Ford Fuel Tank Selector Switch Wiring Diagram: What You Need to Know

If you’re a Ford truck owner, you likely know that the fuel tank selector switch is an important component of your vehicle. This switch helps you select which fuel tank to draw fuel from, and it can save you money on gas by allowing you to switch to a tank with more fuel when necessary.

In this article, we’ll go over the Ford fuel tank selector switch wiring diagram and answer some common questions about this important piece of equipment.

Understanding the Ford Fuel Tank Selector Switch Wiring Diagram

The fuel tank selector switch is located on the dashboard of your Ford truck. This switch consists of two positions – left and right. Each position corresponds to a fuel tank on your truck. Using this switch, you can select which tank you want to draw fuel from.

The fuel tank selector switch is connected to the fuel tank switch valve, which is located underneath the truck. This valve controls which fuel tank the fuel is drawn from. The wiring diagram for the fuel tank selector switch is relatively straightforward.

Wire Color Function
Red 12V Power
Yellow Switched Power To Fuel Tank Switch Valve (Left Tank)
Light Green Switched Power To Fuel Tank Switch Valve (Right Tank)
Black/Pink Ground

What Can Cause Problems with the Ford Fuel Tank Selector Switch?

The most common problem with the Ford fuel tank selector switch is a failure to switch tanks. This can be caused by a number of different problems, including a faulty switch, a bad valve, or a broken wire.

If you’re experiencing issues with your fuel tank selector switch, it’s important to diagnose the problem as soon as possible. A failed switch can cause you to run out of gas unexpectedly, which can leave you stranded on the side of the road.

How Do You Troubleshoot a Ford Fuel Tank Selector Switch?

If you’re experiencing problems with your fuel tank selector switch, there are several steps you can take to troubleshoot the problem. The first step is to check the wiring for any obvious signs of damage or wear.

You can also use a multimeter to test the switch for continuity. To do this, set the multimeter to the continuity or resistance setting and touch the probes to the switch’s terminals. If the switch is working properly, you should get a reading of around zero ohms.

If the switch is not working properly, you may need to replace it. This is generally a straightforward process that involves removing the old switch and replacing it with a new one.

Can You Install a Fuel Tank Selector Switch Yourself?

If you’re mechanically inclined, you can install a fuel tank selector switch yourself. However, if you’re not comfortable working on your vehicle, it’s best to have a professional handle the installation.

Installing a fuel tank selector switch involves removing the old switch and wiring in the new one. This can be tricky, especially if you’re not familiar with automotive wiring. If you make a mistake during the installation process, it can cause serious problems with your vehicle.

Conclusion

The fuel tank selector switch is an important component of your Ford truck. By understanding the wiring diagram and troubleshooting common problems, you can keep your truck running smoothly and avoid unexpected breakdowns.

If you’re experiencing problems with your fuel tank selector switch, don’t hesitate to seek professional help. A qualified mechanic can diagnose and repair the problem, ensuring that your vehicle is safe and reliable.