Delphi FG2257 Fuel Pump Module Assembly

Delphi FG2257 Fuel Pump Module Assembly Overview

The Delphi FG2257 fuel pump module assembly is designed for reliable fuel delivery in select Toyota and Scion vehicles. Engineered as an in-tank electric fuel pump, it ensures consistent fuel pressure and flow for optimal engine performance in the Toyota Corolla iM and Scion iM models.

• Electric fuel pump module assembly with integrated fuel level sender
• Compatible with 12.0-volt electrical systems
• Includes internal strainer and regulator for clean fuel flow and pressure control
• Push-in outlet type with 0.313 inch outside diameter
• Designed for gasoline fuel systems with a maximum pressure of 50 psi
• Blade-type male terminals with four connections for secure electrical interface
• Standard replacement grade for direct fit and function
• Includes strainer inlet and fuel level sender assembly for accurate fuel monitoring

Technical Details and Features

The Delphi FG2257 fuel pump module assembly operates at 12 volts and is designed specifically for gasoline fuel systems. It features an internal strainer inlet and a push-in outlet with a 0.313 inch outside diameter, ensuring proper fuel flow and filtration. The module includes a built-in fuel pressure regulator capable of maintaining system pressure up to 44 psi, with a maximum pressure rating of 50 psi. The pump uses blade-type male terminals with four connections, providing a reliable electrical interface. Resistance values range from 410 ohms when empty to 15 ohms when full, supporting accurate fuel level readings through the included fuel level sender assembly. This in-tank electric pump module is a standard replacement part engineered to meet OEM specifications for the Toyota Corolla iM and Scion iM.

Compatible Vehicles and Applications

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

• Toyota Corolla iM
• Scion iM

It is designed to replace the original fuel pump module in these models, addressing common fuel delivery issues and maintaining proper fuel system pressure.

Common Issues Addressed by Delphi FG2257

• Fuel delivery interruptions causing engine hesitation or stalling
• Inaccurate fuel level readings due to faulty sender assembly
• Low fuel pressure affecting engine performance and fuel efficiency
• Fuel contamination from inadequate filtration
• Electrical connection failures impacting pump operation

Installation Notes and Tips

When installing the Delphi FG2257 fuel pump module assembly, ensure the vehicle’s fuel system is depressurized before removal. This module is designed as an in-tank replacement and includes a fuel level sender assembly with a float arm. Verify the blade-type male terminals align correctly with the vehicle’s wiring harness. Although the module does not include a gasket or lock ring, reuse the original components or replace them as needed to maintain a proper seal. Follow the vehicle manufacturer’s service manual for detailed installation procedures and safety precautions.

Quality Assurance and Warranty

The Delphi FG2257 fuel pump module assembly is manufactured to meet standard replacement quality requirements, ensuring reliable operation and durability. While specific warranty details are not provided, Delphi products typically adhere to industry standards for performance and reliability. For warranty information, consult the product documentation or the vehicle manufacturer’s guidelines.