2004 Lexus GX470 air condition

AIR CONDITIONING
250
(e) Checking and replacing the air conditioningfilter
The air conditioning filter information label is placed in the
glove box as shown and indicates that a filter has been
installed.
The air conditioning filter prevents dust from entering the
vehicle through the air conditioning vent.
The air conditioning filter is behind the glove box.
The air conditioning filter may clog after long use. The filter
may need to be replaced if the air flow of the air conditioner and
heater experiences extreme reductions in operating ef ficiency,
or if the windows begin to fog up easily.
To maintain the air conditioning efficiency, inspect and replace
the air conditioning filter according to the maintenance
schedule. In dusty areas or areas with heavy traffic flow, such
as inner city or desert areas, early replacement may be
required. (For scheduled maintenance information, please
refer to the Owner's Manual Supplement/Scheduled
Maintenanceº.)

AIR CONDITIONING
251
1. Open the glove box and unhook the cip as shown
above.
2. Push in each side of the glove box to disconnect the
claws.
3. Take out the filter case.
4. Remove the filter from the filter case.
5. Inspect the filter on the surface.
If it is dirty, it should be replaced.
When installing the filter in the filter case, keep the arrow
pointing up.

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252
INFORMATION
The air conditioning filter should be installed properlyin position. The use of air conditioning with the filterremoved may cause deteriorated dustproofperformance and then affect air conditioningperformance.

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253
REAR COOLER CONTROLS
21PY034

U.S.A.
1Rear cooler vents
2Fan speed control button
3REAR COOLº button
4TEMPº (temperature control) button

AIR CONDITIONING
254
21PY035

Canada
1Rear cooler vents
2Fan speed control button
3REAR COOLº button
4TEMPº (temperature control) button

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255
(a) Rear cooler ON-OFF
To turn the rear cooler on, push the REAR COOLº button
with front air conditioning on. To turn the rear cooler off,
push the button once again.
When you turn the rear cooler on with the front air conditioning
off, the cooling device is not operated.
(b) Air flow control
The fan speed can be set to your desired speed by pushing
the appropriate side of the fan speed control button. AUTOº mode:
The fan speed is automatically adjusted only
when the air flow setting of the front air conditioning is in the
panel mode.
(c) Temperature control
The temperature of the cooled air can be adjusted between

10 F (
5C) of the temperature of the front air
conditioning system. Push the left side of the button to
lower the temperature.
NOTICE
To prevent the battery from being discharged, do not leave the rear cooler on longer than necessary when the
engine is not running.

AIR CONDITIONING
256

SECTION 2 ± 2
257
AIR CONDITIONING AND AUDIO
Audio
Audio system258
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Audio system operating hints 282
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Rear seat audio system 289
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Rear seat entertainment system 305
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Audio/video system operating hints 375
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For Audio systemº instructions for vehicles
equipped with Navigation System, please refer tothe separate Navigation System Owner's Manualº.