Best Fuel Pump Relays of 2026
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Fuel pump relays are an essential component in a vehicle's fuel system. They are responsible for regulating the flow of electricity to the fuel pump, which in turn delivers fuel to the engine. Without a functioning fuel pump relay, the engine will not receive the necessary fuel to operate. Fuel pump relays are often integrated into the vehicle's electrical system and can be found in the fuse box or relay panel. They are available for a wide range of vehicle makes and models and can be easily replaced if they fail. Regular maintenance and inspection of the fuel pump relay can prevent vehicle breakdowns and ensure the safe operation of the vehicle.
At a Glance: Our Top Picks
Top 10 Fuel Pump Relays
LDCRE TIPM Bypass Cable for Dodge Jeep Chrysler VW
The LDCRE TIPM Bypass Cable is designed for Dodge, Jeep, Chrysler, and VW models from 2007 to 2016, helping you keep your vehicle running even if the fuel pump relay fails. This cable lets you bypass the faulty relay by drawing power from an alternative source, so you can start your car without hassle. Made with durable 14 AWG wire rated for 20 amps, it ensures safety and reliable performance. Plus, installation is simple and doesn’t require special skills, making it a convenient fix for no-start issues related to the fuel pump relay.
Dorman 601-225 Fuel Pump Relay Module for Ford/Lincoln/Mercury
The Dorman 601-225 Fuel Pump Relay Module is an upgraded replacement featuring enhanced internal hardware for greater reliability. Its increased current capacity helps prevent future transistor failure. It's an application-specific design made for certain Ford, Lincoln, and Mercury vehicles, ensuring a perfect fit. Quality engineered and backed by decades of automotive aftermarket experience, it's a reliable choice.
FZJDSD TIPM Fuel Pump Relay Bypass Cable
The FZJDSD Fuel Relay Bypass is designed to help you quickly test or bypass a faulty fuel pump relay on many Dodge, Jeep, Chrysler, and some VW models from 2004 to 2016. It fits a wide range of vehicles, including Dodge Ram trucks, Jeep Wranglers, and Chrysler Town and Country minivans, making it a versatile solution for your fuel pump issues. The cable uses high-quality 14 AWG silicone wire that’s heat resistant and flexible, so you can easily install it without worrying about damaging the fuse box or wires. Best of all, you don’t need special skills—just open your fuse box, connect the cable, and get your vehicle running in minutes, saving you costly repairs.
ZOZOMOTORS Electric Fuel Pump Relay Kit
The ZOZOMOTORS Electric Fuel Pump Relay Kit is a heavy-duty wiring harness kit that provides a safe and easy way to wire your fuel pump directly to your battery. With its long, clearly labeled wires and easy-to-follow wiring diagram, this kit is easy to install on any 12V system that does not exceed a 40 amp continuous amperage draw. Its heavy-duty, waterproof relay and inline fuse box help maintain constant fuel pump pressure and prevent fuel pump amperage overloads from damaging your vehicle's electrical system.
Nilight 40A Waterproof Fuel Pump Relay Kit
The Nilight Fuel Pump Relay is designed to support any 12V device up to 40 amps, making it a versatile choice for your vehicle's fuel system. Its color-coded wires and included wiring diagram simplify installation, helping you set it up quickly and correctly. The kit features long, durable wires that ensure your fuel pump receives steady voltage directly from the battery, which helps maintain consistent fuel pressure and protects your vehicle’s electrical system. Plus, the relay and fuse holder are waterproof and built tough, so you can rely on them even in harsh conditions like marine or off-road environments.
Prismora 9038 Relay Bypass Switch Kit
The Prismora Relay Bypass Switch is a versatile and easy-to-install solution for controlling your vehicle’s fuel pump circuit. Designed to replace the 9036 and 9037 models, it works with most domestic, Japanese, Korean, and German cars, giving you broad compatibility. You can install it quickly by simply plugging it into the fuel pump relay slot, saving both time and effort. Its upgraded shell is built from high-quality materials that protect against dust and water, ensuring durability. Plus, the silver contacts provide excellent conductivity, so your power supply stays steady and reliable while driving.
JY Performance Fuel Pump Relay Kit
Enhance your vehicle's electrical setup with the JY Performance Relay Kit. Specifically designed for 12V systems, this kit handles up to 40 amps, ensuring compatibility with a wide range of vehicles. The heavy-duty wires establish a reliable fuel supply, reducing unexpected breakdowns. With user-friendly installation features like labeled and color-coded wires and a comprehensive wiring diagram, setting up this kit is a breeze. The waterproof relay and fuse box guarantee weatherproof reliability, making them durable and resistant to various conditions.
RVMARINEPAT 9038 Relay Bypass Switch Kit (6-Pack)
The RVMARINEPAT Relay Tester Kit offers wide compatibility, working with many popular car brands like Audi, BMW, GM, and Chrysler, so you can use it on various vehicles without hassle. It helps you quickly find electrical problems by letting you directly control circuits such as fuel pumps and headlights, saving you time during repairs. Built from durable materials, this tester handles high current loads reliably, ensuring long-lasting use. Plus, the 6-pack gives you multiple testers for different needs, making it a handy tool to keep on hand for any mechanic or DIY enthusiast.
Quealzara Fuel Pump Relay Wiring Kit for Dodge, Chrysler, Jeep, Ram
The Quealzara Fuel Pump Relay Kit is designed to fit popular vehicles like Dodge Durango, Chrysler Town & Country, Jeep Grand Cherokee, and Ram 1500 from 2011 to 2013. This kit replaces several part numbers, ensuring compatibility and easy installation for your vehicle. With this kit, you can count on smooth and dependable operation of your fuel pump, which means your engine will get the fuel it needs without interruptions. It also provides a stable and consistent electrical connection, helping to keep your fuel system working properly and preventing unexpected breakdowns. The package includes everything you need for a quick replacement.
X4XZ 9038 Fuel Pump Relay Bypass Kit
The X4XZ Relay Bypass Kit offers you an easy way to control and test key automotive parts like fuel pumps, window motors, and cooling fans independently. This means you can quickly find and fix problems without relying on your vehicle's wiring. It’s especially helpful for checking fuel injection systems by letting you bypass the factory relay and directly power the fuel pump. This direct control helps you diagnose fuel delivery issues more accurately and saves time. Built with durable materials, this plug-and-play kit runs 12V motors smoothly with just a switch, making your troubleshooting faster and more efficient.
Frequently Asked Questions (FAQs)
1. What are the symptoms of a bad fuel pump relay?
Symptoms of a bad fuel pump relay include multiple attempts to start the vehicle, unexplained battery drainage, and the vehicle stalling while driving.
2. What does a bad fuel pump relay cause?
A bad fuel pump relay can cause engine performance issues, such as engine stalling when the engine doesn't receive enough fuel for combustion. It's important to have the problem assessed promptly to avoid dangerous situations.
3. Will a fuel pump work without a relay?
If there is enough space for adequate wires and switches, a relay may not be necessary for a fuel pump to work. However, it is crucial to ensure that every load has a fuse of the right size to protect the system.
4. Will a car start with a bad fuel pump relay?
No, a car will not start with a bad fuel pump relay. The most common sign of a bad fuel pump relay is an engine that cranks but doesn't start. The relay, when in the open position, prevents voltage from reaching the fuel pump, starving the engine of fuel.
5. What tells the fuel pump to turn on?
When the key is turned on, the powertrain control module (PCM) closes the fuel pump relay. This action activates the fuel pump for about three seconds to pressurize the fuel injectors, allowing the fuel pump to turn on.
6. What happens when a relay goes bad?
When a relay goes bad, it cuts off power to the fuel pump and ignition system. This results in a no power and no start condition for the vehicle.
During our fuel pump relay research, we found 24 fuel pump relay products and shortlisted 10 quality products. We collected and analyzed 17,864 customer reviews through our big data system to write the fuel pump relays list. We found that most customers choose fuel pump relays with an average price of $18.45.
The fuel pump relays are available for purchase. We have researched hundreds of brands and picked the top brands of fuel pump relays, including LDCRE, Dorman, FZJDSD, ZOZOMOTORS, Nilight. The seller of top 1 product has received honest feedback from 314 consumers with an average rating of 4.8.
Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.