Lexus GS 350, Owner'S Manual, Page: 360 / 831

358
GS350_U (OM30C34U)
5-2. Using the air conditioning system and defogger
■
When the outside temperature exceeds 75°F (24°C) and the air conditioning sys-
tem is on
●
In order to reduce the air conditioning power consumption, the air conditioning
system may switch to recirculated air mode automatically. This may also reduce
fuel consumption.
●
Recirculated air mode is selected as a default mode when the engine switch is
turned on.
●
It is possible to switch to outside air mode at any time by pressing .
■
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 dehumidification function is off, and the fan is operating, turning automatic
mode on will activate the dehumidification function.
■
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
(recirculated air) mode.
• The dehumidification function operates.
• The operation cancels after approximately 1 minute.
●
In rainy weather, the windows may fog up. Press .
●
In extremely humid weather, the windows may fog up.
●
The pollens are filtered out even if the micro dust and pollen filter is turned off.
■
When the outside temperature falls to nearly 32
°
F (0
°
C)
The dehumidification function may not operate even when is selected.