It would be helpful if the instructions included a more detailed pin layout for novice installers.
Remote start type a door lock relay.
After some research i was able to determine the pin configuration in relation to a standard single relay system.
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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.
If one resistor is used in the door lock switch key cylinder the wire will pulse ground in one direction and resis tance to ground when operated in the opposite direction.
Understanding the workings of a remote starter.
745 doorlock actuator kit 2 door.
Most of the newer alarms and keyless entries on the market today have.
In most cases you will not need to add relays for this type.
How to wire automotive spdt relays.
742 actuators to ke units.
This is one of the most common type of door lock switch configurations found in most vehicles.
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.
The door lock switch or door key cylinder may contain either one or two resistors.
Ordered this relay bundle to use for a door lock actuator installation.
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Door locks 3 wire positive type a.
742 actuators to 5 pin door lock harness.
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When interfacing with this type of door lock system two relays or a 451mmust be used.
742 actuators to 6 pin door lock harness.
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.
Worked well as described.
Actuators 742 page 1.
The door locks are electronically controlled and as is the case with many other automotive electrical circuits they will run their power through a relay.
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Understanding how an alarm system works.
745 doorlock actuator 4 door.
