3095479 Volvo FL10 Fuel System Overflow Valve

What does an injector pump overflow valve do?

The injector pump overflow valve is a critical component that maintains the internal pressure balance of the fuel injection pump. By redirecting excess fuel back to the return line, it prevents pressure surges and ensures a constant volume of recirculated fuel, which is essential for stable engine idling and consistent power delivery.

Vehicle and engine compatibility

This component is specifically fitted to Volvo FL10 trucks with TD102 engines. It serves as a reliable replacement for fuel system components in heavy commercial vehicles, ensuring that the injection pump operates within its intended pressure thresholds.

Installation and maintenance guidance

For optimal performance, technicians should verify the pump type and opening pressure during installation. Ensuring the valve matches the specific requirements of the injection pump helps prevent irregular fuel flow or increased consumption. Always check the compatibility list to ensure correct fitment for the specific engine group.

Troubleshooting and performance

When an overflow valve fails, it can lead to engine running instability or loss of power. Regular inspection of the fuel return lines and valve seating can prevent unexpected downtime in heavy-duty applications.

OE cross-reference

0103 006 (Injector Pump Overflow Valve) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 3095479.