Page 241 of 607
PRIUS v_OM_OM47B78U_(U)
2394-5. Using the driving support systems
4
Driving
●Vehicles with small rear ends (trailers with no load on board, etc.)
● Motorcycles traveling in the same lane
● When water or snow thrown up by the surrounding vehicles hinders the
detecting of the sensor
●When your vehicle is pointing upwards
(caused by a heavy load in the luggage
compartment, etc.)
● Preceding vehicle has an extremely high
ground clearance
Page 242 of 607
240
PRIUS v_OM_OM47B78U_(U)
4-5. Using the driving support systems
■Conditions under which the vehicle-to-vehicle distance control mode
may not function correctly
In the case of the following conditions, operate the brake pedal (or accelera-
tor pedal, depending on the situation) as necessary.
As the sensor may not be able to correctly detect vehicles ahead, the system
may not operate properly.
●When the vehicle ahead of you decelerates suddenly
●
When the road curves or when the lanes
are narrow
● When steering wheel operation or your
position in the lane is unstable
Page 272 of 607

2705-1. Basic Operations
PRIUS v_OM_OM47B78U_(U)
By touching the screen with your finger, you can control the audio sys-
tem, etc.
■To u c h
Quickly touch and release once.
●Changing and selecting various settings
■Drag*
Touch the screen with your finger, and move the screen to the
desired position.
●Scrolling the lists
● Using scroll bar in lists
■Flick*
Touch the screen with your finger and quickly move the screen by
flicking your finger.
●Scrolling the main screen page
● Returning to the menu screen from the sub-menu screen (screen
one level below)
*: The above operations may not be performed on all screens.
■Capacitive touch switches
The control panel uses capacitive touch sensors.
In the following cases, incorrect operation or non-response may occur.
●If the operating section is dirty or has liquid attached to it, incorrect operation
or non-response may occur.
● If the operating section receives electromagnetic waves, incorrect operation
or non-response may occur.
● If wearing gloves during operation, non-response may occur.
● If fingernails are used to operate the system, non-response may occur.
● If a touch pen is used to operate the system, non-response may occur.
● If the palm of your hand touches the operating section during operation,
incorrect operation may occur.
● If the palm of your hand touches the operating section, incorrect operation
may occur.
● If operations are performed quickly, non-response may occur.
Operating the touch screen
Page 279 of 607

277
PRIUS v_OM_OM47B78U_(U)
5-2. Setup
5
Audio system
General settings
Press the “SETUP” button.
Select “General” on the “Setup”
screen.“English”, “Français” or
“Español” can be selected.
Select to change the unit of
measure for distance dis-
tance/fuel consumption. (If
equipped)
On/off can be selected to
sound beeps.
Select to change the screen
color.
Select to change the keyboard layout.
Select to change the capacitive touch button sensor sensitivity.
The animation effect for the screen can be set to on/off.
Select to delete personal data. ( P. 278)
Select to update program versions. For details, contact your
Toyota dealer.
Select to display the software information. Notices related to third
party software used in this product are enlisted. (This includes
instructions for obtaining such software, where applicable.)
■ To return to the default settings
Select “Default”, and then “Yes”.
Settings are available for adjusting the operation sounds,
screen animation, etc.
Screen for general settings
1
2
1
2
3
4
5
6
7
8
9
10
Page 481 of 607

4798-2. Steps to take in an emergency
PRIUS v_OM_OM47B78U_(U)
8
When trouble arises
SRS warning lightIndicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system; or
• The seat belt pretensioner system
Have the vehicle inspected by your Toyota dealer
immediately.
ABS warning light
Indicates a malfunction in:
• The ABS; or
• The brake assist system
Have the vehicle inspected by your Toyota dealer
immediately.
Electric power steering system warning light (warning
buzzer)
Indicates a malfunction in the EPS (Electric Power Steer-
ing) system
Have the vehicle inspected by your Toyota dealer
immediately.
(Flashes or
illuminates)
(If equipped)
PCS warning light
Indicates a malfunction in the PCS (Pre-Collision System)
or that the system is temporarily unavailable due to the
vehicle being extremely hot/cold, or dirt around a front
sensor, etc.
Follow the instructions displayed on the multi-infor-
mation display. ( P. 216, 478)
If the PCS (Pre-Collision System) or VSC (Vehicle Stability
Control) system is disabled, the PCS warning light will illu-
minate.
P. 216
Slip indicator light
Indicates a malfunction in:
• The VSC system;
• The TRAC system; or
• The hill-start assist control system
Have the vehicle inspected by your Toyota dealer
immediately.
The light will flash when the above systems and/or ABS
are operating.
Warning lightWarning light/Details/Actions
Page 484 of 607

4828-2. Steps to take in an emergency
PRIUS v_OM_OM47B78U_(U)
■SRS warning light
This warning light system monitors the airbag sensor assembly, front impact
sensors, side impact sensors (front), side impact sensors (front door), side
impact sensors (rear), driver’s seat position sensor, driver’s seat belt buckle
switch, front passenger occupant classification system (ECU and sensors),
“PASSENGER AIR BAG” indicator, front passenger’s seat belt buckle switch,
seat belt pretensioner assemblies, airbags, interconnecting wiring and power
sources. ( P. 4 1 )
■ Front passenger detection sensor, seat belt reminder and warning
buzzer
●If luggage is placed on the front passenger seat, the front passenger detec-
tion sensor may cause the warning light to flash and the warning buzzer to
sound even if a passenger is not sitting in the seat.
● If a cushion is placed on the seat, the sensor may not detect a passenger,
and the warning light may not operate properly.
■ Electric power steering system warning light (warning buzzer)
When the 12-volt battery charge becomes insufficient of the voltage tempo-
rarily drops, the electric power steering system warning light may come on
and the warning buzzer may sound.
■ If the malfunction indicator lamp comes on while driving
First check the following:
● Is the fuel tank empty?
If it is, fill the fuel tank immediately.
● Is the fuel tank cap loose?
If it is, tighten it securely.
The malfunction indicator lamp will go off after several driving trips.
If the malfunction indicator lamp does not go off even after several trips, con-
tact your Toyota dealer as soon as possible.
Page 492 of 607

4908-2. Steps to take in an emergency
PRIUS v_OM_OM47B78U_(U)
Indicates that steering control function is tempo-
rarily canceled due to the LDA (Lane Departure
Alert with steering control) system determining
that the driver does not have the hands on the
steering wheel while the steering control function
is onIf the driver operates the steering wheel only a
small amount, the system may be unable to
detect the steering wheel operations and this
warning may be displayed.
Firmly hold the steering wheel.
Indicates that the radar sensor is dirty or covered
with ice
A buzzer also sounds.
Clean the sensor.
Indicates that the dynamic radar cruise control
system cannot be used temporarily due to bad
weather
A buzzer also sounds.
Use the radar cruise control system when it
becomes available again.
Indicates a malfunction in the dynamic radar
cruise control system
Press the “ON-OFF” button once to deactivate
the system, and then press the button again to
reactivate the system.
A buzzer also sounds.
Have the vehicle inspected by your Toyota
dealer.
Indicates a malfunction in the LDA (Lane Depar-
ture Alert with steering control) system
A buzzer also sounds.
Have the vehicle inspected by your Toyota
dealer.
Warning messageDetails/Actions
(Yellow)
Page 493 of 607

4918-2. Steps to take in an emergency
PRIUS v_OM_OM47B78U_(U)
8
When trouble arises
The operation conditions of the camera sensor
(temperature, etc.) are not met.
When the operation co nditions of the cam-
era sensor (temperature, etc.) are met, the
following systems will become available.
• PCS (Pre-Collision System)
• LDA (Lane Departure Alert with steering con- trol) system
• Automatic High Beam
Indicates that the system is temporarily unavail-
able due to a malfunction in a sensor other than
the camera sensor A buzzer also sounds.
Turn the LDA (Lane Departure Alert with
steering control) system off, wait for a little
while, and then turn the LDA (Lane Depar-
ture Alert with steering control) system
back on.
Dirt, rain, condensation, ice, snow, etc., are pres-
ent on the windshield in front of the camera sen-
sor.
The following systems will be temporarily unus-
able.
• PCS (Pre-Collision System)
• LDA (Lane Departure Alert with steering con-
trol) system
• Automatic High Beam
Turn the system off, remove any dirt, rain,
condensation, ice, snow, etc., from the
windshield, and then turn the system back
on.
Indicates a malfunction in the pre-collision sys-
tem
A buzzer also sounds.
Have the vehicle inspected by your Toyota
dealer immediately.
Warning messageDetails/Actions
(Yellow)
(Yellow)
(Yellow)