
2954-5. Using the driving support systems
HIGHLANDER HV_U
4
Driving
time the power switch is turned off
then changed to ON, the RCTA
function will be e nabled automati-
cally.)
■Outside rear view mirror indica-
tor visibility
In strong sunlight, the outside rear
view mirror indicato r may be difficult
to see.
■Hearing the RCTA buzzer
The RCTA buzzer may be difficult to
hear over loud noises, such as if the
audio system volume is high.
■When “Rear Cross Traffic Alert
Unavailable” is shown on the
multi-information display
Water, ice, snow, mud, etc., may be
attached to the rear bumper around
the sensors. ( P.282) Removing the water, ice, snow, mud, etc., from
the attached to the rear bumper
around the sensors to return the
function to normal.
Additionally, the function may not
operate normally when driving in
extremely hot or cold environments.
■Rear side radar sensors
P.282
■Adjusting the buzzer vol-
ume
The buzzer volume can be
adjusted on the multi-informa-
tion display.
4.2-inch display
Use the meter control switches
to change settings. ( P.98)
1 Press or to select .
2 Press or to select
“RCTA” and then press and
hold .
3 Select the volume and then
press .
Each time the switch is pressed,
the volume level will change
between 1, 2, and 3.
7-inch display
Use the meter control switches
to change settings. ( P.107)
1 Press or to select .
2 Press or to select and
“RCTA” then press and hold
.
WA R N I N G
■Cautions regarding the use of
the function
The driver is solely responsible for
safe driving. Always drive safely,
taking care to o bserve your sur-
roundings.
The RCTA functi on is only a sup-
plementary function which alerts
the driver tha t a vehicle is
approaching from the right or left
at the rear of the vehicle. As the
RCTA function may not function
correctly under certain condi-
tions, the driver’s own visual con-
firmation of safety is necessary.
Over reliance on this function may
lead to an accident resulting
death or serious injury.
NOTICE
■Before using the RCTA func-
tion
Do not place objects near the sen-
sors.
Setting the buzzer volume

2964-5. Using the driving support systems
HIGHLANDER HV_U
3Select the volume and then
press .
Each time the switch is pressed,
the volume lev el will change
between 1, 2, and 3.
■Muting a buzzer temporarily
A mute button will be displayed
on the multi-information display
when an object is detected. To
mute the buzzer, press .
Mute will be canceled automati-
cally in the following situations:
When the shift lever is
changed.
When the vehicle speed
exceeds a certain speed.
When the operating function
is temporarily canceled.
When the operating function
is disabled manually.
When the power switch is
turned off.
■Operation of the RCTA function
The RCTA function uses rear side radar sensors to detect vehicles
approaching from the right or left at the rear of the vehicle a nd alerts
the driver of the presence of such vehicles by flashing the out side
rear view mirror indicators and sounding a buzzer.
Approaching vehicles
Detection areas of approaching vehicles
■RCTA icon display
When a vehicle approaching
from the right or left at the rear
of the vehicle is detected, the
following will be displayed on
the audio system screen.
Example (Toyota parking assist monitor) (if equipped):
Vehicles are approaching
from both sides of the vehicle
RCTA function

3365-2. Using the air conditioning system and defogger
HIGHLANDER HV_U
5-2.Using the air conditioning system and defogger
Automatic mode switch (P.345)
Left-hand side temperature control switch
“OFF” switch
Windshield defogger switch
Rear air conditioning system on/off switch ( P.349)
S-FLOW mode switch ( P.345)
Right-hand side temperature control switch
“A/C” switch
Outside/recirculated air mode switch
“REAR CLIMATE” switch ( P.349)
Rear seat temperature contorl knob ( P.349)
Airflow mode control knob
Fan speed control knob
“SYNC” control knob
Rear window defogger and outside rear view mirror defoggers
switch
Front automatic ai r conditioning system
Air outlets and fan speed are automatically adjusted accord-
ing to the temperature setting.
Vehicles with a 12.3-inch display: The air conditioning system
can be displayed and operated on the toyota multi-operation
touch.
Air conditioning controls (vehicle with a 8-inch display)

3385-2. Using the air conditioning system and defogger
HIGHLANDER HV_Umode switch.
■Set cooling and dehumidifi-
cation function
Press the “A/C” switch.
When the function i s on, the indica-
tor illuminates on th e “A/C” switch.
■Defogging the windshield
Defoggers are used to defog the
windshield and front side win-
dows.
Press the windshield defogger
switch.
Set the outside/recirculated air
mode switch to outside air mode if
t h e r e c i r c u l a t e d a i r m o d e i s u s e d . ( I t
may switch automatically.)
To defog the windshield and the
side windows quickly, turn the air
flow and temperature up.
To return to the previous mode,
press the windshield defogger
switch again when the windshield is
defogged.
When the windshield defogger
switch is on, the indicator illumi-
nates on the windshield defogger
switch.
■Defogging the rear window
and outside rear view mir-
rors
Defoggers are used to defog the
rear window and to remove rain-
drops, dew and frost from the
outside rear view mirrors.
Press the rear window defogger
and outside rear view mirror
defoggers switch.
When the rear window defogger and outside rear view mirror defog-
gers switch is on, the indicator illu-
minates on the rear window
defogger and outside rear view mir-
ror defoggers switch.
The defoggers will automatically
turn off afte
r a while.
■Windshield wiper de-icer
This feature is used to prevent
ice from building up on the wind-
shield and wiper blades.
Press the windshield wiper
de-icer switch.
When the windshield wiper de-icer
switch is on, the indicator illumi-
nates on the windshield wiper
de-icer switch.
The windshield wiper de-icer will
automatically turn off after a period
of time.
■When the outside temperature
exceeds 75°F (24°C) and the air
conditioning system is on
●In order to reduce the air condi-
tioning power consumption, the air
conditioning system may switch to
recirculated air mode automati-
cally. This may also reduce fuel
consumption.
●Recirculated air mode is selected
as a default mode when the power
switch is turned to ON.
●It is possible to switch to outside
air mode at any time by pressing
the outside air mode switch.
■Fogging up of the windows
●The windows will easily fog up
when the humidity in the vehicle is
high. Turning “A/C” on will dehu-
midify the air from the outlets and
defog the windshield effectively.
●If you turn “A/C” off, the windows
may fog up more easily.

3405-2. Using the air conditioning system and defogger
HIGHLANDER HV_U
■Customization
Some functions can be customized.
( P.526)
Air conditioning sys-
tem lubricant type
Requires registered
technician to service
air conditioning sys-
tem
Flammable refrigerant
WA R N I N G
■To prevent the windshield
from fogging up
Do not use the windshield defog-
ger switch during cool air opera-
tion in extremely humid weather.
The difference between the tem-
perature of the outside air and
that of the windshield can cause
the outer surface of the wind-
shield to fog up, blocking your
vision.
■When the outside rear view
mirror defoggers are operat-
ing
Do not touch the rear view mirror
surfaces when the outside rear
view mirror defoggers are on.
■When the windshield wiper
de-icer is operating
Do not touch the glass at lower
part of the windshield or to the
side of the front pillars when the
windshield wiper de-icer is on.
NOTICE
■To prevent 12-volt battery dis-
charge
Do not leave the air conditioning
system on longer than necessary
when the hybrid system is off.
■When repairing/replacing
parts of the air conditioning
system
Have repair/replacement per-
formed by your Toyota dealer.
When a part of the air conditioning
system, such as the evaporator, is
to be replaced, it must be
replaced with a new one.

3415-2. Using the air conditioning system and defogger
HIGHLANDER HV_U
5
Interior features
Left-hand side temperature control switch
Automatic mode switch ( P.345)
Fan speed increase switch
Windshield defogger switch
Right-hand side temperature control switch
Rear window defogger and outside rear view mirror defoggers
switch
Fan speed decrease switch
“OFF” switch
■Adjusting the temperature
setting
Press to increase the
temperature and to
decrease the temperature.
If “A/C” switch is not pressed, the
system will blow a mbient tempera-
ture air or heated air.
■Setting the fan speed
Operate the switch to
increase the fan speed and the switch to decrease the
fan speed.
Pressing the “OFF” switch to turns
off the fan.
■Defogging the windshield
Defoggers are used to defog the
windshield and front side win-
dows.
Press the windshield defogger
switch.
Set the outside/recirculated air
mode switch to outside air mode if
the recirculated air mode is used. (It
may switch automatically.)
To defog the windshield and the
side windows quickly, turn the air
flow and temperature up.
To return to the previous mode,
press the windshield defogger
switch again when the windshield is
defogged.
Air conditioning controls (vehicle with a 12.3-inch dis-
play)

3425-2. Using the air conditioning system and defogger
HIGHLANDER HV_UWhen the windshield defogger
switch is on, the indicator illumi-
nates on the windshield defogger
switch.
■Defogging the rear window
and outside rear view mir-
rors
Defoggers are used to defog the
rear window and to remove rain-
drops, dew and frost from the
outside rear view mirrors.
Press the rear window defogger
and outside rear view mirror
defoggers switch.
When the rear window defogger
and outside rear view mirror defog-
gers switch is on, t he indicator illu-
minates on the rear window
defogger and outside rear view mir-
ror defoggers switch.
The defoggers will automatically
turn off after a while.
■Air conditioning filter
P. 4 3 3
■Air conditioning system refrig-
erant
●A label regarding the refrigerant of
the air conditioning system is
attached to the ho od at the loca-
tion shown in the f ollowing illustra-
tion.
●The meaning of each symbol on
the label are as follows:
■Customization
Some functions can be customized.
( P.526)
Caution
Air conditioning sys-
tem
Air conditioning sys-
tem lubricant type
Requires registered
technician to service
air conditioning sys-
tem
Flammable refrigerant
WA R N I N G
■To prevent the windshield
from fogging up
Do not use the windshield defog-
ger switch during cool air opera-
tion in extremely humid weather.
The difference between the tem-
perature of the outside air and
that of the windshield can cause
the outer surface of the wind-
shield to fog up, blocking your
vision.
■When the outside rear view
mirror defoggers are operat-
ing
Do not touch the rear view mirror
surfaces when the outside rear
view mirror def oggers are on.
NOTICE
■To prevent 12-volt battery dis-
charge
Do not leave the air conditioning
system on longer than necessary
when the hybrid system is off.

3845-5. Using the other interior features
HIGHLANDER HV_U
*: If equipped
The HomeLink® wireless control
system in your vehicle has 3
buttons which can be pro-
grammed to operate 3 different
devices. Refer to the program-
ming methods on the following
pages to determine the method
which is appropriate for the
device.
Vehicles with auto anti-glare
inside rear view mirror
HomeLink
® indicator light
Garage door operation indi-
cators
HomeLink
® icon
Illuminates while HomeLink® is operating.
Buttons
Vehicles with Digital Rearview
Mirror
HomeLink
® logo
Appears while HomeLink® is oper-
ating. When the menu button
( P.167) is pressed, the logo dis-
appears even while the HomeLink
®
is operating.
Garage door operation indi-
cators
HomeLink
® indicator light
Illuminates above each button
selected.
Buttons
■Codes stored in the Home-
Link® memory
●The registered codes are not
erased even if the 12-volt battery
cable is disconnected.
●If learning failed when registering
a different code to a HomeLink®
button that already has a code
registered to it, the already regis-
tered code will not be erased.
Garage door opener*
The garage door opener can
be programmed using the
HomeLink
® to operate
garage doors, gates, entry
doors, door locks, home
lighting systems, security
systems, and other devices.
System components