Delphi FG0861 Fuel Pump Module Assembly

Fuel Pump Module Assembly for Ford Explorer and Mercury Mountaineer

Restore dependable fuel delivery with this Delphi fuel pump module assembly, part number FG0861. Built for in-tank gasoline applications, it combines the pump, fuel level sender, regulator, seal, and strainer in one OE-style replacement for select 2002-2003 Ford Explorer and 2002 Mercury Mountaineer models with an 8-pin connector.

Key Features

• In-tank electric fuel pump module assembly for gasoline systems
• Includes fuel level sender assembly, regulator, gasket or seal, and strainer
• Quick-connect outlet design with 2 outlets and 0.375 in. outlet outside diameter
• 12V operation with average current draw of 7 amps
• Maximum pressure rating of 80 psi and system pressure of 51 psi
• Standard replacement part engineered from Delphi OE heritage
• Fits 2003 Ford Explorer, 2002 Ford Explorer, and 2002 Mercury Mountaineer with 8-pin connector

Detailed Description

Delphi FG0861 is a fuel pump module assembly for in-tank gasoline fuel systems. It is built with an integrated fuel level sender, internal regulator, external strainer, and quick-connect outlet connections to support accurate fuel delivery and tank-level reporting. Delphi draws on more than 100 years of OE experience, bringing production knowledge from supplying major automakers into a standard replacement part for select Ford and Mercury applications. This part cross-references Airtex Fuel Pumps (e.g., E2338M, E2339) for the same application.

Compatible With 2003 Ford Explorer, 2002 Ford Explorer, and 2002 Mercury Mountaineer, this module is a direct-fit option for vehicles equipped with the 8-pin connector noted in the fitment data. Part number FG0861 is also referenced in aftermarket catalogs under related numbers such as Spectra Premium SP2059M.

Common Problems This Part Can Address

• Hard starting caused by weak or inconsistent fuel pressure
• Engine hesitation or stalling from insufficient fuel delivery
• Inaccurate fuel gauge readings from a worn sender assembly
• Fuel pump noise or reduced pump output in the tank
• Driveability issues linked to a failing regulator or clogged strainer

Installation Notes and Tips

Before installing FG0861, clean the fuel tank to reduce the risk of contamination entering the new pump. Delphi notes that tank contamination is a leading cause of premature fuel pump failure, and recommends fuel tank cleaning kit FC01 for this application. Confirm the vehicle uses the specified 8-pin connector and verify all fuel line and electrical connections before reassembly.

Quality Assurance

Delphi builds this fuel pump module assembly using OE-based engineering knowledge developed through long-term supplier experience with major automakers. The FG0861 is a standard replacement part designed to meet the needs of select Ford Explorer and Mercury Mountaineer fuel systems with the specified configuration.