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How to install a keyless entry system on your car

Nowadays, many car owners prefer to add the Keyless Entry Feature on their cars.

Owing to the complexity of the system and the implementation process, one has to be extra vigilant.

When learning how to configure a keyless entry system on a car, you need to have a complete understanding of a vehicle’s system and diagram.

How to configure a Keyless Entry System on a car With these five steps, you can install a Keyless Entry Car without any hassle:

Read More: How car electrical systems work

How to install a keyless entry system on your car

1. Identify the wiring system

A keyless input device may be mounted on various types of wiring. There before proceeding, find out about the actual system of your car.

2. Access the Wires

After detection, the drivers must access the wires by removing the panels under the dashboard and the steering wheel.

Often access through requires the removal of a panel while under the driver’s side kick panel.

You ought to figure out the wiring harness & remove some of the black wire covers and get a clearer picture of the wires.

The wiring in all the cars doesn’t have the same color pattern. So, check the wiring diagram.

If this is not available, check the carmaker and the model number online. Otherwise, please contact the car manufacturer.

3. Preparation of the wires

When the wires are being prepared, cut them down about six inches and tape them with black electrical tape.

You’re just going to have to perform this if they don’t use a trunk.

The purpose of this step is to avoid wires from trying to stop the implementation of a car with a keyless input device.

Now, bundle up the wires you’re required to need and leave four inches at both ends to make the connections.

4. Make the Connection

Cut a small portion of the wire cover out of the wiring harness of your vehicle.

Usually, you’re going to need a relay to establish a connection to the horn.

At this stage, strip and securely link the ends of the wires found in the keyless device.

Then connect the stripped areas of the car wire to the wires of the keyless device.

Before continuing, make connections to the locking mechanism, inspect the parking light, key control wire, ignition wire, and starter wire connections.

You may use side-by-side wire tap connectors to establish a good connection.

Keep in mind; that you don’t have to remove any existing wires in the car harness.

5. Do the System Programing

After installing the keyless input and securing the wiring, program some remote functions as required.

Door unlock pulse, chirp mode, ignition-controlled door locks, ignition trigger feature, passive starter defeat enable, are some of the typical programmable features.


People who want to know how to configure a keyless entry system will find these steps quick and efficient.

During configuration, you need to be careful to execute the measures without any errors. In case of any doubt, please contact the technician.

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