Lexus GS 450h 2008 Owner's Manual page 241

Automatic mode for air intake control
■
In automatic mode, the system detects exhaust gas and other pollutants and auto-
matically switches between outside air and recirculated air modes.
When the air conditioning is off, and the fan is operating, turning the auto mode ON
will activate the air conditioning system.
Micro dust and pollen filter
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In order to prevent the windows 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
●
CAUTION
To prevent the windshield from fogging up
■
Do not use during cool air operation in extremely humid weather. The differ-
ence 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 12 volt battery discharge
■
Do not leave the automatic air conditioning system on longer than necessary when
the hybrid system is off.
3-2. Using the air conditioning system and defogger
.
.
3
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