Lexus IS220d 2011, Manual, Page: 276 / 609

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3-1. Using the air conditioning system and defogger
IS250/220d/200d_EE

Automatic mode for air intake control (IS250 only)
In automatic mode, the system detects exhaust gas and other pollutants and
automatically switches between outside air and recirculated air modes.

Pollen removal mode

In order to prevent the windshield from fogging up when the outside air
is cold, the following may occur.
• Outside air mode does not switch to .
• The air conditioning system operates automatically.
• The operation cancels after 1 minute.

In rainy weather, the windows may fog up. Press .

Air conditioning odors

During use, various odors from inside and outside the vehicle may enter
into and accumulate in the air conditioning system. This may then cause
odor to be emitted from the vents.

To reduce potential odors from occurring:
• It is recommended that the air conditioning system be set to outside air
mode prior to turning the vehicle off.
• The start timing of the blower may be delayed for a short period of
time immediately after the air conditioning system is started in auto-
matic mode.
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 stopped.