Section 17 (Engine Cooling System (H6DO)): Thermostat: Removal

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Lift up the vehicle.
Remove the under cover. Refer to FRONT UNDER COVER .
Drain engine coolant completely. Refer to , DRAINING OF ENGINE COOLANT .
Remove the radiator lower hose from the radiator lower and the thermostat cover.

Fig 1: Identifying Radiator Lower Hose
Courtesy of SUBARU OF AMERICA, INC.
Remove the thermostat cover, and then remove the thermostat.

Fig 2: Locating Thermostat Cover
Courtesy of SUBARU OF AMERICA, INC.