2012 TOYOTA SIENNA air conditioning

403
3-1. Using the air conditioning system
and defogger
3
Interior features
SIENNA_U (OM45477U) Air flows to the feet.
■ Adjusting the fan speed
Press “ ” on to increase the fan speed and “ ” to decrease
the fan speed.
Press to turn the fan off.
Adjusting the position of the air outlets
Direct air flow to the front or rear,
up or down.

404 3-1. Using the air conditioning system and defogger
SIENNA_U (OM45477U)
■Temperature display
The temperature display (English/U.S. Customary System and metric units)
on the trip information display can be changed. ( P. 256)
■ When the front air conditioning s ystem is in simultaneous mode
“SYNC” is shown on the display. The rear air conditioning system controls
will continue to function. ( P. 390)
NOTICE
■To prevent battery discharge
Do not leave the air conditioning system on longer than necessary when the
engine is off.

405
3-1. Using the air conditioning system and defogger
3
Interior features
SIENNA_U (OM45477U)
Rear window and outside rear view mirror defoggers, and windshield wiper de-icer
The rear window defogger is used to defog the rear window. The out-
side rear view mirror defoggers
*1 are used to remove frost, dew or
raindrops from the outside rear view mirrors. The windshield wiper
de-icer
*2 is used to prevent ice from building up on the windshield
and wiper blades.
Vehicles with manual air conditioning system
Turns the rear window and
outside rear view mirror defog-
gers and windshield de-icer
on/off.
The defoggers and de-icer will
automatically turn off after
approximately 15 minutes.
If outside temperature is below
32F (0 C), this will extend by
45 minutes.
Vehicles with automatic air conditioning system
*1: Vehicles with outside rear view mirror defoggers
*2: Vehicles with windshield wiper de-icer

406 3-1. Using the air conditioning system and defogger
SIENNA_U (OM45477U)
■The defogger can be operated when
Vehicles without a smart key system
The engine switch is in the “ON” position.
Vehicles with a smart key system
The “ENGINE START STOP” switch is IGNITION ON mode.
■ Outside rear view mirror defoggers (vehicles with outside rear view
mirror defoggers)
Turning the rear window defogger on will turn the outside rear view mirror
defoggers on.
■ The outside rear view mirror defo ggers and windshield wiper de-icer
(vehicles with windshield wiper de-icer)
Turning the rear window defogger on will turn the outside rear view mirror
defoggers and windshield wiper de-icer on.
CAUTION
■ Outside rear view mirror defoggers (vehicles with outside rear view
mirror defoggers)
The surfaces of the outside rear view mirrors become hot. Do not touch
them to prevent from burning yourself.
■ When the windshield wiper de-icer is on (vehicles with windshield
wiper de-icer)
Do not touch the glass at the lower part of the windshield or to the side of the
front pillars as the surfaces can become very hot and burn you.

479
3-3. Using the Bluetooth
® audio system
3
Interior features
SIENNA_U (OM45477U)
■
When using a voice command
For numbers, say a combination of single digits from zero to nine.
Say the command correctly and clearly.
■ Situations in which the system may not recognize your voice
● When driving on rough roads
● When driving at high speeds
● When air is blowing out of the vents onto the microphone
● When the air conditioning fan emits a loud noise
■ Operations that cannot be performed while driving
● Operating the system with
● Registering a portable player to the system
■ Changing the passkey
 P. 485

531
3-5. Using the hand
s-free phone system (for cellular phone)
3
Interior features
SIENNA_U (OM45477U)
■Conditions under which th e system will not operate
● If using a mobile phone that does not support Bluetooth
®
●If the mobile phone is switched off
● If you are outside service range
● If the mobile phone is not connected
● If the mobile phone’s battery is low
● If the mobile phone is behind the seat or in the glove box or console box
● If metal is covering or touching the phone
■ When using the hands-free system
● The audio system and voice guidance are muted when making a call.
● If both parties speak at the same time, it may be difficult to hear.
● If the incoming call volume is overly loud, an echo may be heard.
● Try to face toward the microphone as much as possible when speaking.
● In the following circumstances, it may be difficult to hear the other party:
• When driving on unpaved roads
• When driving at high speeds
• When a window is open
• When the air conditioning is blowing directly on the microphone
• When the air conditioning is set to high
■ When transferring ownership of the vehicle
Be sure to initialize the system to prevent personal data from being improp-
erly accessed.

542 3-5. Using the hands-free phone system (for cellular phone)
SIENNA_U (OM45477U)
■Automatic adjustment of volume
When vehicle speed is 50 mph (80 km/h) or more, the volume automatically
increases. The volume returns to the previous volume setting when vehicle
speed drops to 43 mph (70 km/h) or less.
■ When using a voice command
● For numbers, say a combination of single digits from zero to nine, #
(pound),  (star), and + (plus).
● Say a command correctly and clearly.
■ The system may not recognize your voice in the following situations:
● When driving on a rough road
● When driving at high speeds
● When air is blowing out of the vents onto the microphone
● When the air conditioning fan emits a loud noise
■ The following cannot be performed while driving:
● Operating the system with
● Registering a cellular phone to the system
■ Changing the passkey
 P. 552

Maintenance and care4
629
SIENNA_U (OM45477U)
4-1. Maintenance and careCleaning and protecting the vehicle exterior ......... 630
Cleaning and protecting the vehicle interior .......... 635
4-2. Maintenance Maintenance requirements .................. 639
General maintenance....... 642
Emission inspection and maintenance (I/M)
programs ........................ 646
4-3. Do-it-yourself maintenance Do-it-yourself service precautions .................... 647
Hood ................................ 651
Positioning a floor jack ..... 653
Engine compartment ........ 655
Tires ................................. 672
Tire inflation pressure ...... 683
Wheels ............................. 687
Air conditioning filter......... 690
Wireless remote control/electronic key
battery ............................ 693
Checking and replacing fuses .............................. 696
Light bulbs........................ 709