7421870628S Renault Trucks K DTI11 Fuel System Housing

What does a fuel filter housing do?

The fuel filter housing serves as a central component in the heavy commercial vehicle fuel system, acting as the structural body that holds the filter element and manages inlet and outlet connections. By housing the filtration cartridge, it ensures that diesel fuel passes cleanly through the system before reaching the injection pump or common-rail components.

Vehicle and engine compatibility

This specific part is engineered for Renault Trucks K series vehicles powered by DTI11 engines. It is designed to withstand the high-pressure environments typical of heavy-duty diesel engines, providing a reliable seal and secure mounting within the engine compartment.

Installation and maintenance

Maintenance technicians should inspect the housing for any signs of leaks or structural fatigue during routine service intervals. Ensuring the integrity of this component is vital for protecting downstream fuel injection components from contaminants. Check the compatibility list for precise fitment verification.

Troubleshooting and selection

Proper installation requires ensuring all connections are tightened to specification to prevent air ingress into the fuel lines, which can cause engine performance issues.

OE cross-reference

0103 077-S (Fuel Filter Housing Fuel Filters) is the equivalent of the Renault Trucks OE number. This part directly replaces Renault Trucks OE number 7421870628S.