Outside/Recirculated Air Mode; Automatic Mode For Air Intake Control; Pollen Removal Mode - Lexus LS460 Owner's Manual

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Outside/recirculated air mode


When driving on dusty roads such as tunnels or in heavy traffic, set the out-
side/recirculated air mode button to the recirculated air mode. This is effec-
tive in preventing outside air from entering the vehicle interior. During
cooling operation, setting the recirculated air mode will also cool the vehi-
cle interior effectively.

Outside/recirculated air mode may automatically switch depending on the
temperature setting or the inside temperature.


Automatic mode for air intake control

In automatic mode, the system detects exhaust gas and other pollutants and
automatically 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.
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Pollen removal mode


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
• 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 pollen removal mode is turned off.
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Air purifier (with rear air conditioning system)
The air purifier will turn on when turning the rear air conditioning system on.

When the outside temperature falls to nearly 0C (32F)
The dehumidification function may not operate even when "A/C" on the
operation screen is selected.
LS460_EE (OM50D49E)
5-3. Using the air conditioning system and defogger
(recirculated air) mode.
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