7035096 Volvo FH12 D12C Overflow Valve

What does an overflow valve do?

This injector pump overflow valve is a critical component designed to maintain the internal pressure balance of the injection pump. By redirecting excess fuel back to the return line, it ensures a constant pressure environment, which is essential for stable engine operation and consistent fuel delivery.

Vehicle and engine compatibility

This specific component is compatible with Volvo FH12 trucks equipped with D12C engines. It serves as a reliable solution for maintaining fuel system integrity in heavy commercial vehicle applications where engine performance and idle stability are paramount.

Installation and maintenance

When performing installation, it is vital to ensure a clean working environment to prevent contaminants from entering the fuel system. Technicians should verify that the component is properly seated and that the fuel system is bled of air after the replacement process to ensure optimal operation.

Troubleshooting and selection

Maintaining the overflow valve helps prevent symptoms such as irregular idling or increased fuel consumption. For precise fitment, always confirm compatibility with the specific injection pump type used in the engine group.

OE cross-reference

0101 045 (Injector Pump Overflow Valve) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 7035096.