How to Troubleshoot a 1991 S10 Fuel Pump Relay Switch?

Answer A fuel pump relay in a 1991 Chevrolet S-10 acts as a breaker switch, in a way. When there is no power, the switch inside the relay opens up, not permitting power to reach the fuel pump. Once energi... Read More »

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The Location of the Fuel Pump Relay on a 1991 S10?

The fuel pump relay in a 1991 Chevy S10 is what determines whether or not power is transmitted to the fuel pump when the key is turned on. The relay acts as a sort of switch, completing the circuit... Read More »

Fuel Pump Relay Installation for a 1991 Mazda Mx6?

The fuel pump relay on your Mazda MX6 controls the voltage that is sent from the electrical system to the fuel pump, and can save you a great deal of time and money. The relay's purpose is to preve... Read More »

How to Change the Fuel Pump Relay Fuse on a 1991 Chrysler Imperial?

If your 1991 Chrysler Imperial won't start but the engine turns over when you press the starter, you may have a bad fuel pump relay fuse. Have a friend turn on the ignition and try to start it whil... Read More »

What Is a Fuel Pump Relay Switch?

Though some custom systems have been built without using them, almost all cars utilize some sort of fuel pump relay switch. These simple devices are responsible for turning on the fuel pump, so a ... Read More »