2012 Lexus LS 600h Owners Manual - Page 349

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3-2. Using the air conditioning system and defogger

■

Operation of the air conditioning system in Eco drive mode

In Eco drive mode, the air conditioning system is controlled as follows to prioritize

fuel efficiency:

●

Engine speed and compressor operation controlled to restrict heating/cooling

capacity

●

Fan speed restricted when automatic mode is selected

To improve air conditioning performance, perform the following operations:

●

Adjust the fan speed

●

Turn off Eco drive mode

■

Customization

The air conditioning control of Eco drive mode can be changed to the same setting

as that used in normal drive mode. (Customizable features

→

P. 573)

■

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 “AUTO” 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.