Lexus OM53A24U Owner's Manual page 235

■ Switching between outside air and recirculated air modes
IS250C
Press
The mode switches between
(introduces air from outside the vehicle) modes each time
is pressed.
IS350C
Press
The mode switches among
"AUTO" and
time
When the system is switched to automatic mode, the air conditioning
system operates automatically.
Defogging the windshield
3-1. Using the air conditioning system and defogger
.
.
(introduces air from outside the vehicle) modes each
is pressed.
Feet and windshield
(recycles air inside the vehicle) and
(recycles air inside the vehicle),
Press .
The air conditioning system control
operates automatically.
Recirculated air mode may auto-
matically switch to
air) mode when the ambient tem-
perature is low.
3
(outside
233