Removing the Water Pump For the Engine Coolant Heater

Fig 1: Engine Coolant Heater Hose

Courtesy of VOLVO CARS OF NORTH AMERICA.

Install hose clips on both the engine coolant hoses by the heat exchanger.

Position a container under the heater.

Disconnect the hoses.

Fig 2: Identifying Water Pump Mounting Nut

Courtesy of VOLVO CARS OF NORTH AMERICA.

Cut off the tie strap holding the protective cap over the control module. Lift off the protective cap.

Remove: 

• the connector
• the nut for the water pump mounting. Hold the damper while removing the water pump.