Delphi HM10071 Direct Injection High Pressure Fuel Pump

Delphi Direct Injection High Pressure Fuel Pump Overview

The Delphi HM10071 is a mechanical direct injection high pressure fuel pump designed for gas engines. Engineered for reliable fuel delivery, this pump is compatible with select Toyota and Scion models, including the Toyota 86 and Scion FR-S. Its robust metal housing and precise fittings ensure consistent performance in demanding conditions.

• Fuel Type: Gas
• Terminal Type: Blade with 2 male terminals
• Housing Material: Durable metal in silver finish
• Inlet Type: Female threaded (M12-1.0 thread size)
• Outlet Type: Threaded with 2 outlets (M14-1.5 thread size)
• External mechanical pump design
• Standard replacement grade
• Includes direct injection high pressure fuel pump and instruction sheet

Technical Details and Features

The HM10071 fuel pump features a mechanical drive system suitable for direct injection applications requiring high pressure fuel delivery. Its external mounting design allows for straightforward installation on compatible vehicles. The pump’s inlet and outlet fittings use standardized thread sizes (M12-1.0 inlet and M14-1.5 outlet) to ensure secure connections. The blade-type terminals with male connectors provide reliable electrical contact, supporting efficient operation. Note that mounting hardware, gaskets, seals, and wiring harnesses are not included with this part.

Compatible Vehicles and Applications

This Delphi direct injection high pressure fuel pump is compatible with the following makes and models:

• Toyota 86
• Scion FR-S

It is designed to replace the original mechanical fuel pump in these vehicles, maintaining proper fuel pressure for optimal engine performance.

Common Issues Addressed by HM10071 Fuel Pump

• Inconsistent fuel pressure causing engine hesitation or stalling
• Fuel pump failure leading to no-start conditions
• Reduced engine power due to inadequate fuel delivery
• Fuel leaks from worn or damaged pump components
• Noise or vibration from a failing mechanical fuel pump

Installation Notes and Tips

Installation of the Delphi HM10071 requires mechanical knowledge and proper tools. Since mounting hardware and seals are not included, ensure you have the correct components before beginning. Verify thread sizes (M12-1.0 inlet and M14-1.5 outlet) for compatibility with your vehicle’s fuel lines. Disconnect the battery and relieve fuel system pressure prior to removal. Follow the included instruction sheet carefully to avoid damage and ensure proper fuel system operation.

Quality Assurance and Warranty

Delphi manufactures the HM10071 as a standard replacement part meeting OEM specifications for fit and function. The metal housing and quality construction support durability and consistent performance. While specific warranty details are not provided here, Delphi parts typically come with a limited warranty against defects in materials and workmanship. Refer to the product documentation or supplier for exact warranty terms.