2003 Nissan Altima Owner's Manual - Page 119

AUTOMATIC OPERATION Cooling and/or dehumidified heating (auto) This mode may be normally used all year round as the system automatically works to keep a constant temperature. Air flow distribution and fan speed are also controlled automatically. 1. Push the AUTO button on. (AUTO will be displayed.) 2. Turn the temperature dial to the left or right to set the desired temperature. ● Adjust the temperature dial to about 75°F (24°C) for normal operation. ● The temperature of the passenger compartment will be maintained automatically. Air flow distribution and fan speed are also controlled automatically. ● The temperature of the passenger compartment will be maintained automatically. Air flow distribution and fan speed are also controlled automatically. ● Do not set the temperature lower than the outside air temperature. Otherwise the system may not work properly. ● Not recommended if windows fog up. position. This position other than the dehumidifies the air which helps defog the windshield. The air recirculate mode automatically turns off, allowing outside air to be drawn into the passenger compartment to further improve the defogging performance. MANUAL OPERATION Fan speed control Push the fan control button to manually control the fan speed. up or down Dehumidified defogging 1. Push the DEF button on. The indicator light on the button will come on. 2. Turn the temperature dial to the left or right to set the desired temperature. ● To quickly remove ice from the outside of the windows, push the manual fan control button and set to the maximum position . ● As soon as possible after the windshield is clean, push the AUTO button to return to the auto mode. ● When the DEF button is pushed, the air conditioner will automatically be turned on at outside temperatures above 36 - 37°F (2 - 3°C). The air conditioning system will continue to operate until the fan control dial is turned to OFF or the vehicle is shut off, even if the air flow control dial is turned to a Push the AUTO button to return to automatic control of the fan speed. Air recirculation Push the air recirculation button to recirculate interior air inside the vehicle. The indicator light on the switch will come on. Push it again to make the air inlet controlled automatically (FRESH, REC/FRE and RECIRCULATION). The indicator will go out. The air recirculation button will not be activated when the air conditioner is in DEF mode. Heating (econ) The air conditioner does not activate. When you need to heat only, use this mode. 1. Push the ECON (Economy) button on. (ECON will be displayed.) 2. Turn the temperature dial to the left or right to set the desired temperature. Air flow control Pushing the manual air flow control button selects the air outlet to: Heater, air conditioner and audio systems 4-11