Toyota 2008 Prius Quick Reference Manual page 240

3-2. Using the air conditioning system and defogger
Switching between outside air and recirculated air modes
n
Press
The mode switches between
(introduces air from outside the vehicle) modes each time the but-
ton is pressed.
l When the system is switched to automatic mode, the air conditioning
system operates automatically. However, recirculated air mode will be
activated if it is selected manually.
l If the hybrid system us turned off in the outside air mode, the auto-
matic control of the air intake is activated when the hybrid system is
turned on again.
indicator will come on in the instrument cluster while the recircu-
lated air mode is selected.
Defogging the windshield
212
PRIUS_U_(L/O_0802)
.
(recycles air inside the vehicle) and
Press
The air conditioning system con-
trol operates automatically.
the instrument cluster while the
windshield air flow mode is on.
ITY32P007
.
indicator will come on in