Delphi FG1242 Fuel Pump Module Assembly

Delphi FG1242 Fuel Pump Module Assembly

The Delphi FG1242 fuel pump module assembly is a standard replacement for select 2003-2008 INFINITI FX35 applications. Built with Delphi’s OE-focused engineering background, it combines an in-tank electric pump, fuel level sender assembly, and internal strainer for dependable fuel delivery and accurate tank level reporting.

Key Features

• In-tank electric fuel pump module assembly for gasoline applications
• 12-volt design with a maximum pressure rating of 80.0
• Quick-connect outlet with 0.375 in. outside diameter
• Fuel level sender assembly included for gauge signal support
• Internal strainer included; regulator, gasket, seal, and lock ring not included
• Blade terminals, male terminal gender, 5-terminal configuration
• Average flow rating of 35 and average current draw of 9
• System pressure: 51 psi

Detailed Description

Delphi FG1242 is a fuel pump module assembly for gasoline-powered vehicles that mount the pump inside the tank. It is engineered as a standard replacement and includes the pump module assembly with float arm and instruction sheet. The unit is built around Delphi’s OE heritage and application knowledge, which helps support consistent fuel delivery and sender performance in the vehicle’s original fuel system layout. This part cross-references Airtex Fuel Pumps (e.g., E8540M) for the same application.

Compatible With 2003-2008 INFINITI FX35, N/A. The FG1242 is a direct-fit style solution for FX35 owners replacing a worn in-tank fuel pump module, especially when the vehicle shows fuel delivery or fuel level reading concerns. Search terms such as INFINITI FX35 fuel pump module assembly, Delphi FG1242 fuel pump, and 2003-2008 INFINITI FX35 in-tank fuel pump replacement align with this application.

What It Is Used For

• Hard starting caused by a weak or failing in-tank fuel pump
• Engine hesitation, stumble, or loss of power from inconsistent fuel pressure
• Fuel gauge inaccuracies from a worn sender assembly
• Fuel starvation symptoms under load or at higher demand
• Noise or irregular operation from an aging pump module

Installation Notes and Tips

Before installation, clean the fuel tank thoroughly to help prevent future seal problems, as noted for this application. Verify electrical connector style, outlet connection, and sender resistance values before installation. Because the gasket or seal, lock ring, and regulator are not included, confirm the vehicle’s existing service parts are in reusable condition or source replacements as needed. Always follow the vehicle service procedure for depressurizing the fuel system and handling gasoline safely.

Quality Assurance

Delphi draws on more than 100 years of OE experience and a broad aftermarket portfolio built from original equipment knowledge. FG1242 is a standard replacement fuel pump module assembly designed to meet the needs of select INFINITI FX35 fuel system repairs.