21814009 Compatible Water Pump for Volvo FH16

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. Built with high-strength components, it is designed to withstand the high temperatures and vibrations typical of heavy commercial vehicle engines. By maintaining consistent coolant flow, it helps prevent engine overheating and ensures optimal thermal management during long service hours.

Vehicle and engine compatibility

This part is compatible with Volvo FH models including variants 420, 460, 500, and 540, as well as Volvo FH16 trucks equipped with D16G engines. It is specifically engineered to meet the requirements of these heavy-duty applications.

Installation and maintenance

When performing maintenance, technicians should inspect the water pump alongside the timing belt or alternator belt service. Common signs of wear include coolant leakage from the weep hole or unusual bearing noise. For a precise fit, always verify the engine code and current part specifications before replacement.

Troubleshooting and selection

Regular inspection of the pump housing and mechanical seal can prevent unexpected engine downtime. Maintaining a clean cooling system helps extend the service life of this vital component.

OE cross-reference

525.03.0005 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21814009.