21974078 Volvo FH16 D16G Cooling Water Pump

What does a water pump do?

This water pump is a vital component of the engine cooling system, designed to circulate coolant between the engine block and the radiator. By maintaining consistent fluid flow, it prevents engine overheating and ensures optimal thermal management during heavy-duty operations.

Vehicle and engine compatibility

This specific unit is designed for compatibility with Volvo FH16 trucks featuring the D16G engine. It serves as a reliable replacement for the original equipment to maintain the thermal integrity of the engine throughout long service hours.

Installation and maintenance

When performing maintenance, technicians should inspect the pump for signs of coolant leakage or unusual noise. It is recommended to check the condition of the drive belts during installation to ensure the entire cooling circuit remains reliable.

Troubleshooting and inspection

Monitoring for bearing play or weeping from the seal can help prevent sudden engine temperature spikes. Maintaining a clean cooling system is essential for the longevity of this high-strength component.

OE cross-reference

525.03.0009 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21974078.