Delphi FG1277 Fuel Pump Module Assembly

Delphi Fuel Pump Module Assembly Overview

The Delphi FG1277 fuel pump module assembly is designed for reliable fuel delivery in select Nissan and INFINITI vehicles. Engineered as an in-tank electric fuel pump, it supports flex fuel systems and includes a fuel level sender assembly for accurate fuel monitoring.

• Compatible with Nissan Armada, Pathfinder Armada, TITAN, and INFINITI QX56
• 12-volt electric pump with a maximum pressure of 52 psi
• Includes regulator and external strainer for consistent fuel flow
• Features quick connect outlet with 0.375 inch outside diameter
• Equipped with 5 male blade terminals for secure electrical connections
• Fuel level sender assembly included for precise fuel gauge readings
• Designed for flex fuel applications with an average flow rating of 30

Technical Details and Specifications

The Delphi FG1277 fuel pump module assembly operates at 12 volts and delivers a system pressure of 51 psi, suitable for maintaining optimal fuel supply in your vehicle's engine. The pump features an external strainer inlet type and a quick connect outlet with two outlets measuring 0.375 inches in diameter. It includes a regulator to maintain consistent pressure and a fuel level sender assembly with resistance values ranging from 82 ohms (empty) to 5 ohms (full). The module draws an average current of 7 amps and uses five male blade terminals for electrical connections. This standard replacement grade pump is designed specifically for in-tank installation in flex fuel systems.

Compatible Vehicles and Applications

This fuel pump module assembly is compatible with the following vehicles:

• Nissan Armada
• Nissan Pathfinder Armada
• Nissan TITAN
• INFINITI QX56

It is intended for use in flex fuel systems requiring reliable fuel delivery and accurate fuel level sensing.

Common Issues Addressed by the Delphi FG1277

• Intermittent or no fuel delivery causing engine stalling or failure to start
• Inaccurate fuel gauge readings due to faulty fuel level sender
• Fuel pressure fluctuations affecting engine performance
• Clogged or damaged fuel strainer reducing fuel flow
• Electrical connection failures from worn or damaged terminals

Installation Notes and Tips

• Ensure vehicle compatibility with Nissan Armada, Pathfinder Armada, TITAN, or INFINITI QX56 before installation
• Disconnect the battery before beginning installation to prevent electrical hazards
• Handle the fuel pump module carefully to avoid damage to the strainer and electrical terminals
• Verify all electrical connections are secure and terminals are properly seated
• Follow manufacturer instructions included with the module for proper installation procedures

Quality Assurance and Warranty

The Delphi FG1277 fuel pump module assembly is manufactured to meet standard replacement quality requirements. It undergoes rigorous testing to ensure consistent fuel pressure and reliable operation in flex fuel systems. While specific warranty details may vary, Delphi products typically include a limited warranty covering defects in materials and workmanship. Refer to the product documentation for exact warranty terms.