Toyota Prius 2011, Owner'S Manual, Page: 311 / 651

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3-1. Using the air conditioning system and defogger
3
Interior features
PRIUS_U (OM47685U) DVD
n
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.
l
Immediately after is pressed, the fan may stop for a while until
warm or cool air is ready to flow.
l
Cool air may flow to the area around the upper body when the heater is
on.
l does not operate even if it pushes .
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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.
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Switching between outside air and recirculated air modes
Recirculated air mode or outside air mode may be automatically switched to
in accordance with under these condition, such as temperature setting and
inside temperature.
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Window defogger feature
Recirculated air mode may automatically switch to outside air mode in situa-
tions where the windows need to be defogged.
n
When outside temperature approaches 32 °F (0 °C)
The air conditioning system may not operate even when is pressed.