Delphi FG1557 Fuel Pump Module Assembly - Left

Delphi Fuel Pump Module Assembly for Ford Mustang

The Delphi FG1557 fuel pump module assembly is designed specifically for Ford Mustang models requiring a reliable in-tank electric fuel pump. Engineered to deliver consistent fuel flow and pressure, this module ensures optimal engine performance and fuel efficiency.

Key Features of Delphi FG1557 Fuel Pump Module

• Outlet outside diameter: 0.313 inches for precise fuel line connection
• Operates at 13.0 volts with a maximum pressure of 60 psi
• Includes an internal fuel pressure regulator for stable fuel delivery
• Equipped with a built-in fuel level sender assembly and float arm
• Features a quick connect outlet type and blade-style male terminals (4 terminals)
• Internal strainer included to filter fuel before pump intake
• Designed as an in-tank electric fuel pump module assembly
• Average flow rating of 38 liters per hour with a system pressure of 55 psi

Detailed Description

The Delphi FG1557 fuel pump module assembly is a standard replacement part engineered for Ford Mustang vehicles. This electric fuel pump operates at 13 volts and is designed to maintain a consistent fuel pressure of up to 60 psi, ensuring efficient fuel delivery to the engine. The module includes an internal regulator and strainer, which help maintain fuel quality and pressure stability. The fuel level sender assembly with float arm provides accurate fuel level readings to the vehicle’s dashboard. The quick connect outlet and blade-type male terminals simplify installation and electrical connections. This module is positioned on the left side of the fuel tank and is compatible with gasoline fuel types.

Common Applications and Issues Addressed

• Replacement for failing or noisy fuel pumps in Ford Mustang models
• Resolves inconsistent fuel pressure causing engine hesitation or stalling
• Fixes inaccurate fuel gauge readings due to faulty fuel level sender
• Addresses fuel delivery interruptions caused by clogged strainers
• Restores proper fuel flow rate to improve engine performance and efficiency

Installation Notes and Tips

• Ensure the vehicle is safely lifted and the fuel tank is depressurized before removal
• Verify compatibility with Ford Mustang model year and fuel system specifications
• Handle the fuel pump module carefully to avoid damage to the float arm and electrical terminals
• Use appropriate tools for quick connect fittings and blade terminals
• Inspect and clean the fuel tank area before installing the new module

Quality Assurance and Warranty

Delphi fuel pump modules are manufactured to meet OEM standards for fit, form, and function. The FG1557 is a standard replacement part backed by Delphi’s quality control processes. While specific warranty terms may vary, Delphi products typically include coverage against manufacturing defects to ensure reliability and customer confidence.