Delphi HP10257 Fuel Pump Hanger Assembly

Delphi HP10257 Fuel Pump Hanger Assembly

Delphi HP10257 is an in-tank fuel pump hanger assembly for gasoline applications, built with a 12-volt electric pump, integrated fuel level sender, and external strainer. It is a standard replacement for select Nissan Frontier models and is built from Delphi’s OE-focused fuel system experience.

Key Features

• Fuel pump hanger assembly with float arm and instruction sheet
• 12.0V electric pump for gasoline fuel systems
• In-tank design with hose outlet and two outlet connections
• Integrated fuel level sender assembly included
• External strainer included; gasket or seal not included
• Maximum pressure: 45.0; system pressure: 34 psi
• Average flow rating: 30; average current draw: 10
• 6-terminal male blade connection

Vehicle Fitment

• Fits 2001-2004 Nissan Frontier, N/A.
• Fits 1998-2000 Nissan Frontier, N/A; without Low Fuel Warning.

Detailed Description

The Delphi HP10257 fuel pump hanger assembly is engineered for in-tank gasoline fuel delivery and fuel level monitoring. It combines the pump, hanger, float arm, sender assembly, and strainer into one replacement unit for select Nissan Frontier trucks. If you are searching for a Delphi HP10257 fuel pump hanger assembly for a 2001-2004 Nissan Frontier or a 1998-2000 Nissan Frontier without Low Fuel Warning, this part matches the listed application and electrical specifications.

Delphi draws on OE heritage and long-term supplier experience across a wide range of vehicles and model years. This replacement assembly uses a blade-style, 6-terminal male connector, a hose-style outlet, and a 0.375-inch outlet outside diameter. It is rated for 12 volts, with a 45.0 maximum pressure rating and 34 psi system pressure.

This part cross-references DENSO Auto Parts 951-0007 and Spectra Premium SP4016M for the same application.

Common Problems This Part Can Address

• Hard starting caused by weak or failing in-tank fuel delivery
• Fuel starvation under load from a worn pump assembly
• Inaccurate fuel gauge readings from a faulty sender
• Low fuel pressure that affects drivability and throttle response
• Noise or inconsistent operation from an aging fuel pump module

Installation Notes and Tips

Clean the fuel tank before installing the replacement pump assembly to reduce the risk of seal contamination and premature failure. For 1998-2000 Nissan Frontier applications, tank cleaning is especially important, and use of fuel tank cleaning kit FC01 is recommended. Verify connector style, outlet routing, and sender configuration before installation.

Quality Assurance

Delphi builds aftermarket fuel system components using OE experience and application knowledge developed through decades of supplying major automakers. HP10257 is a standard replacement fuel pump hanger assembly for the listed Nissan Frontier fitments.