2023 TOYOTA MIRAI sensor

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.

5199-2. Customization
Owners Manual_USA_M62064_en
9
Vehicle specifications
■ASC (Active Sound Control)* (  P.196)
*: If equipped
■Automatic light control system ( P.198)
■Lights ( P.198)
*: Except for Canada
■PCS (Pre-Collision System)*1 ( P.219)
*1: Vehicles with Toyota Teammate Advanced Drive, refer to “Toyota Team-
mate Advanced Drive OWNER’S MANUAL”.
*2: The system is automatically enabled each time the power switch is
turned to ON.
FunctionDefault settingCustomized setting
ASC (Active Sound Control)
volumeMedium
High
O——Low
Off
FunctionDefault settingCustomized setting
Light sensor sensitivityStandard-2 to 2O—O
Time elapsed before head-
lights automatically turn off
after doors are closed
30 seconds
Off
O—O60 seconds
90 seconds
Windshield wiper linked
headlight illuminationOnOff——O
FunctionDefault settingCustomized setting
Daytime running lights*OnOffO—O
FunctionCustomized setting
PCS (Pre-Collision Sys-
tem)
*2On/Off—O—
Adjust alert timingFar/Middle/Near—O—

Owners Manual_USA_M62064_en
541What to do if... (Troubleshooting)
Is the electronic key any-
where detectable inside the
vehicle? ( P.136)
 Is the electronic key battery
weak or depleted?
In this case, the fuel cell system
can be started in a temporary way.
( P.484)
 Is the 12-volt battery dis-
charged? ( P.485)
 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.164)
 The auto power off function
will be operated if the vehicle
is left in ACC for a period of
time. ( P.184)
 The seat belt reminder light is
flashing
Are the driver and the front passen-
ger wearing the seat belts?
( P.460)
 The parking brake indicator is
on
Is the parking br ake released?
(  P.191)
Depending on the situation,
other types of warning buzzer
may also sound. ( P.454, 464)
 Did anyone inside the vehicle
open a door during setting the
alarm?
The sensor detects it and the alarm
sounds. ( P. 7 1 )
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.
 Turn the power switch to ACC
or ON, or start the fuel cell
system. (The alarm will be
deactivated or stopped after a
few seconds.)
The windows do not
open or close by operat-
ing the power window
switches
The power switch is
turned off a utomatically
A warning buzzer sounds
during driving
An alarm is activated and
the horn sounds

Owners Manual_USA_M62064_en
Alphabetical Index545
Riding with children ................ 51
Seat belt extender precautions............................................. 30
Seat belt precautions ....... 29, 51
Trunk precautions................. 132
Child-protectors ..................... 130
Cleaning .......................... 392, 396 Aluminum wheel ornaments . 392
Aluminum wheels ................. 392
Exterior ................................. 392
Interior .................................. 396
Radar sensor........................ 215
Roof film ............................... 393
Seat belts ............................. 396
Clock ................................. 99, 102
Coat hooks .............................. 372
Condenser .............................. 411
Console box ............................ 360
Consumption screen.............. 119
Coolant .................................... 410 Capacity ............................... 498
Checking .............................. 410
Preparing and c hecking before
winter.................................. 327
Cooling system ...................... 410 Fuel cell system overheating 491
Overheating.......................... 491
Cruise control Dynamic radar cruise control with full-speed range .......... 244
Cup holders ............................ 359
Current fuel economy ............ 107
Curtain shield airbags ............. 34
Customizable features ........... 512
D
Daytime running light system198
Defogger Outside rear view mirrors ... 335, 342
Rear window ................ 335, 342
Windshield.................... 334, 342 Digital Rear-view Mirror .........150
Dimension ...............................496
Dinghy towing .........................179
Display
Dynamic radar cruise control with full-speed range ..........244
Head-up display ................... 114
Intuitive parking assist ..........262
LTA (Lane Tracing Assist) .....236
Multi-information display.......105
Parking Support Brake function (pedestrians rear of the vehicle)...........................................292
RCD (Rear Camera Detection) ...........................................278
Rear Camera Detection (RCD) ...........................................278
Warning message.................464
Display change button ...100, 104
Do-it-yourself maintenance ...400
Door courtesy lights...............355
Door lock Doors ....................................127
Smart key system .................136
Wireless remote control........125
Doors .......................................127 Automatic door locking and unlocking system ................131
Door glasses ........................162
Door lock ..............................127
Open door warning buzzer .128, 130
Outside rear view mirrors .....160
Rear door child-protectors ....130
Drive distance ......................... 111
Drive information .................... 111
Driver’s seat position memory ...............................................142Driving position memory .......142
Memory recall function .........144
Power easy access system ..142

Owners Manual_USA_M62064_en
Alphabetical Index551
P
Panic mode ............................. 125
Parking assist sensors (intuitive parking assist) ...................... 261
Parking brake ......................... 191 Brake system warning light .. 454
Operation ............................. 191
Parking brake engaged warning buzzer ................................ 193
Warning light ........................ 459
Warning message ................ 193
Parking lights Light switch .......................... 198
Replacing light bulbs ............ 443
Parking Support Brake (PKSB) ............................................... 281Enabling/disabling the system ........................................... 283
Parking Support Brake function (moving vehicle rear of the
vehicle) ............................... 290
Parking Support Brake function (pedestrians rear of the vehicle)........................................... 291
Parking Support Brake function (static objects around of the
vehicle) ............................... 286
Parking Support Brake function (static objects front and rear of
the vehicle) ......................... 286
Warning lights....................... 457
Warning message ................ 286
PCS (Pre-Collision System)... 219 Enabling/disabling the system........................................... 222
Function ............................... 219
Warning light ........................ 456
Personal lights ....................... 355 PKSB (Parking Support Brake)
...............................................281Enabling/disabling the system ...........................................283
Parking Support Brake function (moving vehicle rear of the
vehicle) ...............................290
Parking Support Brake function (pedestrians rear of the vehicle)...........................................291
Parking Support Brake function (static objects around of the
vehicle) ...............................286
Parking Support Brake function (static objects front and rear of
the vehicle) .........................286
Warning lights .......................457
Warning message.................286
Pop Up Hood .............................43
Power control unit ....................81
Power control unit coolant Preparing and checking before winter ..................................327
Power easy access system ...142
Power outlet ............372, 373, 374
Power steering (Electric power steering system) ...................322Warning light.........................456
Power switch...........................180 Auto power off fun ction .........184
Changing the power switch modes.................................183
If your vehicle has to be stopped in an emergency .................446
Power windows Door lock linked window opera-tion......................................163
Jam protection function ........162
Operation..............................162
Window lock switch ..............164

Owners Manual_USA_M62064_en
Alphabetical Index553
Child restraint system installation....................................... 54, 56
Cleaning and maintaining the seat belt.............................. 396
Emergency Locking Retractor (ELR) .................................... 31
How to wear your seat belt..... 30
How your child should wear the seat belt................................ 30
Pregnant women, proper seat belt use................................. 29
Reminder light and buzzer . 460, 461
Seat belt extender .................. 30
Seat belt pretensioners .......... 32
SRS warning light................. 455
Seat heaters ............................ 351
Seat position memory ............ 142
Seat ventilators ...................... 351
Seating capacity ............. 178, 496
Seats ........................................ 141 Adjustment ........................... 141
Adjustment precautions........ 141
Child seats/child restraint system installation ............................ 52
Cleaning ............................... 396
Driving position memory....... 142
Head restraints ..................... 145
Power easy access system .. 142
Properly sitting in the seat ...... 27
Seat heaters ......................... 351
Seat position memory .......... 142
Seat ventilators .................... 351
Self-restoring coat ................. 392
Sensor Automatic headlight system . 199
Automatic High Beam .......... 200
BSM (Blind Spot Monitor)..... 257
Dynamic radar cruise control with full-speed range .......... 214
Inside rear view mirror.......... 150
Intuitive parking assist .......... 261 LTA (Lane Tracing Assist) .....230
Parking Support Brake function
(rear-crossing vehicles) ......257
Parking Support Brake function (static objects) ....................261
PCS (Pre-Collisio n System) .214
Radar sensor ........................214
Rain-sensing windshield wipers ...........................................206
RCTA (Rear Cross Traffic Alert) ...........................................257
Toyota Teammate Advanced Park ....................................261
Service plug ..............................81
Shift lever Shift position .........................185
Shift lever light........................355
Shift position...........................185 Driving mode select switch ...320
Side airbags ..............................34
Side marker lights Light switch...........................198
Replacing light bulbs ............443
Side mirrors Adjustment ...........................160
BSM (Blind Spot M onitor) .....256
Folding..................................161
Heaters .........................335, 342
Mirror position me mory.........142
RCTA (Rear Cross Traffic Alert) ...........................................272
Side turn signal lights ............190 Replacing light bulbs ............443
Turn signal lever ...................190
Side windows ..........................162
Smart key system ...................136 Antenna location...................136
Entry functions......................127
Starting the fuel cell system .180
Snow mode .............................321
Snow tires ...............................327
Specifications .........................496