Delphi HM10118 Direct Injection High Pressure Fuel Pump

Overview of Delphi HM10118 Direct Injection High Pressure Fuel Pump

The Delphi HM10118 is a mechanical direct injection high pressure fuel pump designed specifically for select BMW models. Engineered for gas fuel systems, this external pump ensures precise fuel delivery to support optimal engine performance in BMW M2, M3, and M4 vehicles.

• Compatible with BMW M2, M3, and M4 models
• Mechanical pump type for direct injection systems
• Metal housing with silver finish for durability
• Threaded inlet and outlet fittings (M14-1.5)
• Includes gasket/seal for secure installation
• Blade terminal type with 2 male terminals
• External pump design with 2 threaded outlets
• Standard replacement grade part

Detailed Product Description

The Delphi HM10118 direct injection high pressure fuel pump is built with a robust metal housing finished in silver, providing strength and corrosion resistance. It features a mechanical pump design suitable for gas fuel systems, delivering consistent high pressure fuel flow required by BMW’s direct injection engines. The pump includes two threaded outlets and a threaded inlet, both sized M14-1.5, ensuring secure and leak-free connections. The blade-type terminals (two male terminals) facilitate reliable electrical connections. This external pump comes with a gasket or seal included to maintain system integrity during installation. Note that mounting hardware and wiring harness are not included.

Compatible Vehicles and Applications

This fuel pump is compatible with the following BMW models:

• BMW M2
• BMW M3
• BMW M4

It is designed to replace the original equipment mechanical high pressure fuel pump in these vehicles, supporting the direct injection fuel delivery system.

Common Issues Addressed by Delphi HM10118

• Inconsistent fuel pressure causing engine hesitation or misfires
• Fuel pump failure leading to engine stalling or no-start conditions
• Leaks or seal failures at the pump inlet or outlet fittings
• Electrical connection problems due to worn or damaged terminals
• Reduced fuel delivery efficiency impacting engine performance

Installation Notes and Tips

• Ensure compatibility with BMW M2, M3, or M4 before installation
• Use the included gasket/seal to prevent fuel leaks
• Verify that inlet and outlet fittings are properly threaded (M14-1.5)
• Check electrical connections on the two male blade terminals for secure fit
• Mounting hardware and wiring harness are not included and must be sourced separately

Quality Assurance and Warranty

The Delphi HM10118 is a standard replacement grade part manufactured to meet OEM specifications for durability and performance. It undergoes rigorous quality control to ensure reliable operation in demanding direct injection fuel systems. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.