rear view mirror TOYOTA HIGHLANDER 2022 Owner's Guide
Page 293 of 568
2934-5. Using the driving support systems
4
Driving
*: If equipped
Meter control switches
Turning the RCTA function on/off.
When the RCTA function is dis-
abled, the RCTA OFF indicator illu-
minates.
Outside rear view mirror indi-
cators
When a vehicle approaching from 
the right or left at the rear of the 
vehicle is detected, both outside 
rear view mirror indicators will flash.
Audio system screen
If a vehicle approaching from the 
right or left at the rear of the vehicle 
is detected, the RCTA icon 
(  P.296) for the detected side will 
be displayed on the audio system 
screen. This illust ration shows an 
example of a vehicle approaching 
from both sides of the vehicle.
RCTA buzzer
If a vehicle approaching from the 
RCTA (Rear Cross Traf-
fic Aler t) function*
The RCTA function uses the 
BSM rear side radar sensors 
installed behind the rear 
bumper. This function is 
intended to assist the driver 
in checking areas that are 
not easily visible when 
backing up.
WARNING
■Cautions regarding the use of 
the system
There is a limit to the degree of 
recognition accuracy and control 
performance that this system can 
provide, do not ov erly rely on this 
system. The driver is always 
responsible for paying attention to 
the vehicle’s surroundings and 
driving safely. ( P.278)
■To ensure the system can 
operate properly
 P. 2 8 0
System components 
Page 294 of 568
2944-5. Using the driving support systems
right or left at the rear of the vehicle 
is detected, a buzzer will sound.
4.2-inch display
Use the meter control switches 
to enable/disable the RCTA 
function. ( P.89)
1 Press   or   to select  .
2 Press   or   to select 
“RCTA” and then press  .
7-inch display
Use the meter control switches 
to enable/disable the RCTA 
function. ( P.98)
1 Press   or   to select  .
2 Press   or   to select 
“RCTA” and then press  .
When the RCTA function is dis-
abled, the RCTA OFF indicator 
( P.78) illuminates on the 
multi-information  display. (Each 
time the engine switch is turned off 
then changed to ON, the RCTA 
function will be enabled automati-
cally.)■Outside rear vie w mirror indica-
tor visibility
In strong sunlight, the outside rear 
view mirror indicator 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.280) 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 
Turning the RCTA func-
tion on/off
WARNING
■Cautions regarding the use of 
the function
The driver is solely responsible for 
safe driving. Always drive safely, 
taking care to observe your sur-
roundings.
The RCTA function is only a sup-
plementary function which alerts 
the driver that 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. 
Page 295 of 568
2954-5. Using the driving support systems
4
Driving
operate normally when driving in 
extremely hot or cold environments.
■Rear side radar sensors
 P. 2 8 0
■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. 8 9 )
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 lev el will change 
between 1, 2, and 3.
7-inch display
Use the meter control switches 
to change settings. ( P. 9 8 )1
Press   or   to select  .
2 Press   or   to select and 
“RCTA” 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.
■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 engine 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.
Setting the buzzer volume 
(vehicles with a Intuitive 
parking assist)
 RCTA function 
Page 334 of 568
3345-2. Using the air conditioning system and defogger
5-2.Using the air conditioning system and defogger
*: If equipped
Fan speed control switch
On/off switch
Windshield defogger switch
“A/C” switch
Outside/recirculated air mode switch
Temperature control switch
“MAX A/C” switch
“REAR” switch
Press the switch to turn the rear air conditioning system on/off. (P.352)
When the rear air conditioning  system is on, the indicator illuminates on the 
“REAR” switch.
Airflow mode control switch
Rear window defogger and outside rear view mirror defoggers 
switch
Windshield wiper de-icer switch
■Adjusting the temperature 
setting
To adjust the temperature set-
ting, turn the temperature con-
trol switch clockwise (warm) or 
counterclockwise (cool).
If “A/C” switch is not pressed, the  system will blow ambient tempera-
ture air or heated air.
■Fan speed setting
To adjust the fan speed, turn the 
fan speed control switch clock-
wise (increase) or counterclock-
wise (decrease).
Front manual air c onditioning system*
Air conditioning controls 
Page 335 of 568
3355-2. Using the air conditioning system and defogger
5
Interior features
Pressing the on/off switch turns off 
the fan.
When the fan is off, pressing the 
on/off switch or turning the fan 
speed control switch will turn on the 
fan.
■Change the airflow mode
Press the airflow mode control 
switch.
1 Upper body
2 Upper body and feet
3 Feet
4 Feet and the windshield 
defogger operates
■Switching between outside 
air and recirculated air 
modes
Press the outside/recirculated 
air mode switch.
The mode switches between 
outside air mode and recircu-
lated air mode each time the 
switch is operated.
When recirculated air mode is 
selected, the indicator illuminates 
on the outside/recirculated air 
mode switch.
■Set cooling and dehumidifi-
cation function
Press the “A/C” switch.
When the function is on, the indica-
tor illuminates on the “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 
the recirculated air mode is used.
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 
raindrops, 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- 
Page 337 of 568
3375-2. Using the air conditioning system and defogger
5
Interior features
to outside air mode prior to turning 
the vehicle off.
●When parking, the system auto-
matically switches to outside air 
mode to encourage better air cir-
culation throughout the vehicle, 
helping to reduce odors that occur 
when starting the vehicle.
■Air conditioning filter
 P. 4 3 2
■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:
Caution
Air conditioning sys-
tem
Air conditioning sys-
tem lubricant type
Requires registered 
technician to service 
air conditioning sys-
tem
Flammable refrigerant
WARNING
■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.
■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 p illars when the 
windshield wiper de-icer is on.
NOTICE
■To prevent battery discharge
Do not leave the air conditioning 
system on longer than necessary 
when the engine 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. 
Page 339 of 568
3395-2. Using the air conditioning system and defogger
5
Interior features
*: If equipped
Automatic mode switch (P.348)
Left-hand side temperature control switch
“OFF” switch
Windshield defogger switch
Rear air conditioning system on/off switch ( P.355)
S-FLOW mode switch ( P.348)
Right-hand side temperature control switch
“A/C” switch
Outside/recirculated air mode switch
“REAR CLIMATE” switch ( P.355)
Rear seat temperature contorl knob ( P.355)
Airflow mode control knob
Fan speed control knob
“SYNC” control knob
Rear window defogger and outside rear view mirror defoggers 
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) 
Page 341 of 568
3415-2. Using the air conditioning system and defogger
5
Interior features
selected, the indicator illuminates 
on the outside/recirculated air 
mode 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 
engine 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  
Page 343 of 568
3435-2. Using the air conditioning system and defogger
5
Interior features
up, press the Stop & Start cancel 
switch and refrain from using the 
Stop & Start system.
■When an odor comes from the 
air conditioning system while 
the engine is stopped due to the 
Stop & Start system (vehicles 
with Stop & Start system)
Press the Stop & Start cancel switch 
to restart the engine.
■Air conditioning filter
 P. 4 3 2
■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.521)
Caution
Air conditioning sys-
tem
Air conditioning sys-
tem lubricant type
Requires registered 
technician to service 
air conditioning sys-
tem
Flammable refrigerant
WARNING
■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.
■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 p illars when the 
windshield wiper de-icer is on.
NOTICE
■To prevent battery discharge
Do not leave the air conditioning 
system on longer than necessary 
when the engine 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. 
Page 344 of 568
3445-2. Using the air conditioning system and defogger
Left-hand side temperature control switch
Automatic mode switch (P.348)
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)