Lexus GS 450h 2008 Owner's Manual page 240

3-2. Using the air conditioning system and defogger
Rear seat outlets
Using the automatic mode
■
Fan speed is adjusted automatically in accordance with the temperature setting and
ambient conditions. As a result, the following may occur.
The system may switch automatically to recirculated mode when the coolest
●
temperature setting is selected in summer.
Immediately after the switch is pressed, the fan may stop for a while until warm
●
or cool air is ready to flow.
Cool air may flow to the area around the upper body when the heater is on.
●
Using the system in recirculated air mode
■
The windows will fog up more easily if the recirculated air mode is used for an
extended period.
Window defogger feature
■
Recirculated air mode may automatically switch to
ations where the windows need to be defogged.
Outside temperature approaches 32°F (0°C)
■
The air conditioning system may not operate even when
238
Direct air flow to the left or right,
up or down
Turn the knob to open or close
the vent
(outside air) mode in situ-
is touched.