air conditioning LEXUS RX350 2015 User Guide

3443-1. Lexus Display Audio system
■
Adjusting the volume
The volume of the Mobile Assist ant can be adjusted using the
“ PWR·VOL
” knob or
steering wheel volume switches. The Mobile Assistant and phone call volumes are
synchronized.■
Microphone
●
Wait for the listening beeps befo re using the Mobile Assistant.●
The Mobile Assistant may not recognize commands in the following situations:
• When spoken too quickly.
• When spoken at a low or high volume.
• When the roof or windows are open.
• When passengers are talking while the Mobile Assistant is being used.
• When the air conditioning system’s fan speed is set high.
• When the air conditioning vents are turned toward the microphone.■
Mobile Assistant precautions ●
The available features and functions may vary based on the iOS version
installed on the connected device.●
Some Siri features are limited in Eyes Free mode. If you attempt to use an
unavailable function, Siri will inform you that the function is not available.●
If Siri is not enabled on the cell ular phone connected via Bluetooth 
, an error
message will be displayed on the screen.
●
While a phone call is active, the Mo bile Assistant cannot be used.
●
If using the navigation feature of the cellular phone, ensure the active audio
source is Bluetooth 
audio or iPod in order to hear turn by turn direction
prompts. It is not necessary to speak directly into the
microphone when using the Mobile Assis-
tant.

3453
Interior features 3-2. Using the air conditio ning system and defogger
Automatic air conditioning system (with the Lexus Display Audio system) Air outlets and fan speed are automati cally adjusted according to the tem-
perature setting.
To display the air conditioning oper ation screen, press the “MENU” button
on the Lexus Display Audio controller and then select “Climate”.
■ Control panel Air conditioning operation screen
Outside temperature display
Windshield
defogger
button
Air outlet
selector
button
Outside/
recircu-
lated air
mode but-
tonPassenger's side temperature
control buttons“OFF” button
Automatic
mode button
Fan speed
control button
Driver's side temperature
control buttons

3463-2. Using the air conditio ning system and defogger
Using the automatic air conditioning system
Press .
The air conditioning system begins to operate. Air outlets and fan
speed are automatically adjusted according to the temperature
setting.
Press or select of the “TEMP” to increase the tempera-
ture and or to decrease the temperature.
When is selected (the indicator on is on) or the pas-
senger’s side temperature control bu tton is pressed, the temperature
for the driver and passenger seat s can be adjusted separately.
■ Automatic mode indicator
If fan speed setting or air flow modes are operated, the automatic
mode indicator goes off. However, automatic mode for functions other
than that operated are maintained.■ Automatic air conditioning system control screen
Adjusting driver’s side tem-
perature setting
Adjusting passenger’s side
temperature setting
Adjusting the fan speed
Selecting air outlet mode
Cooling and dehumidifica-
tion function on/off
Dual mode on/off
Windshield wiper de-icer on/
offSTEP 1
STEP 2

3473-2. Using the air conditio ning system and defogger
3
Interior features Adjusting the settings manually
■ Basic setting
To turn on the air conditioning system and adjust the fan speed,
press on to increase the fan speed and to
decrease the fan speed or select “  ” of to increase the
fan speed and “  ” to decrease the fan speed.Press to turn the fan off.
To adjust the temperature setting, press or select of the
“TEMP” to increase the temperature and or to
decrease the temperature. When is selected (the indicator on is on) or the pas-
senger’s side temperature control bu tton is pressed, the temperature
for the driver and passenger seat s can be adjusted separately.
To change the air outlets, press
or select an air outlet
switch on the operation screen. The air outlets used are switched
each time is pressed. The
air flow shown on the display indi-
cates the following:STEP 1
STEP 2
STEP 3

3493-2. Using the air conditio ning system and defogger
3
Interior features ■ Switching between outside air and recirculated air modes
Press . The mode switches between (recirculated air mode) and
(outside air mode) modes each time the button is pressed.
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.

3513-2. Using the air conditio ning system and defogger
3
Interior features ■
Air conditioning system settings ●
When the “ENGINE START STOP” switch is turned on, the air conditioning
system settings will be set to those that were in use the last time the “ENGINE
START STOP” switch was turned off.●
Air conditioning system settings are memorized individually on each electronic
key, so the settings repr oduced will be specific to the key that is used.●
This feature is customizable at your Lexus dealer.■
Using automatic mode
Fan speed is adjusted automatically accord ing to the temperature setting and ambi-
ent conditions. As a result, the following may occur:
Immediately after the button is pressed, the fan may stop for a while until warm or
cool air is ready to flow.■
Using the system in recirculated air mode
The windows will fog up more easily if 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 in accor-
dance with the temperature setting and the inside temperature.■
When the outside temperature exceeds 75°F (24°C) and the air conditioning
system is on ●
In order to reduce the air conditioning power consumption, the air conditioning
system may switch to recirculated air mode automatically. This may also reduce
fuel consumption.●
Recirculated air mode is selected as a default mode when the “ENGINE START
STOP” switch is turned to IGNITION ON mode.●
It is possible to switch to outside air mode at any time by pressing .
■
Window defogger feature
Recirculated air mode may automatically switch to outside air mode in situations
where the windows need to be defogged.

3523-2. Using the air conditio ning system and defogger
■
When outside air temperature is below 32  F (0  C)
The cooling and dehumidification function may not operate even when
is
on.■
Ventilation and air conditioning odors ●
To let fresh air in, set the air conditioning system to the outside air mode.●
During use, various odors from inside and outside the vehicle may enter into
and accumulate in the air conditioning sy stem. This may then cause odor to be
emitted from the vents.●
To reduce potential odors from occurring:
• It is recommended that the air conditioning system be set to outside air mode
prior to turning the vehicle off.
• The start timing of the blower may be delayed for a short period of time
immediately after the air conditioning system is started in automatic mode.
CAUTION■
To prevent the windshield from fogging up
Do not use
during cool air operation in ex tremely 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 air conditioning system on longer than necessary when the engine
is off.

3533-2. Using the air conditio ning system and defogger
3
Interior features Automatic air conditioning system (without a navigation system or the Lexus Display Audio system)Air outlets and fan speed are automati cally adjusted according to the tem-
perature setting.
Automatic
mode
buttonDriver’s side temperature
display
Air outlet selector buttonFan speed
control
button Air outlet display Fan speed display
Passenger’s side temperature
display
Driver's side temperature
control buttons
Cooling and dehumidification function
on/off button
Outside/recirculated air mode buttonWindshield defogger
button Passenger’s side temperature control buttons Dual mode
button “OFF”
button

3543-2. Using the air conditio ning system and defogger
Using the automatic air conditioning system
Press .
The air conditioning system begins to operate. Air outlets and fan
speed are automatically adjusted according to the temperature
setting.
Press  on to increase th e temperature and to
decrease the temperature. When is pressed (the indicator on is on) or the passen-
ger’s side temperature control button is pressed, the temperature for
the driver and passenger seats can be adjusted separately.
■ Automatic mode indicator
If fan speed setting or air flow modes are operated, the automatic
mode indicator goes off. However, automatic mode for functions other
than that operated are maintained. STEP 1
STEP 2

3553-2. Using the air conditio ning system and defogger
3
Interior features Adjusting the settings manually
■ Basic setting
To turn on the air conditioning system and adjust the fan speed,
press on to increase the fan speed and to
decrease the fan speed. To turn the fan off, press .
To adjust the temperature setting, press on to increase
the temperature and to decrease the temperature. When is pressed (the indicator on is on) or the passen-
ger’s side temperature control button is pressed, the temperature for
the driver and passenger seats can be adjusted separately.
To change the air outlets, press . The air outlets used are switched each time the button is pressed. The
air flow shown on the display indicates the following:
Air flows to the upper body.STEP 1
STEP 2
STEP 3