2010 Lexus ES350 air condition

203
3-1. Using the air conditioning system and defogger
3
Interior features
ES350_U
Defogging the windshield
Defogging
The air conditioning system oper-
ates automatically.
Recirculated air mode will auto-
matically switch to outside air
mode. It is not possible to return to
recirculated air mode when the
switch is on.
Adjusting the sensitivity of the air intake control in automatic mode
Press for 2 or more sec-
onds.
Press “

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3-1. Using the air conditioning system and defogger
ES350_U
Adjusting the position of and opening and closing the air outlets
Center outlets Direct air flow to the left or right,
up or down
Front outlets (right and left side) Direct air flow to the left or right,
up or down
Turn the knob right to open the
vent and left to close the vent
Rear outlets Direct air flow to the left or right,
up or down
Turn the knob up to open the
vent and down to close the vent

205
3-1. Using the air conditioning system and defogger
3
Interior features
ES350_U
■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 sit-
uations where the windows need to be defogged.
■Outside air temperature approaches 32 qF (0 qC).
The air conditioning system may not operate even when
is pressed.
■When the indicator light on flashes
Press
and turn off the air conditioning system before turning it on once
more. There may be a problem in the air conditioning system if the indicator light
continues to flash. Turn the air conditioning system off and have it inspected by your
Lexus dealer.
■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.

206
3-1. Using the air conditioning system and defogger
ES350_U
CAUTION
■To prevent the windshield from fogging up
Do not use during cool air operation in extremely humid weather. The dif-
ference between the temperature of the outside air and that of the windshield can
cause the outer surface of the windshield to fog up, blocking your vision.
NOTICE
■To prevent battery discharge
Do not leave the automatic air conditioning system on longer than necessary when
the engine is stopped.

207
3-1. Using the air conditioning system and defogger
3
Interior features
ES350_U
Rear window and outside rear view mirror defoggers
CAUTION
■When the outside rear view mirror defoggers are on
Do not touch the outside surface of the rear view mirror, as it can become very hot
and burn you.
These features are used to defog the rear window, and to remove rain-
drops, dew and frost from the outside rear view mirrors.
Without navigation system ON/OFF
The defoggers will automatically
turn off after 15 to 60 minutes.
The operation time changes
according to the ambient tem-
perature and vehicle speed.
With navigation systemON/OFF
The defoggers will automatically
turn off after 15 to 60 minutes.
The operation time changes
according to the ambient tem-
perature and vehicle speed.

263
3-3. Using the Bluetooth® audio system
3
Interior features
ES350_U
■When using a voice command
For numbers, say a combination of single digits from zero to nine.
Say the command correctly and clearly.
■Situations that the system may not recognize your voice
●When driving on rough roads
●When driving at high speeds
●When air is blowing out of the vents onto the microphone
●When the air conditioning fan emits a loud noise
■Operations that cannot be performed while driving
●Operating the system with
●Registering a portable player to the system
■Changing the passkey
oP. 2 7 2

276
3-4. Using the hands-free system (for mobile phone)
ES350_U
■Conditions under which the system will not operate
●If using a mobile phone that does not support Bluetooth®
●If the mobile phone is switched off
●If you are outside service range
●If the mobile phone is not connected
●If the mobile phone's battery is low
●If the mobile phone is behind the seat or in the glove box or console box
●If metal is covering or touching the phone
■When using the hands-free system
●The audio system and voice guidance are muted when making a call.
●If both parties speak at the same time, it may be difficult to hear.
●If the incoming call volume is overly loud, an echo may be heard.
●Try to face toward the microphone as much as possible when speaking.
●In the following circumstances, it may be difficult to hear the other party:
• When driving on unpaved roads
• When driving at high speeds
• When a window is open
• When the air conditioning is blowing directly on the microphone
• When the air conditioning is set to high
■When transferring ownership of the vehicle
Be sure to initialize the system to prevent the personal data from being improperly
accessed. (oP. 300)
■About Bluetooth®
Bluetooth is a registered trademark of
Bluetooth SIG. Inc.

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3-4. Using the hands-free system (for mobile phone)
ES350_U
■Automatic volume adjustment
When vehicle speed reaches 50 mph (80 km/h) or more, the volume automati-
cally increases. The volume returns to the previous volume setting when vehicle
speed drops to 43 mph (70 km/h) or less.
■When using a voice command
For numbers, say a combination of single digits from zero to nine, # (pound),
∗ (star), and + (plus).
Say a command correctly and clearly.
■Situations that the system may not recognize your voice
●When driving on rough road
●When driving at high speeds
●When air is blowing out of the vents onto the microphone
●When the air conditioning fan emits a loud noise
■Operations that cannot be performed while driving
●Operating the system with
●Registering a mobile phone to the system
■Changing the passkey
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