What are power doors?
Power door locks are also sometimes referred to as central-locking or electric door locks. These types of locks allow you or the passenger to unlock or lock all of the doors in the vehicle simultaneously by simply flipping a switch or pressing a button in the vehicle.
How does the power door lock system work?
How this system works: The power door lock system is a relatively simple system. When you press the lock or unlock button (located on your key, or inside your vehicle), the power door lock sends a relay signal to the power door lock actuator. The actuator, through a series of gears, locks or unlocks the door or doors that you are controlling.
Why are my power door locks not working?
Power door locks are not working Inspection Service. Power door locks are the most important security element of your vehicle. They keep potential thieves and burglars out of your car, and make it easy for you to lock and unlock your doors in a hurry.
Where is the power door lock actuator located?
The actuator can be located away from the latch and operate the latch via linkage, or it can be attached to the latch by plastic clips or screws. To see and operate the latches/screws you’ll need a mirror and curved picks.
How does a doorbell work and how does it work?
When you push on the button, it completes the circuit, delivering low-voltage electricity to the bell unit. At the bell unit, one or two spring-loaded pistons slide through the windings of an electromagnet. Many doorbell units make two sounds: one for the front door, the other for the back door.
How this system works: The power door lock system is a relatively simple system. When you press the lock or unlock button (located on your key, or inside your vehicle), the power door lock sends a relay signal to the power door lock actuator. The actuator, through a series of gears, locks or unlocks the door or doors that you are controlling.
What to do if power door does not work?
If a single door actuator doesn’t work, check the wiring harness for that actuator. Alldatadiy.com and Eautorepair.net are professional-grade shop manuals—period. They include wiring diagrams and technical service bulletins. In most cases, their diagrams are right from the factory manuals.
How does the door lock actuator work on a car?
Typically, on older vehicles, when you press the door lock switch, power flows through a relay to the door lock actuator. On most new vehicles, however, when you press the lock switch, a signal is sent to a control module (usually the body control module). The module then supplies the power to the actuator to unlock the door.
How does a power door lock work on a Chevy Silverado?
The actuator is by far the biggest and most “complicated” component in the power door lock assembly. The actuator operates a hydraulic system which, when you push the button, triggers the cable that physically moves the door lock to pull back, which locks and unlocks your door.