Page 435 of 808
PRIUS PRIME_OM_OM47E74U_(U)
4355-5. Using the driving support systems
5
Driving
The Rear Cross Traffic Alert functions when your vehicle is in reverse.
It can detect other vehicles approaching from the right or left rear of
the vehicle. It uses radar sensors to alert the driver of the o ther vehi-
cle’s existence through flashing the outside rear view mirror i ndicators
and sounding a buzzer.
The Rear Cross Traffic Alert function
IO55PH087
Approaching vehicles Detection areas
WARNING
■Cautions regarding the use of the system
There is a limit to the degree of recognition accuracy and cont rol perfor-
mance that this system can provide, do not overly rely on this system. The
driver is always responsible for paying attention to the vehicl e’s surround-
ings and driving safely. ( P. 433)
■ To ensure the system can operate properly
P. 431
12
Page 493 of 808

PRIUS PRIME_OM_OM47E74U_(U)
4935-5. Using the driving support systems
5
Driving
WARNING
●Do not rely solely upon the Simple Advanced Parking Guidance System.
As with unequipped vehicles, move forward and back up carefully while
directly confirming the safety of your surroundings and the are a to the rear
of the vehicle.
● Do not back up while viewing the multi-information display. Backing up
while only viewing the monitor screen may cause a collision or lead to an
accident, as the image displayed on the monitor screen may diff er from
actual conditions. Make sure to visually check the surrounding areas and
the area to the rear of the vehicle with and without the mirror while backing
up.
● Drive slowly while adjusting your speed by depressing the brake pedal
when backing up or moving forward.
● If it seems the vehicle may make contact with a pedestrian, ano ther vehi-
cle or any other obstacles, stop the vehicle by depressing the brake pedal,
and then press the S-APGS switch to turn off the system.
● Use the system in a parking lot with a flat surface.
● Observe the following precautions, as the steering wheel automatically
turns during use.
• There is risk of a necktie, scarf, your arm, etc. being caught on the
steering wheel. Please do not allow your upper body to be close to the
steering wheel. Also, do not allow children close to the steeri ng wheel.
• There is a possibility of injury when the steering wheel turns if you have long fingernails.
• In case of emergency, stop the vehicle by depressing the brake pedal,
and then press the S-APGS switch to turn off the system.
● Always confirm that there is appropriate space before attemptin g to park
the vehicle and operate the system.
Page 509 of 808
PRIUS PRIME_OM_OM47E74U_(U)
5096-1. Using the air conditioning system and defogger
6
Interior features
■Change the airflow mode
Move the airflow change knob
upwards or downwards to
change the airflow mode.
The air outlets used are
switched each time the knob is
operated.
Air flows to the upper body
Air flows to the upper body
and feet
Air flows to the feet
Air flows to the feet and the
windshield defogger oper-
ates
■Other functions
●Switching between outside air and recirculated air modes
( P. 511)
● Defogging the windshield ( P. 5 1 1 )
● Defogging the rear window and outside rear view mirrors
( P. 512)
Airflow change
knob
1
2
3
4
Page 512 of 808
5126-1. Using the air conditioning system and defogger
PRIUS PRIME_OM_OM47E74U_(U)■
Defogging the rear window and
outside rear view mirrors
Defoggers are used to defog the rear window and to remove rain-
drops, dew and frost from the outside rear view mirrors.
Press .
Defoggers switch between on and off each time is pressed.
The indicator illuminates when defoggers are on.
The defoggers will automatically turn off after a period of tim e.
■
Eco score (A/C score)
P. 2 2 9
Page 518 of 808
5186-1. Using the air conditioning system and defogger
PRIUS PRIME_OM_OM47E74U_(U)■
Customization
Settings (e.g. A/C auto switching operation) can be changed. (C ustomizable
features: P. 749)
WARNING
■ To prevent the windshield from fogging up
● Do not use
during cool air operation in extremely humid weather.
The difference between the temperature of the outside air and that of the
windshield can cause the outer surface of the windshield to fog up, block-
ing your vision.
■ To prevent burns
Do not touch the rear view mirror surfaces when the outside rea r view mirror
defoggers are on.
● Do not place anything on the instrument
panel which may cover the air outlets.
Otherwise, air flow may be obstructed,
preventing the windshield defoggers
from defogging.
Page 522 of 808

5226-1. Using the air conditioning system and defogger
PRIUS PRIME_OM_OM47E74U_(U)■
Other functions
●
Switching between outside air and recirculated air modes
( P. 523)
● Defogging the windshield ( P. 5 2 3 )
● Defogging the rear window and outside rear view mirrors
( P. 523)
Select on the air conditioning control screen.
Adjust the temperature setting. ( P. 5 2 1 )
To stop the operation, select .
■Automatic mode indicator
If the fan speed setting or air flow modes are operated, the
indicator goes off. However, automatic mode for func-
tions other than that o perated is maintained.
This function automatically contro ls the air conditioning airflow so that
priority is given to the front seats. When the front passenger seat is
not occupied, airflow may switch to only the driver’s seat. Unn eces-
sary air conditioning is suppressed, contributing to increased fuel effi-
ciency.
Front seat concentrated airflow mode operates in the following situa-
tions.
● No passengers are dete cted in the rear seats
● The windshield defogger is not operating
While operating, illuminates.
■Manually turning front seat con centrated airflow mode on/off
In front seat concentrated airflow mode, directing airflow to t he front
seats only and to all seats can be switched via switch operatio n.
When the mode has been switched manually, automatic airflow
control stops operating.
Select on the center displ ay and switch the airflow.
● Indicator illuminated: Airflow to the front seats only
● Indicator off: Airfl ow to all the seats
Using automatic mode
Front seat concentrated airflow mode (S-FLOW)
1
2
3
Page 523 of 808

PRIUS PRIME_OM_OM47E74U_(U)
5236-1. Using the air conditioning system and defogger
6
Interior features
■Switching between outside air and recirculated air modes
Select on the air conditioning control screen.
The mode switches between outside air mode and recirculated air mode
each time is selected.
The indicator illuminates when recirculated air mode is
selected.
■
Air conditioning eco mode
The air conditioning system is c ontrolled with low fuel consumption
prioritized such as re ducing fan speed, etc.
Select on the air condit ioning control screen.
The air conditioning eco mode switches between on and off each time
is selected.
The indicator illuminates when the air conditioning eco mode i s
on.
■
Defogging the windshield
Defoggers are used to defog the windshield and front side win-
dows.
Press .
Set to outside air mode if the recirculated air mode is used.
(It may switch automatically.)
To defog the windshield and the side windows early, turn the ai r flow and
temperature up.
The switch indicator illuminates when the defoggers are on.
To return to the previous mode, press again when the windshiel d is
defogged. Also, turning the power switch off during operation can return
to the previous mode.
■
Defogging the rear window and outside rear view mirrors
Defoggers are used to defog the rear window and to remove rain-
drops, dew and frost from the outside rear view mirrors.
Press .
Defoggers switch between on and off each time is pressed.
The switch indicator illuminates when defoggers are on.
The defoggers will automatically turn off after a period of tim e.
Other functions
Page 529 of 808
PRIUS PRIME_OM_OM47E74U_(U)
5296-1. Using the air conditioning system and defogger
6
Interior features
■Customization
Settings (e.g. A/C auto switching operation) can be changed. (C ustomizable
features: P. 749)
WARNING
■ To prevent the windshield from fogging up
● Do not use during cool air operation in extremely humid weather. The
difference between the temperature of the outside air and that of the wind-
shield can cause the outer surface of the windshield to fog up, blocking
your vision.
■ To prevent burns
Do not touch the rear view mirror surfaces when the outside rea r view mirror
defoggers are on.
● Do not place anything on the instrument
panel which may cover the air outlets.
Otherwise, air flow may be obstructed,
preventing the windshield defoggers
from defogging.