2009 Nissan Altima Owner's Manual - Page 177

3. Turn the temperature control dial to the desired position between the middle and the hot position. ● To quickly remove ice or fog from the windows, turn the fan control dial to the highest setting and the temperature control to the full HOT position. ● When the position is selected, the air conditioner automatically turns on (however, the indicator light on the button will not come on) if the outside temperature is more than 36°F (2°C). If in defrost mode for more than one minute, the air conditioning system will continue to operate until the fan control dial is turned to OFF, the vehicle is shut off, or the A/C button is used to turn off the compressor even if the air flow control dial is turned to a position other than the position. This dehumidifies the air which helps defog the windshield. The mode automatically turns off, allowing outside air to be drawn into the passenger compartment to further improve the defogging performance. 1. Press the 2. Press the button to the OFF position. air flow control button. Operating tips Clear snow and ice from the wiper blades and air inlet in front of the windshield. This improves heater operation. 3. Turn the fan control dial to the desired position. 4. Turn the temperature control dial to the desired position. AIR CONDITIONER OPERATION Start the engine, turn the fan control dial to the desired position, and push in the button to activate the air conditioner. When the air conditioner is on, cooling and dehumidifying functions are added to the heater operation. The air conditioner cooling function operates only when the engine is running. Heating and defogging This mode heats the interior and defogs the windshield. 1. Press the air flow control button. 2. Turn the fan control dial to the desired position. 3. Turn the temperature control dial to the desired position between the middle and the hot position. ● When the position is selected, the air conditioner automatically turns on if the outside temperature is more than 36°F (2°C). This dehumidifies the air which helps defog the windshield. The mode automatically turns off, allowing outside air to be drawn into the passenger compartment to further improve the defogging performance. Cooling This mode is used to cool and dehumidify the air. 1. Press the button to the OFF position. air flow control 2. Press MAX A/C or button. 3. Turn the fan control dial to the desired position. 4. Push the comes on. button. the indicator light Bi-level heating The bi-level mode directs warmed air to the side and center vents and to the front and rear floor outlets. 5. Turn the temperature control dial to the desired position. Monitor, climate, audio, phone and voice recognition systems 4-13