2009 TOYOTA SIENNA Owners Manual

249
3-1. Using the air conditioning system
and defogger
3
Interior features
Feet and windshield
■ Switching between outside air and recirculated air modes
Press .
The mode switches between outside air mode (indicator off) and recircu-
lated air mode (indicator on) each time is pressed.
Defogging the windshield
Press
.
The air conditioning system oper-
ates automatically.
Recirculated air mode will auto-
matically switch to outside air
mode. It is not possible to return
to recirculated air mode when the
switch is on.

250 3-1. Using the air conditioning system and defogger
Changing the rear setting
■ Adjusting the temperature setting
Press (indicator on).
Press “ ” on to increase the temperature and “ ” to
decrease the temperature.
The air conditioning system switches between individual and simul-
taneous modes each time is pressed.
When is pressed on the front air conditioning system to turn
it off, the rear air conditioning system is also turned off.
Adjusting the position of the air outlets
Center outlets Direct air flow to the left or right,
up or down.
STEP1
STEP2

251
3-1. Using the air conditioning system
and defogger
3
Interior features
Right and left side outlets
Direct air flow to the left or
right, up or down.
Turn the knob to open or close
the vent.
■Using the automatic mode
Fan speed is adjusted automatically in accordance with the temperature set-
ting and ambient conditions. As a result, the following may occur.
●Immediately after is pressed, the fan may stop for a while until
warm or cool air is ready to flow.
● Cool air may flow to the area around the upper body when the heater is
on.
■ Using the system in recirculated air mode
The windows will fog up more easily if the recirculated air mode is used for
an extended period.
■ Window defogger feature
In order to prevent the windows from fogging up, recirculated air mode may
automatically switch to outside air mode if the ambient temperature drops.
■ Temperature display
The temperature display (English/U.S. Customary System and metric units)
on the trip information display can be changed. ( P. 183)
■ When outside temperature approaches 32 F (0 C)
The air conditioning system may not operate even when is pressed.

252 3-1. Using the air conditioning system and defogger
■When is selected for the air outlets used
For your driving comfort, air flowing to the feet may be warmer than air flow-
ing to the upper body depending on the temperature setting.
■ When the indicator light on
flashes
Press
and turn off the air conditioning system before turning it on
once more. There may be a problem in the air conditioning system if the indi-
cator light continues to flash. Turn the air conditioning system off and have it
inspected by your Toyota dealer.
CAUTION
■ To prevent the windshield from fogging up
Do not use during cool air operation in extremely humid weather.
The difference between the temperature of the outside air and that of the
windshield can cause the outer surface of the windshield to fog up, blocking
your vision.
NOTICE
■To prevent battery discharge
Do not leave the air conditioning system on longer than necessary when the
engine is off.

253
3-1. Using the air conditioning system and defogger
3
Interior features
Rear manual air conditioning system (if equipped)
Adjusting the settings
■ Adjusting the temperature setting
Turn the temperature control dial clockwise (warm) or counter-
clockwise (cool).
■ Adjusting the fan speed
Turn the fan speed control dial clockwise (increase) or counter-
clockwise (decrease).
Temperature control dial
Changes the air outlet used
Fan speed control dial

254 3-1. Using the air conditioning system and defogger
■Changing the air outlets
Press the desired , or .
Air flows as shown below according to the mode selected.
Upper body
Upper body and feet
Feet

255
3-1. Using the air conditioning system
and defogger
3
Interior features
Adjusting the position of and opening and closing the air outlets
Direct air flow to the front or rear,
up or down.
NOTICE
■To prevent battery discharge
Do not leave the air conditioning system on longer than necessary when the
engine is off.

256
3-1. Using the air conditioning system and defogger
Rear automatic air conditioning system (if equipped)
Using the automatic modePress .
The air conditioning system begins to operate. Air outlets and fan
speed are automatically adjusted according to the temperature set-
ting.
Press “” on to increase the temperature and “ ” to
decrease the temperature.
Airflow and outlets are automatica lly adjusted according to the tem-
perature setting.
Temperature
setting display
Fan speed control
Off
Automatic mode
Changes the
air outlet used
Temperature control
STEP1
STEP2