Other functions
Switching between outside air and recirculated air modes
Press
.
The mode switches between outside air mode (
appears on the display) and recirculated air mode (
appears on the display) each time the button is pressed.
Defogging the windshield
Defoggers are used to defog the windshield and front side windows.
Press
.
Set
to outside air mode if the
recirculated air mode is used. (It may switch automatically.) To defog the windshield and the side windows early, turn the air flow and temperature up.
To return to the previous mode, press
again when the windshield
is defogged.
Rear window defogger, outside rear view mirror defoggers (if equipped) and windshield wiper de-icer (if equipped)
Defoggers are used to defog the rear window, and to remove raindrops, dew and frost from the outside rear view mirrors. The windshield wiper de-icer is used to prevent ice from building up on the windshield and wiper blades.
Press
.
The defoggers and windshield wiper de-icer will automatically turn off after a period of time.
Test yourself
A quick Toyota Sienna quiz: every answer comes with an explanation and a link to the manual page.