2011 Subaru Outback Owner's Manual - Page 181

4-8 Climate control NOTE When the " " button or " " button is pressed the air conditioner compressor automatically operates to quickly defog the windshield. However the indicator on the air conditioner button will not illuminate. At the same time, the air inlet selection is automatically set to "outside air" mode. Automatic climate control system (if equipped) NOTE . Operate the automatic climate control system when the engine is running. . The blower fan rotates at a low speed when the engine coolant temperature is low. For efficient defogging or dehumidifying in cold weather, press the "A/C" button. . Even when cooling is not necessary, setting the temperature much lower than the current outlet air temperature turns on the air conditioner compressor automatically and the "A/C" indicator light on the control panel illuminates. The automatic climate control system automatically controls outlet air temperature, fan speed, airflow distribution air-inlet control, and air conditioner compressor operation. It activates when the fan speed control button or the "AUTO" button is pressed, and is used to maintain a constant, comfortable climate within the passenger compartment. If you press the defroster button while the automatic climate control system is deactivated, only the defroster function will be activated. The temperature can be set within a range of 61 to 898F (18.5 to 31.58C).