Car Door Lock Actuator Wiring

Power door locks do not function.

Car door lock actuator wiring.

Both motor legs rest at ground at the relays. A rod connects the actuator to the latch and another rod connects the latch to the knob that sticks up out of the top of the door. On manual locks the locking function operates by pushing or pulling on the door lock. On a vehicle with electric locks the process is a bit different.

The items we have are a cfd universal car power door lock actuator 12 volt motor a docooler car remote central lock locking keyless entry system with remote controllers. The remote has 10 wires coming from its harness. A door lock actuator is basically a reversible motor or a solenoid on some vehicles with gears that operate the door lock. The concept of a door lock actuator works great until it doesn t.

If there are no external door lock switches you will most likely have a vacuum type system or an aftermarket door lock system with relays or have an added actuator that needs relays. This manipulates a series of rods that slide back and forth opening and closing the locking mechanism at the door latch. To lock or unlock the vehicle polarity is changed on one motor leg via a positive pulse from a switch alarm keyless entry etc. To the coil of the respective relay.

In some cars the door lock actuator is positioned below the latch. If the actuators have any sort of internal or wiring issue it may cause them to rapidly lock and unlock unexpectedly or cause them to function intermittently. Car door lock actuators are designed to lock and unlock a door without the effort of pulling on a cable and rod. I know enough about electrical wiring to efficiently burn the house to the ground.

Door locks actuators reverse polarity positive switch trigger type d relay wiring diagram. In this video i install a keyless entry system power door lock actuators on my base model truck. I try to provide tips to help you install on your vehicle. Another symptom of a potential problem with the power door lock actuators are door locks that behave erratically.