See also:

Warning and indicator lights
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Checking air conditioning system before summer season
Check the air conditioner unit for refrigerant leaks, hose conditions, and proper operation each spring. Have the air conditioning system checked by your SUBARU dealer. ...

Air inlet selection button
ON position (recirculation): Interior air is recirculated inside the vehicle. Press the air inlet button to the ON position. The indicator light will illuminate. Place this button in the ON posit ...