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● The temperature of the passenger compart-
ment will be maintained automatically. Air
flow distribution, fan speed and A/C on/off
are also controlled automatically.
● A visible mist may be seen coming from the
vents in hot, humid conditions as the air is
cooled rapidly. This does not indicate a mal-
function.
Dehumidified defrosting or defogging
1. Push the defroster control button to
turn the system on. The indicator light in the
button will illuminate.
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, turn the manual fan control to HI.
● As soon as possible after the windshield is
clean, push the AUTO button to return to the
auto mode.
● When the
control is activated, the air
conditioner will automatically be turned on at
outside temperatures above 36°F (2°C).
This dehumidifies the air which helps defog
the windshield. The air recirculation mode
automatically turns off, allowing outside air
to be drawn into the passenger compart-
ment to further improve the defogging per-
formance.
Rear window defroster switch
For more information about the rear window de-
froster switch, see “Rear window and outside
mirror (if so equipped) defroster switch” in the
“Instrumentsand controls”sectionof this manual.
MANUAL OPERATION
Fan speed control
Turn the fan control dial left or right to
manually control the fan speed.
Press the
/OFF button to turn the system
off.
Push the AUTO button to return to automatic
control of the fan speed.
Air recirculation
Push the air recirculation button to recir-
culate interior air inside the vehicle. The indicator
light on the switch will come on.
The air recirculation button will not be activated
when the air conditioner is in DEF or
mode.
Air flow control
Push the air flow control buttons to manually
control air flow and select the air outlet:
— Air flows from center and side
vents.
— Air flows from center and side
vents and foot outlets.
— Air flows mainly from foot outlets.
— Air flows from defroster and foot
outlets.
— Air flows from defroster outlets.
To turn system off
Press the /OFF button.
Monitor, climate, audio, phone and voice recognition systems 4-19
੬ REVIEW COPY—
2009 Altima (alt)
Owners Manual (owners)—USA_English (nna)
02/03/09—debbie
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