Mechanics

THERMOSTAT REPLACEMENT

2004 Subaru XT

Engine Cooling problem
2004 Subaru XT 4 cyl All Wheel Drive Manual 90000 miles

Please give me the step by step instructions to replace the thermostat.
Avatar
Forester1135Mo
May 1, 2010.



Hi Forester1135Mo,

Here are the procedures.

THERMOSTAT
REMOVAL

1. Set the vehicle on a lift.

2. Lift-up the vehicle.

3. Remove the under cover.

4. Drain the engine coolant completely.

5. Disconnect the radiator outlet hose from thermostat cover. (Non-turbo model)


http://www.2carpros.com/forum/automotive_pictures/192750_Thermostat04ForesterFig44_1.jpg



6. Disconnect the radiator outlet hose. (Turbo model)

7. Remove the thermostat cover and gasket, and pull out the thermostat.


http://www.2carpros.com/forum/automotive_pictures/192750_Thermostat04ForesterFig46_1.jpg



INSTALLATION
1. Install the thermostat in the water pump, and then install the thermostat cover together with a gasket.

NOTE:
• When installing the thermostat, use a new gasket.
• The thermostat must be installed with the jiggle pin (A) facing to front side.


http://www.2carpros.com/forum/automotive_pictures/192750_Thermostat04ForesterFig47_1.jpg



Tightening torque: 6.5 N.m (0.66 kgf-m, 4.8 ft-lb)

Fill engine coolant.

2008 Mitchell Repair Information Co., LLC.

KHLow2008
May 1, 2010.