Testing Door Lock Actuator Off Vehicle

Door lock systems operate the actuator by toggling positive negative voltage to the actuator.

Testing door lock actuator off vehicle.

When the actuator fails or starts to fail you ll likely notice one or more symptoms that make your daily commute less pleasant. Then use your test light or digital meter to check for power and ground at the connector when you operate the lock unlock switch. Unplug the door lock actuator electrical connector. How to test door lock actuator if your car door does not lock or unlock with the remote or power button it is very.

The concept of a door lock actuator works great until it doesn t. Test the actuator function here by locking unlocking the door with the manual interior door lock button. Car door does not unlock lock with remote. You should see the voltage polarity toggle with each switch activation.

If the rods are connected properly the door will lock and unlock. 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. While standing outside of the vehicle shut the door and lock it with your electronic device only.