2008 Lexus GX470 Navigation Manual

AIR CONDITIONING
272
1Driver side temperature display
(In degrees Fahrenheit or Centi-
grade) 276.....................
2Air flow control touch −screen but-
tons 277
......................
3“DUAL”
(Temperature setting mode change
touch− screen button) 276 ........
4Passenger side temperature dis-
play
(In degrees Fahrenheit or Centi-
grade) 276.....................
5Fan speed control touch− screen
buttons 278
...................
6“A/C” 279
.....................
7“CLIMATE” button
(Air conditioning operation screen
display button) 275 ..............
8“PASSENGER TEMP” buttons
276
...........................
9Windshield air flow button
279
...........................
10Air intake control button 278
....
11“OFF” button 275
..............
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Automatic air conditioning controls

AIR CONDITIONING
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12“AUTO” button275
............
13“TEMP” buttons 276
...........
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"Air flow selection
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The automatic air conditioning auto-
matically maintains the set tempera-
ture.
In the automatic operation mode, the air
conditioning selects the most suitable fan
speed, air flow, air intake and on−off the air
conditioning according to the temperature.
The ignition switch must be in the “ON”
position.
“CLIMATE”: Push this button to display
touch− screen buttons for automatic air
conditioning controls.
NOTICE
To prevent the battery from being dis-
charged, do not leave the air condi-
tioning on longer than necessary
when the engine is not running.
(a) Climate control
SETTING OPERATION −automatic con-
trol
1. Push the “AUTO” button.
An indicator light will illuminate to show
that the automatic operation mode has
been selected.
Air flow quantity, switching of the diffusers,
on− off of the air conditioning and switching
of the air intake between RECIRCULATED
AIR and OUTSIDE AIR are automatically
adjusted. When you push the “AUTO”
button with the air intake mode at OUT-
SIDE AIR, internal circulation may be ap-
plied for maximum cooling. The operation
status is shown by each indicator and dis-
play.
When one of the manual control buttons is
depressed while operating in automatic
mode, the operation corresponding to the
depressed button is set. Other conditions
continue to be adjusted automatically.
Push the “OFF”button to turn the air
conditioning system off.
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2. Use the “TEMP” or “PASSENGER
TEMP” button to set the desired vehicle
interior temperature.
The“TEMP” or“PASSENGER TEMP”
selector button is used to set the desired
interior temperature. The interior tempera-
ture will be controlled on the driver and
passenger side room zones simulta-
neously or individually.
To increase the interior temperature, push
the “
”side, to decrease it, push the “”
side.
If quick heating or cooling is desired —
“LO” appears when you hold it until maxi-
mum cooling (decrease), and “HI” appears
when you hold it until maximum warming
(increase).
“TEMP” button — Changes the tempera-
ture on the driver and passenger sides si-
multaneously or the driver side only.
“PASSENGER TEMP” button —
Changes the temperature settings sepa-
rate from the driver side.
“DUAL” —
This button is used to set the temperatures
independently for the driver ’s seat and
front passenger seat.
Touching the button changes from the in-
dependent mode to the linked mode.
Independent mode: Temperatures can
be set independently for the driver ’s seat
and front passenger ’s seat. The indicator
will come on to show that the independent
mode has been selected.
Linked mode: The same temperature is
set for the driver ’s seat and front passen-
ger’s seat. The indicator will come off to
show that the simultaneous temperature
setting mode has been selected.
When the temperature for the front pas-
senger ’s seat is changed in linked mode,
the mode is changed automatically to inde-
pendent mode.
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Driver side setting air flow
Passenger side setting air flow
Mixed air flowSETTING OPERATION — manual con-
trol
When one of the manual control touch
−
screen buttons is depressed while operat-
ing in automatic mode, the operation cor-
responding to the depressed button is set.
Other conditions continue to be adjusted
automatically.
If manual air flow selection is desired —
The outlets from which air is delivered can
be selected manually by touching the
touch− screen button. The function of each
mode is as follows:
1 Panel — Air flows mainly from the
instrument panel vents and rear
vents.
2Bi −level — Air flows from both the
floor vents, instrument panel vents
and rear vents.
When you set the temperature selec-
tor setting at about the middle in auto-
matic operation, warm air flows out of
the floor vents and relatively low −
temperature air flows out of the in-
strument panel vents and rear vents.
3 Floor — Air flows mainly from the
floor vents and rear vents.
4 Floor/windshield — Air flows mainly
from the floor vents, windshield vents
and rear vents.
The selected mode is highlighted.
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If manual fan speed control is desired—
"1Fan speed at low
2Fan speed at high
The fan speed can be set to your desired
speed by touching the appropriate fan
speed control button.
The higher the fan speed is, the more air is
delivered.
Pushing the “OFF”button turns the fan off.
To remove the exterior windshield frost
and interior windshield fog, use the high
speed setting.
The selected mode is highlighted. If manual switching of air intake is de-
sired—
Each time you push the air intake control
button, the mode changes in order from
the RECIRCULATED AIR mode to OUT-
SIDE AIR mode, then back to the RECIR-
CULATED AIR mode. Each indicator light
shows which mode is now selected.
1RECIRCULATED AIR mode
—If
quick circulation of cooled air is de-
sired, select this mode.
2OUTSIDE AIR mode — The system
will take fresh outside air into the ve-
hicle.
For normal use, it is best to keep the air in-
take control button set to OUTSIDE AIR
mode. If recirculated air is used during
heating, the windows will fog up more easi-
ly.
In the following cases, the RECIRCU-
LATED mode may change to the OUT-
SIDE AIR mode automatically to prevent
interior fog.
DWhen the outside temperature be-
comes lower than 5 _C (41 _F).
DWhen the air conditioning compressor
malfunctions.
DWhen the air conditioning cooler refrig-
erant decreases.
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If manual on−off of the air conditioning
is desired —
Touch “A/C” to turn the air conditioning on
and touch it again to turn the air condition-
ing off.
The air conditioning does not work if the
outside temperature is lowered down to
around 0 _C (32 _F).
If the system is used for ventilation, heat-
ing in dry weather or removing frost or ex-
terior fog on the windshield, turn the air
conditioning off once it is no longer re-
quired. This will improve fuel economy.
The air conditioning can be used for year −
round automatic temperature control in-
cluding cooling and dehumidifying opera-
tion. (b) Windshield defogging and defrost-
ing
To remove interior fog on the wind-
shield —
6U326
Push the windshield air flow button.
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