cars lock themselves when you drive over a certain speed limit, preventing the doors from popping open or carjackers from opening the door. Further, your car will likely lock itself if you've unlocked the doors, but haven't opened them. techzpod download mobdro

In general, a central locking system's electrical issues cause vehicles to lock and unlock themselves. Usually, the culprit is a faulty actuator losing electrical signals. Occasionally, worn-out wires or a faulty door sensor will engage and disengage car locks independently.