XC90 2.5T AWD L5-2.5L Turbo VIN 59 B5254T2 (2003)
the thermostat housing. Use a new gasket
the connector for the sensor
the servo pump
the delivery line for the power steering pump
the upper timing belt cover.
Remove the hose clip.
Fill with coolant.
Install the cap on the expansion tank.
Test drive the engine until the thermostat has opened.
Check for leakage.
Top up the coolant and oil if necessary.