2 417 413 013 Bosch compatible Injector Pump Overflow Valve

What does an injector pump overflow valve do?

The injector pump overflow valve serves as a vital pressure regulation component within the fuel injection system. By redirecting excess fuel back to the return line once a specific pressure threshold is reached, it maintains constant internal pump pressure. This mechanism ensures a steady fuel flow to the injectors, which is essential for maintaining stable engine performance and preventing irregular combustion cycles.

Compatibility and application

This component is engineered to meet the requirements of heavy commercial vehicle engines and is compatible with Bosch systems. It provides a reliable solution for maintaining the pressure balance within the injection pump, helping to prevent issues such as increased fuel consumption or sudden loss of engine power.

Installation and maintenance guidance

For workshop technicians, installation requires a clean working environment to prevent air or contaminants from entering the fuel circuit. It is highly recommended that an experienced professional performs the replacement to ensure correct torque application and thorough air bleeding of the system after installation.

Troubleshooting and system stability

Proper maintenance of the overflow valve helps prevent engine instability and ensures long-term fuel system reliability in demanding operating conditions.

OE cross-reference

0101 043 (Injector Pump Overflow Valve) is the equivalent of the Bosch OE number. This part directly replaces Bosch OE number 2417413013.