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The Best Automotive Replacement Fuel Injection Pump Relays

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A fuel injection pump relay is a critical component in your vehicle's fuel system, controlling the flow of power to the fuel pump. Ensuring you select a high-quality replacement relay can prevent drivability issues, starting problems, and potential damage to other fuel system components. This guide will help you navigate the options and make an informed decision for your automotive needs.

No. 1
Electric Fuel Pump Relay Kit 40A Waterproof Heavy Duty Universal Fit 12V
  • HEAVY DUTY LONG WIRES. To safely, easily wire your pump directly to your battery, ensuring your high-pressure fuel pump is getting the voltage it needs. Designed specifically to prevent voltage drops at the fuel pump to maintain constant fuel pump...
  • EASY TO INSTALL. All wires are clearly labeled and color-coded. And an easy-to-follow wiring diagram is included in the package. 10 feet 12 gauge RED wire (Pin 30) to +12V battery, 6 feet 12 gauge ORANGE wire (Pin 87) to fuel pump (Device), 2 feet...
  • UNIVERSAL FIT 12V SYSTEM. This will work on anything that is 12V activated that does not exceed a 40 amp continuous amperage draw
  • HEAVY DUTY & WATERPROOF. ZOZOMOTORS uses high quality & durable parts only. The heavy duty relay lasts 1.8 times longer than an ordinary relay switch. Waterproof casing 40 Amp relay and inline waterproof fuse box with 30 Amp fuse
  • THIS FUEL PUMP RELAY KIT INCLUDES EVERYTHING YOU NEED. Package includes easy to follow wiring diagram, 40 Amp heavy duty waterproof relay, relay base with wire harness, inline waterproof fuse holder, 30 Amp fuse, 2 relay mount screws, 3 heat shrinkable...
No. 2
DENSO Fuel Injection Main Relay Compatible with Toyota Tacoma 1998-2003
  • This DENSO Fuel Injection Main Relay is compatible with Toyota Tacoma 2003, 2002, 2001, 2000, 1999, 1998
  • Genuine DENSO Parts
  • Includes original packaging and hardware
  • Direct replacement auto parts
  • Confirm vehicle fitment with Amazon Confirmed Fit
No. 3
YUXIVCNE 9038 Fuel Pump Relay Bypass Master Kit - Pack of 6 Relay Tester Diagnostic Scan Tool Bypass Switch...
  • Fitment: This relay bypass switch kit compatible with Audi 2004-2006, Compatible with BMW 1995-2006; Compatible with Volkswagen 1999-2005. Replacement for GM for Chrysler for Domestic for Korean. Replaces 9038, 9036, 9037.
  • Enhanced Control: The 9038 Relay Bypass Switch Kit provides independent control over vital automotive components which using relays such as fuel pumps, window motors, headlight switches, air conditioning compressors and cooling fans, streamlining the fuel...
  • Reliable Performance: Built for durability and functionality, this relay bypass switch kit offers powerful performance by running all 12V DC motors with the push of a switch. Controls relay circuit independent of “key on” systems, ensuring reliable...
  • Effortless Installation: Enjoy a easy setup with the plug-and-play design of this switch kit. Simply insert it into the fuel pump relay position to gain direct control over the fuel pump circuit, enabling quick and efficient electrical diagnosis.
  • Excellent Quality: This switch kit is made of Steady materials, ensuring reliability and durability to withstand long-term use in various conditions.
No. 4
Geradepart RY-1118 Fuel Injection Pump Relay # RY1118
  • 【Replacement OE Part Number & Year & Liter 】Our Fuel Injection Injection Pump Relay Replaces RY-1118, 1R2312, 0025421319, 002542131926, AR6624, R6624, 20916, 0025421319, 002542131926, 0025427219, 1R1612, 1R2312, 25-0610, R6624, 56-2565, RAA...
  • 【Compatible with Cadillac Vehicles】 Fuel Injection Injection Pump Relay Fit for 2007-2008 BLS
  • 【Compatible with Mercedes-Benz Vehicles】 Fuel Injection Injection Pump Relay Fit for 1998 C43 AMG | 2001-2006 CL55 AMG | 2001-2002 CL600 | 2004-2006 CL600 | 1999-2000 CLK430 | 2001 CLK55 AMG | 1998 E430 | 2000-2003 ML55 AMG | 2006 S350 | 2003 S...
  • 【Superior Weatherproofing】 Integrated IP102-rated seal protects against dust, water, and moisture, guaranteeing optimal function in harsh engine bay conditions.
  • 【Premium Materials】 Constructed with high-temperature resistant PA181 plastic and precision copper terminals for excellent conductivity and long-term durability.
No. 5
56007080AB 12V 5-Pin Relay w/Bracket, Replaces 56055667AA 56055667AB 68086830AA, 56007078AB...
  • [PART NUMBER CHECK] 12V 5-pin relay with bracket for applications referencing 56007080AB, 56007078AB, 56007078, 56055667AA, 56055667AB, 68086830AA and 68225111AA. Because 56007080AB is often listed as relay-only and 56007078AB as relay-and-bracket, verify...
  • [CIRCUIT COMPATIBILITY] Built for selected high-current relay locations. Depending on vehicle configuration, this relay may be used for radiator fan, mini relay, external fuel pump, fuel heater, vacuum pump, ABS motor pump, axle locker, headlamp washer...
  • 3. [CHRYSLER COMPATIBILITY] Compatible with Chrysler 200 2011 2012 2013 2014; Compatible with Chrysler 300 2005 2006 2007 2008 2009 2010; Compatible with Chrysler Sebring 2004 2005 2007 2008 2009 2010; Compatible with Chrysler Town & Country...
  • [DODGE CAR COMPATIBILITY] Compatible with Dodge Avenger 2007 2008 2009 2010 2011 2012 2013 2014; Compatible with Dodge Caliber 2009 2010; Compatible with Dodge Challenger 2009 2010; Compatible with Dodge Charger 2006 2007 2008 2009; Compatible with Dodge...
  • [DODGE TRUCK VAN COMPATIBILITY] Compatible with Dodge Grand Caravan 2008 2009 2010 2011 2012 2014 2015 2016 2017 2018 2019 2020; Compatible with Dodge Durango 2003 2011 2012 2013; Compatible with Dodge Dakota 2003 2004; Compatible with Dodge D...
  • [JEEP COMPATIBILITY] Compatible with Jeep Grand Cherokee 2011 2012 2013; Compatible with Jeep Liberty 2011 2012; Compatible with Jeep Wrangler 2011 2012 2014 2015 2016 2017 2018; Compatible with Jeep Compass 2009 2010 2011 2012; Compatible with Jeep...
  • [RAM COMPATIBILITY] Compatible with Ram C/V 2012 2014 2015; Compatible with Ram CV Tradesman / RT 2015; Compatible with Ram 1500 2011; Compatible with Ram 2500 2011 2012 2015 2016 2017 2018; Compatible with Ram 3500 2011 2013 2014.
  • [INSTALLATION CHECK] Before service, turn off vehicle power and compare the old blade-pin pattern, bracket angle, case diagram and circuit location. Vehicle engine, trim, emissions package, recall service or wiring layout may change relay assignment; use...
No. 6
Geradepart RY-438 Fuel Injection Relay Fit for Chrysler Fit for Dodge Fit for Jeep Fit for Mitsubishi...
  • 【Replacement OE Part Number & Year & Liter 】Our Fuel Injection Relay Replaces RY-438, 1R1061, 1R1674, 1R3521, 4692181AA, 4727370AA, AR534, 35928, AR771, 19113335, C1707C, DR1121, R4826, 4692181AA, 4727370AA, 4848879AA, 4848879AB...
  • 【Compatible with Dodge Vehicles】 Fuel Injection Relay Fit for 2006-2010 CHARGER | 2005-2008 MAGNUM
  • 【Compatible with Mitsubishi Vehicles】 Fuel Injection Relay Fit for 2006-2009 RAIDER
  • 【Compatible with Chrysler Vehicles】 Fuel Injection Relay Fit for 2005-2012 300 | 2004-2008 PACIFICA
  • 【Compatible with Jeep Vehicles】 Fuel Injection Relay Fit for 2001 GRAND CHEROKEE
No. 7
Geradepart RY-601 Fuel Injection Relay Fit for Buick Fit for Chevrolet Lacrosse Lesabre Cobalt Express...
  • 【Replacement OE Part Number & Year & Liter 】Our Fuel Injection Relay Replaces RY-601, 1R1056, 12088567, 12135170, 203-0207, AR176, 36008, AR262, 13500114, 15-50688, 15-8571, 19115080, 89057694, D1758C, DR1068, R3115, 2N...
  • 【Compatible with Chevrolet Vehicles】 Fuel Injection Relay Fit for 2007-2009 COBALT | 2008 EXPRESS 1500 | 2010-2011 EXPRESS 1500 | 2008 EXPRESS 2500 | 2010-2011 EXPRESS 2500 | 2008 EXPRESS 3500 | 2010-2011 EXPRESS 3500 | 2006-2007 HHR | 2010-2011 HHR...
  • 【Compatible with Buick Vehicles】 Fuel Injection Relay Fit for 2005-2007 LACROSSE | 2009-2011 LACROSSE | 2000-2005 LESABRE
  • 【Compatible with Pontiac Vehicles】 Fuel Injection Relay Fit for 2004-2008 GRAND PRIX
  • 【Compatible with Isuzu Vehicles】 Fuel Injection Relay Fit for 1997-2000 HOMBRE
No. 8
Geradepart RY-412 5.0L 5.6L Fuel Injection Pump Relay Fit for Nissan Titan Xd 16-24, 1R1180 1R1312 1R...
  • 【Replacement OE Part Number & Year & Liter 】Our Fuel Injection Injection Pump Relay Replaces RY-412, 1R1180, 1R1312, 1R1559, 25230-0B015, 25230-79963, 25230-79964, 25230-7996A, 25230-C9963, 25230-C9973, 203-0075, AR6054, 36173, AR...
  • 【Compatible with Nissan Vehicles】 Fuel Injection Injection Pump Relay Fit for 2017 TITAN | 2019-2024 TITAN | 2016-2018 TITAN XD | 2020-2023 TITAN XD
  • 【Secure & Vibration-Resistant】Features a positive locking clip and tight seal to prevent disconnections, ensuring reliable performance in high-vibration environments.
  • 【Superior Weatherproofing】 Integrated IP222-rated seal protects against dust, water, and moisture, guaranteeing optimal function in harsh engine bay conditions.
  • 【Premium Materials】 Constructed with high-temperature resistant PA301 plastic and precision copper terminals for excellent conductivity and long-term durability.
No. 9
MD113566 MFI Fuel Pump Relay (1-Pack), 3-Pin 12VDC 30A Power Relay with Metal Bracket Compatible with...
  • SPECIFICATIONS & BRACKET DESIGN: Professional-grade MD113566 3-Pin SPST-NO (Normally Open) fuel injection relay. Rated for 12VDC with a 30A high-capacity contact load. Measured Dimensions: 1.14" x 0.94" x 1.65" (2.9 x 2.4 x 4.2 cm), featuring an...
  • OEM FITMENT & COMPATIBILITY: Precision-engineered replacement component compatible with Mitsubishi (Montero 1992-2002, Eclipse 1990-1999, 3000GT) and Dodge Ram 50/Stealth electrical systems. Direct replacement for OE numbers MD113566, MR224824, and...
  • DIAGNOSTIC CIRCUIT SOLUTION: Effectively resolves electrical failures indicated by DTC codes P0230 (Fuel Pump Primary Circuit) and P0170 (Fuel Trim). Restores reliable power to the multiport fuel injection (MFI) system, eliminating symptoms like...
  • INDUSTRIAL-GRADE ARC RESISTANCE: Features AgSnO2 (Silver Tin Oxide) contacts for superior electrical conductivity and thermal stability. This specialized material minimizes surface degradation and prevents contact welding during high-surge switching...
  • REPLACEMENT COMPONENT VALUE: Individually packaged for precise vehicle maintenance and professional repair. Explicitly categorized as a "Replacement Component" for vehicle sub-assemblies, maintaining original factory electrical specifications without...
No. 10
WMAutoPart Fuel Injection Relay 12088567
  • Rapidly dissipates heat for cooler operating temperatures and longer part life
  • Precise short-circuit protection
  • Mounting and connectors identical to OE
  • OE form, fit and function for precise fit and reliable operation
  • Precise fit and size for ease of installation

Last update on 2026-09-01 / Affiliate links / Images from Amazon Product Advertising API

How to Choose the Best Automotive Replacement Fuel Injection Pump Relays

Comparison Tips

When comparing different replacement relays, prioritize those that explicitly state compatibility with your vehicle. Examine product images carefully to ensure the physical appearance matches your existing relay. Read customer reviews, paying attention to comments about fitment, performance, and longevity. While price is a factor, investing in a higher-quality relay from a trusted brand can save you from future headaches and potential repair costs.

Frequently Asked Questions

What are the symptoms of a failing fuel injection pump relay?
Common symptoms include a vehicle that cranks but won't start, intermittent stalling, or a lack of power. You might also hear a faint clicking sound from the relay when it's failing.
Can I use a relay with a higher amperage rating?
Generally, it is not recommended to use a relay with a significantly higher amperage rating than the original. While it might seem safer, it could mask underlying issues or potentially damage other components in the circuit.
How do I know if my fuel pump relay is bad?
A mechanic can test the relay using a multimeter or by checking for voltage at the fuel pump connector. Sometimes, simply swapping it with a known good, identical relay can diagnose the issue.
Are all fuel injection pump relays the same?
No, fuel injection pump relays are not universal. They vary in electrical ratings, physical size, connector type, and pin configuration to match specific vehicle applications.
Where is the fuel injection pump relay located?
The location varies by vehicle model. It is commonly found in the vehicle's fuse box, often under the dashboard or in the engine compartment, but can sometimes be mounted near the fuel pump assembly.
How long do fuel injection pump relays typically last?
With proper function and no electrical faults, a fuel injection pump relay can last for many years and hundreds of thousands of miles. However, they can fail prematurely due to electrical surges, heat, or physical damage.