20451516 Compatible Water Pump — Volvo FH16

What does a water pump do?

This water pump plays a critical role in the engine cooling system by circulating coolant between the engine and the radiator. Designed for high-load operating conditions, it helps maintain the ideal temperature required for engine longevity and performance in heavy commercial vehicles.

Compatible Volvo engines and models

This component is compatible with Volvo FH series engines, including the 400, 440, 480, 500, and 520 variants. It is also specifically fitted to Volvo FH16 models equipped with the D16E engine. The pump is built to handle the thermal stresses and vibrations typical of heavy-duty truck operations.

Installation and maintenance guidance

To ensure correct fitment, technicians should verify the engine code and chassis number before installation. It is recommended to inspect the drive belt and cooling hoses during replacement to prevent future overheating issues or premature wear of the new unit.

Troubleshooting common symptoms

Regular maintenance of the cooling system helps prevent common failure symptoms such as coolant leaks from the weep hole or unusual bearing noise.

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 20451516.