Car Door Lock Diagram

3 wire positive door locks.

Car door lock diagram.

Parts of a traditional lock cylinder lock body the cylinder or lock body is the part of the door lock where you insert the key. Unique car door parts diagram 9 for decorating throughout car door lock parts diagram image size 500 x 603 px and to view image details please click the image. Most of the newer alarms and keyless entries on the market today have both positive and negative 200 ma door lock outputs that are usually capable of activating the factory relays. The door lock relay is the relay responsible for sending power to the door lock actuators so that they can lock and unlock the vehicle.

Place the actuator rod through the eye of the door lock plunger. Run the wires out of the door using the factory rubber tube to hide the wires in the door jam. When the actuator moves the latch up it connects the outside door handle to the opening mechanism. In this car the power door lock actuator is positioned below the latch.

Connect the rod adapter to the factory door lock rod and secure by tightening the screw figure 3. How a car door lock works is explained in this video. Single wire door lock systems type f type g type h there may be one two or three wires in the harness not counting the illumination wire s if any and only changes in voltage and or resistance on one wire to lock and unlock. Some of these will open a circuit to lock and ground a wire to unlock.

It s a simple mechanism you can have a closer look on its working by watching this short video it will. In most cases you will not need to add relays for this type. When it s locked the cylinder engages a series of spring loaded pins which keep the cylinder. Attach the rod adapter to the actuators rod and tighten the screw figure 3.

Diagram showing the parts of a door lock including the knob rose cylinder latch assembly bolt and strike plate. Type a and type b are the most common types of door lock switch configurations found in most vehicles.