door lock.