Delphi FG1644 Fuel Pump Module Assembly

Delphi Fuel Pump Module Assembly Overview

The Delphi FG1644 fuel pump module assembly is designed specifically for the Lexus CT200h, providing reliable fuel delivery and accurate fuel level readings. This in-tank electric fuel pump module ensures consistent performance with integrated components tailored for gas fuel systems.

• 12.0 Volt electric fuel pump with a maximum pressure of 95 psi
• Includes internal strainer and fuel level sender assembly with float arm
• Push-in outlet type with 0.313 inch outside diameter
• Four male blade terminals for secure electrical connections
• Standard replacement grade compatible with Lexus CT200h

Technical Specifications and Features

The Delphi FG1644 fuel pump module assembly operates at 12 volts and is designed for gasoline fuel systems. It features an internal strainer inlet and a push-in outlet with a single outlet port measuring 0.313 inches in diameter. The module includes a fuel level sender assembly with a float arm, enabling accurate fuel level monitoring. The pump delivers an average flow rating of 40 liters per hour and maintains a system pressure of 47 psi, with a maximum pressure rating of 95 psi. Electrical connections are made via four male blade terminals, ensuring compatibility with the Lexus CT200h's wiring harness. The module is an in-tank design, which helps reduce noise and improve fuel delivery efficiency.

Compatible Vehicles and Part Number

This fuel pump module assembly, part number FG1644, is compatible with the Lexus CT200h. It is engineered to meet the specific fuel delivery requirements of this hybrid model, ensuring proper fit and function. When replacing the fuel pump module on a Lexus CT200h, using the Delphi FG1644 helps maintain factory performance standards.

Common Applications and Problem Resolution

• Resolves fuel delivery issues such as engine hesitation or stalling
• Addresses inaccurate fuel gauge readings due to faulty sender assembly
• Replaces worn or damaged fuel pump modules causing low fuel pressure
• Eliminates noise or vibration from failing in-tank fuel pumps
• Restores proper fuel system pressure for optimal engine performance

Installation Notes and Tips

Installation of the Delphi FG1644 fuel pump module assembly requires removal of the fuel tank. Ensure the vehicle is depressurized before beginning work. The module includes a float arm and internal strainer, so handle carefully to avoid damage. Verify electrical connections match the four male blade terminals on the vehicle harness. No gasket or lock ring is included, so reuse the original or source replacements as needed. Follow all safety precautions when working with fuel system components.

Quality Assurance and Warranty

Delphi fuel pump modules are manufactured to meet OEM specifications for durability and performance. The FG1644 is a standard replacement grade part designed to provide reliable operation in the Lexus CT200h. While specific warranty details may vary, Delphi products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or supplier information for exact warranty terms.