By making a circuit that simply reverses the polarity of the motor the door can be either locked or unlocked.
Central car door lock mechanism diagram.
When you hit the central locking button on the remote the affected door often won t lock or won t unlock if it was already locked.
How a car door lock works is explained in this video.
Make sure that actuator will not block other moving parts inside of door screen and its mechanism.
If there is no key lock in the door these sensors are superfluous and a 2 wire motor can be used.
Newer cars will usually be fitted with central locking as standard.
Also make sure that actuator is moving parallel to door lock.
Install actuator in correct direction as shown in figures 1 a 1 b and figure 2.
Sometimes a door s lock actuator might fail.
Car door lock actuators are designed to lock and unlock a door without the effort of pulling on a cable and rod.
Central locking system installation manual actuators installation 1.
Security the most obvious advantage of a central door locking system is that it provides a quick and easy way of locking all the doors of your car together just by operating the driver s lock.
In some cars the door lock actuator is positioned below the latch.
The issue tends to start out intermittent and then worsen with time.
The polarity of the motor determines whether the locking mechanism goes up or down.
A rod con nects the actuator to the latch and another rod connects the latch to the knob that sticks up out of the top of the door.
What the central locking does is open all the doors at the same time.
It is possible to strip the unit down to repair it however it s not without.
It s a simple mechanism you can have a closer look on its working by watching this short video it will.
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.
Door knob parts diagram seasparrows co inside car door lock parts diagram image size 728 x 472 px and to view image details please click the image.
When the actuator moves the latch up it connects the outside door handle to the opening mechanism.
Remove door panels carefully 2.
This is done by inserting the key into the lock barrel on one door or using the remote control part of the key.
Central door locking is a feature that provides both convenience and added security to anyone who regularly drives around with passengers in their car.
Get an instant quote for your central locking issue.
The central locking door lock mechanisms on saab 9 3s and 9 5s are known to occasionally stop working properly.
