2011 Nissan Xterra Owner's Manual - Page 149

Dehumidified defogging This mode is used to defog the windows and dehumidify the air. 1. Press the air flow control button. Operating tips ● Keep the windows closed while the air conditioner is in operation. ● After parking in the sun, drive for 2 or 3 minutes with the windows open to vent hot air from the passenger compartment. Then, close the windows. This allows the air conditioner to cool the interior more quickly. ● The air conditioning system should be operated for approximately 10 minutes at least once a month. This helps prevent damage to the system due to lack of lubrication. ● A visible mist may be seen coming from the ventilators in hot, humid conditions as the air is cooled rapidly. This does not indicate a malfunction. ● If the engine coolant temperature gauge indicates engine coolant temperature over the normal range, turn the air conditioner off. See "If your vehicle overheats" in the "In case of emergency" section of this manual. AIR FLOW CHARTS The following charts show the button and dial positions for MAXIMUM AND QUICK heating, cooling or defrosting. For additional information on heating and cooling, see "Heater and air conditioner (manual)" in this section. The air recir) button should always be in culation ( the OFF position for heating and defrosting. 2. Turn the fan control dial to the desired position. 3. Press the comes on. button. The indicator light or positions are seWhen the lected, the air conditioner automatically turns on (however, the indicator light will not illuminate) if the outside temperature is more than 36°F (2°C). If one of these air flow control buttons is selected for more than one minute, the air conditioning system will continue to operate until the fan control dial is turned to OFF, the air conditioner is turned OFF, or the vehicle is shut off, even if a position other than these positions is selected. This dehumidifies the air which helps defog the mode automatically turns windshield. The off, allowing outside air to be drawn into the passenger compartment to further improve the defogging performance. 4. Turn the temperature control dial to the desired position. 4-6 Heater, air conditioner, audio and phone systems