2010 Lexus GS 450h Owners Manual - Page 262

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3-2. Using the air conditioning system and defogger

GS_HV_U (OM30C81U)

June 30, 2011 9:20 am

■

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.

●

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.

■

Switching between outside air and recirculated air modes

Recirculated air mode or outside air mode may be automatically switched to in

accordance with the temperature setting and the inside temperature.

■

Window defogger feature

Recirculated air mode may automatically switch to

(outside air) mode in situ-

ations where the windows need to be defogged.

■

Outside temperature approaches 32

°

F (0

°

C)

The air conditioning system may not operate even when “A/C” is touched.

■

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 air conditioning is off, and the fan is operating, turning the auto mode on

will activate the air conditioning system.