3801418 Water Pump for Volvo FM Series

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, responsible for circulating coolant between the engine and the radiator. By maintaining consistent flow, it prevents engine overheating and ensures thermal stability during heavy-duty operation.

Vehicle and engine compatibility

This part is specifically designed to fit various Volvo FM and FM II models, including the FM 480, FM 440, FM 380, and the FM II series such as the FM 500 and FM 420 LNG. It is compatible with these heavy commercial vehicle engines to ensure reliable performance across different load requirements.

Installation and maintenance guidance

Technicians should inspect the pump during routine belt service. Signs of wear include coolant leaking from the weep hole or unusual noise from the bearing assembly. When replacing this component, it is recommended to check all associated gaskets and seals to prevent future leaks.

Troubleshooting and selection

Maintaining a functional cooling system is vital for preventing engine damage in fleet vehicles. For professional workshop technicians and fleet managers, selecting high-strength components is essential for minimizing downtime in heavy-duty service environments. Consult your authorized distributor.

OE cross-reference

525.03.0006 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 3801418.