How Does A Door Lock Switch Work

Simply push it upwards or downwards to use it.

How does a door lock switch work.

The key turns the cylinder which in turn turns something called a cam. The body controller is a computer in your car. Slide the wrong in there and the lock won t turn which means the door won t open. The power door lock switch is the electrical rocker switch that is used to lock and unlock a vehicle s power door locks.

To get really technical the door lock switch is an electrical rocker style of a switch. These will switch one way to unlock the doors and the opposite way to lock them. When the door is closed the switch rests in a balanced bias magnetic field of several magnets including the magnet on the door and others within the switch. A key is necessary to release the tang.

Key fobs such as this one activate the power door lock mechanism. Between the keypads keyless entry systems and conventional locks some cars today have four or five different ways to unlock the doors. At the same time power is passed through the interlock on to the rest of the machine. The cam then releases a spring which shoots the tang forward securing the door to the wall.

Now as far as the lifespan goes on this part it is unfortunately prone to wear and tear. Each time you do this a signal is sent to your door lock relay so that the door lock actuator opens up. The driver s door lock switch may be a standalone switch or it may be integrated into the master power window switch. See more pictures of car gadgets.

It is a one touch switch that rocks back and forth. By a signal from a control center in some cars that have power door locks the lock unlock switch actually sends power to the actuators that unlock the door. When the door opens this unstable magnetic field is disrupted closing the switch. Inside the lock are pins and spring loaded cylinders which are only activated when the correct key is slid into the keyhole.

When you shut the door the latch on the door pushes inside the door lock onto a sliding bar which moves over and activates an electrical part inside which locks the door shut. A magnet is placed in the top of the door and the switch is placed in the door frame. How do cars keep track of all those different methods. The door lock switch usually has images of a locked and an unlocked padlock on it to indicate which side of the switch activates which function.

Most traditional locks on entry doors are made with a mechanism known as a pin and tumbler. How door locks work. Sometimes one is located in the center console.