21648708 Volvo FH FH16 D16E Water Pump

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, ensuring continuous coolant circulation between the engine and the radiator. Built to withstand high temperatures and significant vibrations, it maintains precise thermal management for heavy-duty commercial engines.

Compatible vehicles and engines

This component is specifically compatible with Volvo FH models, including variants 420, 460, 500, and 540, as well as Volvo FH16 units equipped with D16E engines. It provides reliable performance for these specific engine configurations.

Installation and maintenance

For optimal performance, technicians should inspect the pump during routine belt service. When replacing the unit, ensure the mounting surfaces are clean and check the condition of associated hoses and belts to prevent premature wear of the new component.

Troubleshooting and selection

If you experience coolant leakage from the weep hole or unusual noise from the engine, it may indicate a need for replacement. Check the compatibility list to ensure a perfect fit for your specific engine code.

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 21648708.