2012 Lexus IS 350 User Guide - Page 214

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3-1. Using the air conditioning system and defogger

3

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Automatic mode for air intake control (IS350 only)

In automatic mode, the system detects exhaust gas and other pollutants and auto-

matically switches between outside air and recirculated air modes.

■

Micro dust and pollen filter

●

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 automatic mode.

CAUTION

■

To prevent the windshield from fogging up

Do not use

during cool air operation in extremely humid weather. The dif-

ference 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 off.