Removing The Thermostat Housing

Fig 1: Identifying Thermostat Housing

Courtesy of VOLVO CARS OF NORTH AMERICA.

Remove: 

• the hose clamp to the upper radiator hose. Disconnect the hose from the thermostat housing
• the connector from the temperature sensor
• the 2 x screws for the thermostat housing at the section against the cylinder head
• the thermostat housing from the cylinder head
• the hose clamp for the water hose for heating crankcase ventilation.

Transfer the temperature sensor to the new thermostat housing.