steering TOYOTA MIRAI 2022 Owners Manual

4668-2. Steps to take in an emergency
Owners Manual_USA_M62084_en
One of the following may be the
cause of the problem:
The electronic key may not be
functioning properly.
( P.468)
 There may not be sufficient
fuel in the vehicle’s tank.
Refuel the vehicle.
 The fuel door may be open.
( P.205)
 There may be a malfunction
in the immobilizer system.
( P. 6 9 )
 There may be a malfunction
in the shift control system.
*
( P.175, 453)
 There may be a malfunction
in the steering lock system.
 The fuel cell system may be
malfunctioning due to an elec-
trical problem such as elec- tronic key battery depletion or
a blown fuse. However,
depending on the type of mal-
function, an interim measure
is available to start the fuel
cell system. (
P.467)
 There is a possibility that the
temperature of the traction
battery is extremely low
(approximately below -22˚F [-
30˚C]). ( P.83, 172)
 It is possible the fuel cell sys-
tem is frozen. ( P.172)
*: It may not be possible to shift the
shift position from P.
One of the following may be the
cause of the problem:
 The 12-volt battery may be
discharged. ( P.471)
 The 12-volt battery terminal
connections may be loose or
corroded. ( P.400)
One of the following may be the
cause of the problem:
 One or both of the 12-volt bat-
tery terminals may be discon-
If the fuel cell system
will not start
Reasons for the fuel cell
system not starting vary
depending on the situation.
Check the following and
perform the appropriate
procedure:
The fuel cell system will
not start even though the
correct starting procedure
is being followed.
( P.172)
The interior lights and
headlights are dim, or the
horn does not sound or
sounds at a low volume.
The interior lights and
headlights do not turn on,
or the horn does not
sound.

4879-1. Specifications
Owners Manual_USA_M62084_en
9
Vehicle specifications
the brake system warning light is not illuminated when the fuel cell sys-
tem is operating. (If the brake system warning light is illuminated, refer to
P.441.)
*2: Make sure to confirm that the brake warning light (yellow) doe s not illumi-
nate. (If the brake warning light illuminates, refer to P.441.)
19-inch tires
20-inch tires
Steering
Free playLess than 1.2 in. (30 mm)
Tires and wheels
Tire size235/55R19 101V
Tire inflation pressure
(Recommended cold tire
inflation pressure)Front: 33 psi (230 kPa, 2.3 kgf/cm2 or bar)
Rear: 33 psi (230 kPa, 2.3 kgf/cm
2 or bar)
Wheel size19  8J
Wheel nut torque103 ft•lbf (140 N•m, 14.3 kgf•m)
Tire size245/45ZR20 103Y
Tire inflation pressure
(Recommended cold tire
inflation pressure)Front: 33 psi (230 kPa, 2.3 kgf/cm2 or bar)
Rear: 33 psi (230 kPa, 2.3 kgf/cm
2 or bar)
Wheel size20  8 1/2J
Wheel nut torque103 ft•lbf (140 N•m, 14.3 kgf•m)

4929-1. Specifications
Owners Manual_USA_M62084_enheat buildup and possible tire fail- ure.
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation pressure
Tire pressure when the vehicle has been
parked for three hours or more, or has not
been driven more than
1 mile or 1.5 km
under that condition
Maximum inflation pressure
The maximum cold inf lated pressure to
which a tire may be inflated, shown on the
sidewall of the tire
Recommended inflation pres-
sureCold tire inflation pressure recommended
by a manufacturer
Accessory weight
The combined weight (in excess of those
standard items which may be replaced) of
transmission, power steering, power
brakes, power windows, power seats,
radio and heater, to the extent that these
items are available as factory-installed
equipment (whether installed or not)
Curb weight
The weight of a moto r vehicle with stan-
dard equipment, including the maximum
capacity of fuel, oil and coolant, and if so
equipped, air conditioning and additional
weight optional engine
Maximum loaded vehicle
weight
The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Normal occupant weight
150 lb. (68 kg) times the number of occu-
pants specified in the second column of
Ta b l e 1
* that follows
Occupant distribution
Distribution of occupants in a vehicle as
specified in the third column of Table 1
*
below

5039-2. Customization
Owners Manual_USA_M62084_en
9
Vehicle specifications
■Driving position memory* (  P.136)
*: If equipped
■Outside rear view mirrors ( P.154)
■Power windows (P.156)
FunctionDefault settingCustomized
setting
Selecting door s linked to the
memory recall functionDriver’s doorAll doors——O
Driver’s seat slide movement
when exiting the vehicleFullOffO—OPartial
Steering wheel movementTilt only
Off
O—O
Telescopic only
Tilt and tele-scopic
FunctionDefault settingCustomized setting
Automatic mirror folding and
extending operation
Linked to the locking/
unlocking of the doorsOff
——OLinked to oper- ation of the
power switch
FunctionDefault settingCustomized setting
Mechanical key linked opera-
tionOffOn——O
Wireless remote control
linked operationOffOn (open only)——O
Wireless remote control
linked operation signal
(buzzer)
OnOff——O

5059-2. Customization
Owners Manual_USA_M62084_en
9
Vehicle specifications
■PCS (Pre-Collision System) ( P.212)
■LTA (Lane Tracing Assist) (P.223)
■RSA (Road Sign Assist)* ( P.234)
*: If equipped
■Dynamic radar cruise control with full-speed range ( P.237)
FunctionDefault settingCustomized
setting
PCS (Pre-Collision System)OnOff—O—
Adjust alert timing—Early/Mid-dle/Late—O—
FunctionCustomized setting
Lane centering functionOn/Off—O—
Alert typeSteering wheel vibra- tion/Buzzer—O—
Alert sensitivityHigh/Standard—O—
Vehicle sway warning func-
tionOn/Off—O—
Vehicle sway warning sensi-
tivityHigh/Standard/Low—O—
FunctionCustomized setting
RSA (Road Sign Assist)On/Off—O—
Excess speed notification
methodNo notification/Display
only/Display and buzzer—O—
Excess speed notification
level1 mph (2 km/h)/3 mph (5 km/h)/5 mph (10 km/h)—O—
Other notifications method
(No-entry notification)No notification/Display
only/Display and buzzer—O—
FunctionCustomized setting
Curve speed reduction func-
tionHigh/Low/Off—O—

5089-2. Customization
Owners Manual_USA_M62084_en
■Seat heater/seat ventilators (P.342)
*: If equipped
■Heated steering wheel* ( P.342)
*: If equipped
■Illumination ( P.346)
FunctionDefault settingCustomized
setting
Driver’s seat temperature
preference in automatic
mode
*Standard-2 (cooler) to 2 (warmer)O—O
Passenger’s seat tempera-
ture preference in automatic
mode
*Standard-2 (cooler) to 2 (warmer)O—O
FunctionDefault settingCustomized setting
Steering wheel heating pref-
erence in automatic modeStandard-2 (low) to 2 (high)O—O
FunctionDefault settingCustomized setting
Time elapsed before the inte-
rior lights turn off15 seconds
Off
O—O7.5 seconds
30 seconds
Operation of the front per-
sonal lights and interior lights
after the powe r switch is
turned off
OnOff——O
Operation of the front per-
sonal lights and interior lights
when the doors are unlocked
OnOff——O
Operation of the front per-
sonal lights and interior lights
when you appro ach the vehi-
cle with the electronic key on
your person
OnOff——O

5109-3. Initialization
Owners Manual_USA_M62084_en
9-3.Initialization
*: If equipped
Items to initialize
The following items must be initialized for normal system
operation after such cases as the 12-volt battery being recon-
nected, or maintenance being performed on the vehicle:
List of items to initialize
ItemWhen to initializeReference
PKSB (Parking
Support Brake)
*• After reconnecting or changing the 12-volt batteryP.277
Tire pressure warn-
ing system
• When the tire inflation pressure is changed, such as when
changing traveling speed or load
weight.
• When the tire inflation pressure is changed, such as when the
tire size is changed.
• When rotating the tires.
• After performing the transmitter
ID code registration procedure.
P.407
Toyota parking
assist monitor
*
• 12-volt battery has been rein-
stalled.
• The steering wheel has been moved while the 12-volt battery
was being reinstalled.
• 12-volt battery power is low.Refer to the “NAVI- GATION AND
MULTIMEDIA SYSTEM
OWNER’S MAN- UAL”.
Panoramic view
monitor
*

Owners Manual_USA_M62084_en
525What to do if... (Troubleshooting)
vehicle? (P.130)
 Is the steering wheel
unlocked? ( P.173)
 Is the electronic key battery
weak or depleted?
In this case, the fuel cell system
can be started in a temporary way.
( P.470)
 Is the 12-volt battery dis-
charged? ( P.471)
 It is locked automatically to
prevent theft of the vehicle.
( P.173)
 Is the window lock switch
pressed?
The power window except for the
one at the driver’s seat cannot be
operated if the win dow lock switch
is pressed. ( P.158)
 The auto power off function
will be operated if the vehicle
is left in ACC for a period of
time. ( P.176) 
The seat belt reminder light is
flashing
Are the driver and the front passen-
ger wearing the seat belts?
( P.448)
 The parking brake indicator is
on
Is the parking br ake released?
(  P.183)
Depending on the situation,
other types of warning buzzer
may also sound. ( P.441, 451)
 Did anyone inside the vehicle
open a door during setting the
alarm?
The sensor detects it and the alarm
sounds. ( P. 7 0 )
Do one of the following to deac-
tivate or stop the alarms:
 Except for Canada: Unlock
the doors.
 Except for Canada: Unlock
the trunk using the mechani-
cal key.
 For Canada: Unlock the doors
or trunk using the entry func-
tion or wireless remote con-
trol.
The steering wheel can-
not be turned after the
fuel cell system is
stopped
The windows do not open
or close by operating the
power window switches
The power switch is
turned off automatically
A warning buzzer sounds
during driving
An alarm is a ctivated and
the horn sounds

528Alphabetical Index
Owners Manual_USA_M62084_en
Average vehicle speed........... 104
B
Back-up lights Replacing light bulbs ............ 429
Battery (12-volt battery) ......... 400 Battery checking................... 400
If the 12-volt battery is dis-charged .............................. 471
Preparing and c hecking before
winter.................................. 320
Warning light ........................ 442
Battery (traction battery) ......... 79
Blind Spot Monitor (BSM) ...... 249 Enabling/disabling the system........................................... 251
Brake Brake hold ............................ 186
Fluid ............................. 399, 486
Parking brake ....................... 183
Warning light ........................ 441
Brake assist ............................ 315
Break-in tips ........ ................... 162
Brightness control Instrument panel light control . 98
BSM (Blind Spot Monitor) ...... 249 Enabling/disabling the system........................................... 251
Buzzer Hands off steering wheel warn-ing (LTA) ............................. 232
Vehicle sway warning function (LTA) ................................... 233
C
Care ................................. 380, 384 Aluminum wheel ornaments . 380
Aluminum wheels ................. 380
Exterior ................................. 380
Interior .................................. 384
Roof film ............................... 381 Seat belts .............................384
Traction battery air intake vent
...........................................420
Cargo and luggage .................167
Cargo capacity ........................170
Chains......................................321
Child restraint system ..............52 Fixed with a LATCH system ...60
Fixed with a seat belt..............56
Front passenger occupant clas-sification system ...................46
Points to remember ................52
Riding with children ................51
Types of child restraint system installation method ...............54
Using an anchor bracket ........62
Child safety ...............................51 12-volt battery precautions .401, 474
Airbag precautions .................39
Child restraint system .............54
Electronic sunshade .............356
Heated steering wheel and seat heater precautio ns..............342
How your child should wear the seat belt ................................30
Power window lock switch ....158
Power window precautions...157
Rear door child-protectors ....124
Removed electronic key battery precautions .........................424
Seat belt extender precautions .............................................30
Seat belt precautions..............51
Trunk precautions .................126
Child-protectors......................124
Cleaning ..........................380, 384 Aluminum wheel ornaments .380
Aluminum wheels .................380
Exterior .................................380
Interior ..................................384
Radar sensor ........................208

530Alphabetical Index
Owners Manual_USA_M62084_en
Driving range ............................ 97
Driving support system informa- tion display ........................... 104
Dynamic radar cruise control with full-speed range ........... 237Approach warning ................ 244
Warning message ................ 247
E
ECB (Electronically Controlled Brake System) ...................... 315Warning light ........................ 441
ECO Accelerator Guidance ... 102
Eco score ................................ 102
EDR (Event data recorder)......... 8
Elapsed time ........................... 104
Electric motor (traction motor) ........................................... 74, 79Location.................................. 79
Specification ......................... 484
Electric Power Steering (EPS) ............................................... 315Warning light ........................ 443
Electronic key ......................... 118 Battery-saving function......... 131
If the electronic key does not operate properly ................. 468
Replacing the battery ........... 423
Electronic sunshade .............. 355 Operation ............................. 355
Electronically Controlled Brake System (ECB) ....................... 315Warning light ........................ 441
Emergency flashers ............... 432
Emergency shut off system .... 87
Emergency tire puncture ....... 455
Emergency tire puncture repair kitStorage location ................... 456
Emergency, in case of If a warning buzzer sounds .. 441
If a warning light turns on ..... 441 If a warning message is dis-
played .................................451
If the 12-volt battery is dis- charged ..............................471
If the electronic key does not operate properly .................468
If the fuel cell system will not start ....................................466
If the fuel door cannot be opened ...........................................468
If the vehicle is submerged or water on the road is rising ..433
If you have a flat tire .............455
If you lose your keys.............467
If you think something is wrong ...........................................439
If your vehicle becomes stuck ...........................................480
If your vehicle has to be stopped in an emergency .................432
If your vehicle needs to be towed ...........................................435
If your vehicle ove rheats ......476
Energy monitor ....................... 111
EPS (Electric Po wer Steering)
...............................................315 Warning light.........................443
Event data recorder (EDR) .........8
F
Flat tire.....................................455 Tire pressure w arning system
...........................................405
Floor mats .................................26
Fluid Brake ....................................486
Transmission ........................486
Washer .................................399
Footwell light ..........................346
Front footwell lights ...............346
Front passenger occupant clas- sification system ....................46