3801418 Volvo FM Water Pump

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 constant flow, it prevents overheating and ensures the engine operates within its optimal temperature range, even during high-load transport tasks.

Vehicle and engine compatibility

This component is specifically designed for use in Volvo FM series trucks, including models such as the FM 480, FM 440, FM 380, FM 340, FM 300, FM 400, FM 360, FM 390, and FM 430. It is also compatible with Volvo FM13 engines featuring the D13B designation.

Installation and maintenance guidance

For optimal performance and to prevent potential engine damage, it is recommended that technicians inspect the water pump during routine cooling system maintenance. Replacing the pump alongside the timing belt or accessory belt is a standard professional practice to prevent unexpected downtime in heavy commercial vehicles.

Troubleshooting and inspection

Monitoring for symptoms such as coolant leaks from the weep hole or unusual bearing noise can help identify potential issues before they lead to serious engine overheating.

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.