Car Door Lock Actuator Wiring

In some cars the door lock actuator is positioned below the latch.

Car door lock actuator wiring.

The remote has 10 wires coming from its harness. Another symptom of a potential problem with the power door lock actuators are door locks that behave erratically. Car door lock actuators are designed to lock and unlock a door without the effort of pulling on a cable and rod. This manipulates a series of rods that slide back and forth opening and closing the locking mechanism at the door latch.

To the coil of the respective relay. Next with your multi meter probe each of the wires in this harness and write down the readings during lock unlock and at rest positions of the switch. 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. I try to provide tips to help you install on your vehicle.

A door lock actuator is basically a reversible motor or a solenoid on some vehicles with gears that operate the door lock. 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. How a door lock actuator works.

On a vehicle with electric locks the process is a bit different. To lock or unlock the vehicle polarity is changed on one motor leg via a positive pulse from a switch alarm keyless entry etc. I know enough about electrical wiring to efficiently burn the house to the ground. The concept of a door lock actuator works great until it doesn t.

When the actuator fails or starts to fail you ll likely notice one or more symptoms that make your daily commute less pleasant. 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. Power door locks do not function. 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.