Using The System In Recirculated Air Mode; Window Defogger Feature; When Outside Air Temperature Approaches 32 Degrees F (0 Degrees C) - Lexus IS250 2009 Service Manual

3-1. Using the air conditioning system and defogger
Rear outlets
Using the automatic mode
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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
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temperature setting is selected in summer.
Immediately after
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cool air is ready to flow.
Cool air may flow to the area around the upper body when the heater is on.
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Using the system in recirculated air mode

n
The windows will fog up more easily if the recirculated air mode is used for an
extended period.

Window defogger feature

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Recirculated air mode may automatically switch to
ations where the windows need to be defogged.
When outside air temperature approaches 32 F (0 C)
n
The air conditioning system may not operate even when
When the indicator light on
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Press and turn off the air conditioning system before turning it on once
more. There may be a problem in the air conditioning system if the indicator light
continues to flash. Turn the air conditioning system off and have it inspected by your
Lexus dealer.
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Direct air flow to the left or right,
up or down
Turn the knob fully to the outside
of the vehicle to close the vent
is pressed, the fan may stop for a while until warm or
flashes
(outside air) mode in situ-
is pressed.