85000956 Volvo FMX D13C Water Pump

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, ensuring the continuous circulation of coolant between the engine block and the radiator. By maintaining consistent flow, it prevents overheating and protects internal engine components under heavy-duty operating conditions.

Vehicle and engine compatibility

This component is specifically compatible with Volvo FMX models (including 380, 420, 460, and 500 variants) equipped with D13C engines. It is also suitable for various Volvo FM series configurations such as the FM 380, FM 420, FM 460, and FM 500 models.

Installation and maintenance

For optimal performance and to prevent system failure, technicians should inspect the pump during routine belt service. Signs of wear often include coolant leakage from the weep hole or unusual bearing noise. It is recommended to use high-strength components during installation to ensure long-term reliability in commercial vehicle applications.

Troubleshooting guidance

Check the compatibility list.

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 85000956.