Aftermarket Turn Signal Switch Wiring Diagram

Aftermarket turn signal switches are a popular replacement for older or damaged switches in vintage and classic cars. However, installing one can be a daunting task for those unfamiliar with automotive wiring. In this article, we will take a detailed look at the wiring diagram for an aftermarket turn signal switch and provide helpful tips for a successful installation.

What is an Aftermarket Turn Signal Switch?

An aftermarket turn signal switch is a replacement part that is designed to replace a faulty or worn-out turn signal switch in a car. These switches are often used in vintage and classic cars where original parts are difficult to find or no longer available. They are also popular among car enthusiasts who want to customize their vehicles.

There are many different types of aftermarket turn signal switches available on the market, each with its own wiring diagram. It is important to choose the right switch for your vehicle and to carefully follow the wiring diagram to ensure proper installation.

Wiring Diagram for Aftermarket Turn Signal Switch

The wiring diagram for an aftermarket turn signal switch can vary depending on the make and model of the switch. However, most switches will have the same basic wiring configuration. Here is a typical wiring diagram:

Wire Color Function
Yellow Left Turn Signal Indicator
Dark Green Right Turn Signal Indicator
Blue Indicator Light Power
Black Ground
White Brake Light Switch
Red Power

Before beginning the installation process, it is important to consult the wiring diagram that came with your specific switch. This will ensure that you have the correct wire colors and functions for your particular switch.

Step-by-Step Guide for Aftermarket Turn Signal Switch Installation

Now that you have your wiring diagram in hand, it is time to start installing your aftermarket turn signal switch. Follow these steps for a successful installation:

Step 1: Disconnect the Battery

The first step in any automotive wiring project is to disconnect the battery. This will prevent electrical shocks and other safety hazards while you are working on the wiring.

Step 2: Remove the Old Turn Signal Switch

The next step is to remove the old turn signal switch from your car. This may involve removing the steering column cover or other components, depending on your specific vehicle. Be sure to keep track of any screws, bolts, or other hardware that you remove.

Step 3: Test the Wiring

Before installing the new turn signal switch, it is a good idea to test the wiring to ensure that everything is working properly. Use a volt tester or other electrical testing tool to check the wires and make sure that they are receiving power.

Step 4: Install the New Turn Signal Switch

Once you have confirmed that the wiring is working, it is time to install the new turn signal switch. Follow the instructions that came with your specific switch to ensure proper installation.

Step 5: Test the Turn Signals

After the installation is complete, test the turn signals to make sure they are working properly. This may involve turning on the hazard lights, left turn signal, right turn signal, and brake lights to ensure that all of the wiring is functioning as it should.

Frequently Asked Questions (FAQ)

Q: Can I install an aftermarket turn signal switch myself?

Yes, you can install an aftermarket turn signal switch yourself. However, it is important to have a basic understanding of automotive wiring and to carefully follow the wiring diagram that came with your specific switch. If you are unsure about your ability to install the switch, it may be best to seek the help of a professional mechanic.

Q: Can an aftermarket turn signal switch be used in any car?

Not all aftermarket turn signal switches are compatible with every car. It is important to choose a switch that is designed for your specific make and model of car. Additionally, it is important to carefully follow the wiring diagram to ensure proper installation.

Q: How do I know if my turn signal switch needs to be replaced?

If your turn signal switch is not working properly, you may notice a variety of symptoms. These can include turn signals that do not work or that work intermittently, a clicking noise when you turn on the turn signal, or dashboard indicators that do not light up when the turn signal is activated. If you are experiencing any of these symptoms, it may be time to replace your turn signal switch.

Q: Are aftermarket turn signal switches legal?

Yes, aftermarket turn signal switches are legal as long as they meet certain requirements. These requirements may vary by state or country, so it is important to check your local regulations before installing an aftermarket turn signal switch.

Q: How much does it cost to replace a turn signal switch?

The cost of replacing a turn signal switch can vary depending on the make and model of your car and the specific switch that you need. On average, you can expect to pay between $100 and $250 for parts and labor.

Q: Can I replace a turn signal switch myself or do I need to go to a mechanic?

You can replace a turn signal switch yourself if you have a basic understanding of automotive wiring and the necessary tools. However, if you are unsure about your ability to complete the installation, or if you encounter any problems during the process, it may be best to seek the help of a professional mechanic.

Conclusion

Installing an aftermarket turn signal switch can be a great way to upgrade your car or replace a faulty part. However, it is important to carefully follow the wiring diagram that came with your specific switch to ensure proper installation. With the help of this article and a little bit of care and attention, you can successfully install an aftermarket turn signal switch in your car and enjoy the benefits of improved turn signal functionality.