2023 TOYOTA MIRAI brake sensor

3065-5. Using the driving support systems
Owners Manual_USA_M62064_en
■If you feel that the vehicle is
approaching close to a sur-
rounding vehicle, object, per-
son, or gutter
 P. 3 0 4
■Perpendicular exiting (for-
ward/reverse) function
Do not use exiting (for-
ward/reverse) function in any situa-
tion other than when exiting a
parallel parking spot. If assistance is
started unintentionally, depress the
brake pedal and stop the vehicle,
then press the Advanced Park main
switch to cancel assistance.
■Situations in which the perpen-
dicular exiting (forward /
reverse) function will not oper-
ate
In situations such as the following,
the perpendicular exiting (for-
ward/reverse) func tion will not oper-
ate:
●When a vehicle which is waiting to
park is in the exit direction
●When a wall, column, or person is
detected as near a front or rear
center or corner sensor
■When the brakes have been
operated
 P. 3 0 4
The parallel parking function can
be used if the target parking
space can be detected when the
vehicle is stopped close and
aligned with the center of the
parking space. Also, depending
on the condition of the parking
space, etc., if it is necessary to
change the direction of travel of
the vehicle, the shift position can
be changed by assistance con-
trol.
■Parking using the parallel
parking function
1 Stop the vehicle with it
aligned near the center of the
target parking space.
If there are parking space
lines
Advanced Park Parallel
parking function

3115-5. Using the driving support systems
Owners Manual_USA_M62064_en
5
Driving
■If you feel that the vehicle is
approaching close to a sur-
rounding vehicle, object, per-
son, or gutter
 P. 3 0 4
■Parallel exiti ng function
Do not use parallel exiting function
in any situation other than when
exiting a parallel parking spot. If
assistance is star ted unintention-
ally, depress the brake pedal and
stop the vehicle, then press the
Advanced Park ma in switch to can-
cel assistance.
■Situations in which the parallel
exiting function will not operate
In situations such as the following,
the parallel exiting function will not
operate:
●When vehicles waiting at a traffic
signal in the exit direction
●When a vehicle i s stopped in the
area behind where the vehicle will
exit
●When a wall, column, or person is
detected as near a front or rear
side sensor
●When the vehicle has been
parked on a curb and a side sen-
sor detects th e road surface
●When a vehicle is not parked in
front of the vehicle
●When there is ex cessive space
between the front of the vehicle
and a parked vehicle
■When the brakes have been
operated
 P.304
The memory function can be
used to park in a previously reg-
istered parking space, even if
there are no parking space lines
or adjacent parked vehicles.
Up to 3 parking spaces can be
registered.
Advanced Park Memory
function

3235-5. Using the driving support systems
Owners Manual_USA_M62064_en
5
Driving
road surfaces by controlling the
brakes, fuel cell system output,
steering assist.
■The Secondary Collision
Brake
When the SRS airbag sensor
detects a collision and the sys-
tem operates, the brakes and
brake lights are automatically
controlled to reduce the vehicle
speed and help reduce the pos-
sibility of further damage due to
a secondary collision.
■When the TRAC/VSC/ABS sys-
tems are operating
The slip indicator light will flash
while the TRAC/VSC/ABS systems
are operating.
■Disabling the TRAC system
If the vehicle gets stuck in mud, dirt
or snow, the TRAC system may
reduce power from the fuel cell sys-
tem to the wheels. Pressing to
turn the system off may make it eas-
ier for you to rock the vehicle in
order to free it.
To turn the TRAC system off, quickly
press and release .
The “Traction Control Turned OFF”
will be shown on the multi-informa-
tion display. Press again to
turn the system
back on.
“Traction Control Turned OFF”
■Turning off both TRAC and VSC
systems
To turn the TRAC and VSC systems
off, press and hold for more
than 3 seconds while the vehicle is
stopped.
The VSC OFF indicator light will
come on and the “Traction Control
Turned OFF” will be shown on the
multi-information display.
*
Press again to turn the system
back on.
*: PCS will also be disabled (only
Pre-Collision warning is avail-
able). The PCS warning light will
come on and a message will be
displayed on the multi-information
display. ( P.230, 456)
■When the message is dis-
played on the multi-information
display showing that TRAC has
been disabled even if has
not been pressed
TRAC is temporary deactivated. If
the information continues to show,
contact your Toyota dealer.

3255-5. Using the driving support systems
Owners Manual_USA_M62064_en
5
Driving
■Operating conditions of Active
Cornering Assist
The system operates when the fol-
lowing occurs.
●TRAC/VSC can operate
●The driver is at tempting to accel-
erate while turning
●The system detects that the vehi-
cle is drifting to the outer side
●The brake pedal is released
■Reduced effectiveness of the
EPS system
The effectiveness of the EPS sys-
tem is reduced to prevent the sys-
tem from overheating when there is
frequent steering input over an
extended period of time. The steer-
ing wheel may feel heavy as a
result. Should this occur, refrain
from excessive steering input or
stop the vehicle and turn the fuel
cell system off. The EPS system
should return to normal within 10
minutes.
■Secondary Collision Brake
operating conditions
The system operates when the SRS
airbag sensor detects a collision
while the vehicle is in motion. How-
ever, the system does not operate in
any of the following situations.
●When driving at a low speed
●Components are damaged
■Secondary Collision Brake
automatic cancelation
The system is automatically can-
celed in any of th e following situa-
tions.
●The vehicle speed has decreased
to a certain speed
●A certain amount o f time elapses
during operation
●The accelerator pedal is
depressed a large amount
WARNING
■The ABS does not operate
effectively when
●The limits of tire gripping perfor-
mance have been exceeded
(such as excessively worn tires
on a snow covered road).
●The vehicle hydroplanes while
driving at high speed on wet or
slick roads.
■Stopping distance when the
ABS is operating may exceed
that of normal conditions
The ABS is not designed to
shorten the vehicle’s stopping dis-
tance. Always maintain a safe dis-
tance from the veh icle in front of
you, especially in the following sit-
uations:
●When driving on dirt, gravel or
snow-covered roads
●When driving with tire chains
●When driving over bumps in the
road
●When driving over roads with
potholes or uneven surfaces
■TRAC/VSC may not operate
effectively when
Directional control and power may
not be achievable while driving on
slippery road surfaces, even if the
TRAC/VSC system is operating.
Drive the vehicle carefully in con-
ditions where stability and power
may be lost.
■Active Cornering Assist does
not operate effectively when
●Do not overly rely on Active
Cornering Assist. Active Corner-
ing Assist may not operate
effectively when accelerating
down slopes or driving on slip-
pery road surfaces.

3937-1. Maintenance and care
Owners Manual_USA_M62064_en
7
Maintenance and care
●To protect the paint from damage,
make sure to obs erve the follow-
ing precautions.
• Do not use acidi c, alkaline or
abrasive detergent
• Do not use hard brushes
• Do not use det ergent on the
wheels when they are hot, such
as after driving or parking in hot
weather
■Brake pads and calipers
Rust may form if the vehicle is
parked with wet brake pads or disc
rotors, causing them to stick. Before
parking the vehicle after it is
washed, drive slow ly and apply the
brakes several times to dry the
parts.
■Bumpers
Do not scrub with abrasive cleaners.
■Front side windows water-
repellent coating
●The following precautions can
extend the effectiveness of the
water-repellent coating.
• Remove any dirt, etc. from the front side windows regularly.
• Do not allow dirt and dust to accu- mulate on the windows for a long
period.
Clean the windows with a soft,
damp cloth as soon as possible.
• Do not use wax or glass cleaners
that contain abrasives when
cleaning the windows.
• Do not use any metallic objects to
remove condensation build up.
■Plated portions
If dirt cannot be removed, clean the
parts as follows:
●Use a soft cloth dampened with an
approximately 5% solution of neu-
tral detergent and water to clean
the dirt off.
●Wipe the surface with a dry, soft
cloth to remove any remaining
moisture.
●To remove oily deposits, use alco-
hol wet wipes or a similar product.
■Roof film (vehicles with elec-
tronic sunshade)
●Dirt like bird droppings and oil
should be cleaned off with a neu-
tral detergent immediately.
●When something was attached on
the film and its mark remains. The
small mark can be recovered by
dryer heating.
●Do not apply any films on the film.
●Do not use wax that contains
abrasives.
●In case of the film repair, please
request at your Toyota dealer.
■Vehicles with Advanced Drive
(if equipped)
As this vehicle is equipped with vari-
ous sensors, also refer to “Toyota
Teammate Advanced Drive
OWNER’S MANUAL” at Toyota.com
when cleaning the vehicle.
WARNING
■When washing the vehicle
Do not apply water to the inside of
the fuel cell unit compartment.
Doing so may cause the electrical
components, etc . to catch fire.

3957-1. Maintenance and care
Owners Manual_USA_M62064_en
7
Maintenance and care
NOTICE
• If the vehicle becomes heavily soiled with dust or mud
• If liquids such as benzene and gasoline are spilled on the paint
surface
●If the paint is chipped or
scratched, have it repaired
immediately.
●To prevent the wheels from cor-
roding, remove any dirt and
store in a place with low humid-
ity when storing the wheels.
■Cleaning the exterior lights
●Wash carefully. Do not use
organic substances or scrub
with a hard brush.
This may damage the surfaces
of the lights.
●Do not apply wax to the sur-
faces of the lights.
Wax may cause damage to the
lenses.
■When washing the car
Do not remove the vehicle recep-
tacle cap and directly pour water
over the vehicle receptacle. If
water enters the vehicle recepta-
cle, damage may occur.
■When using an automatic car
wash
Set the wiper switch to the off
position.
If the wiper switch is in “AUTO”,
the wipers may operate and the
wiper blades may be damaged.
■When using a high pressure
car wash
●When washing the vehicle, do
not spray the camera or its sur-
rounding area directly with a
high pressure washer. Shock
applied from high pressure
water may cause the device to
not operate normally.
●Do not spray water directly on
the radar sensor which is
equipped behind the emblem.
Otherwise it may cause the
device to be damaged.
●Do not bring the nozzle tip close
to boots (rubber or resin manu-
factured cover), connectors or
the following parts. The parts
may be damaged if they come
into contact with high-pressure
water.
• Fuel cell stack
• Traction related parts
• Steering parts
• Suspension parts
• Brake parts
●Keep the cleaning nozzle at
least 11.9 in. (30 cm) away from
the vehicle body. Otherwise
resin section, s uch as moldings
and bumpers, may be deformed
and damaged.
Also, do not continuously hold the
nozzle in the same place.
●Do not spray the lower part of
the windshield continuously.
If water enters the air conditioning
system intake located near the
lower part of the windshield, the
air conditioning system may not
operate correctly.

4578-2. Steps to take in an emergency
Owners Manual_USA_M62064_en
8
When trouble arises
■LTA indicator (warning buzzer)
■Intuitive parking assist OFF indicator (warning buzzer)
■PKSB OFF indicator (warning buzzer)
Warning lightDetails/Actions
(Orange)
Indicates a malfunction in t he LTA (Lane Tracing Assist)
 Follow the instructions dis played on the multi-infor-
mation display. ( P.240)
Warning lightDetails/Actions
(If equipped)
Indicates a malfunction in the i ntuitive parking assist func-
tion
 Have the vehicle inspecte d by your Toyota dealer
immediately.
Indicates that the system is te mporarily unavailable, possi-
bly due to a sensor being dirt y or covered with ice, etc.
 Follow the instructions dis played on the multi-infor-
mation display. ( P.263)
Warning lightDetails/Actions
(If equipped)
When a buzzer sounds:
Indicates a malfun ction in the PKSB ( Parking Support
Brake) system
 Have the vehicle inspecte d by your Toyota dealer
immediately.
When a buzzer does not sound:
Indicates that the system is te mporarily unavailable, possi-
bly due to a sensor being dirt y or covered with ice, etc.
 Follow the instructions dis played on the multi-infor-
mation display. ( P.286)

4658-2. Steps to take in an emergency
Owners Manual_USA_M62064_en
8
When trouble arises
depressed to hold the vehicle while
the vehicle is stopped on an incline,
etc. The fuel cell system may over-
heat. Release the accelerator pedal
and depress the brake pedal.
■If “Auto Power OFF to Conserve
Battery” is displayed
Power was turned off due to the
automatic power off function. Next
time when starting the fuel cell sys-
tem, operate the fuel cell system for
approximately 5 minutes to
recharge the 12-volt battery.
■If “Headlight System Malfunc-
tion Visit Your Dealer” is dis-
played
The following systems may be mal-
functioning. Have the vehicle
inspected by your Toyota dealer
immediately.
●The LED headlight system
●The automatic headlight leveling
system (if equipped)
●AHB (Automatic High Beam)
■If “Radar Cruise Control
Unavailable See Owner’s Man-
ual” is displayed
The dynamic radar cruise control
with full-speed range system is sus-
pended temporarily or until the prob-
lem shown in the message is
resolved. (Causes and coping meth-
ods: P.217)
■If “Radar Cruise Control
Unavailable” is displayed
The dynamic radar cruise control
with full-speed range system cannot
be used temporarily. Use the system
when it becomes available again.
■If a message that indicates the
malfunction of front camera is
displayed
The following sys tems may be sus-
pended until the pr oblem shown in
the message is resolved. ( P.217,
454)
●PCS (Pre-Collision system)
●LTA (Lane Tracing Assist)
●AHB (Automatic High Beam)
●RSA (Road Sign Assist) (if
equipped)
●Dynamic radar cruise control with
full-speed range
■If a message that indicates the
malfunction of radar sensor is
displayed
The following systems may be sus-
pended until the problem shown in
the message is resolved. (P.217,
454)
●PCS (Pre-Collision system)
●LTA (Lane Tracing Assist)
●Dynamic radar cruise control with
full-speed range
■If “Shift System Malfunction
Shifting Unavailable Drive to a
Safe Place and Stop” or “Shift
System Malfunction Driving
Unavailable” is displayed
There is a malfunc tion in the shift
control system. Have the vehicle
inspected by your Toyota dealer
immediately.
■If a message that indicates the
need for the shift lever opera-
tion is displayed
To prevent the shift lever from being
operated incorrectl y or the vehicle
from moving unexpectedly, a mes-
sage that requires shifting the shift
position may be displayed on the
multi-information display. In that
case, follow the in struction of the
message and shift the shift position.
■If a message regarding
Advanced Drive is displayed
Refer to “Toyota Teammate
Advanced Drive OWNER’S MAN-
UAL” at Toyota.com for details.