Page 197 of 464
1975-3. Operating the lights and wipers
5
Driving
MIRAI_OM_USA_OM62023U
NOTICE
■When the windshield is dry
Do not use the wipers, as they may damage the windshield.
■ When the washer fluid tank is empty
Do not operate the switch continually as the washer fluid pump may over-
heat.
■ When a nozzle becomes blocked
In this case, contact your Toyota dealer.
Do not try to clear it with a pin or other object. The nozzle will be damaged.
■ To prevent 12-volt battery discharge
Do not leave the wipers on longer than necessary when the fuel cell system
is off.
Page 210 of 464

2105-5. Using the driving support systems
MIRAI_OM_USA_OM62023U
■Dynamic radar cruise control can be set when
●The shift position is in D.
However, it cannot be set when in Br mode.
● Vehicle speed is above approximately 30 mph (50 km/h).
■ Accelerating after setting the vehicle speed
The vehicle can accelerate by operating the accelerator pedal. After acceler-
ating, the set speed resumes. However, during vehicle-to-vehicle distance
control mode, the vehicle speed may decrease below the set speed in order
to maintain the distance to the vehicle ahead.
■ Automatic cancelation of vehicle-t o-vehicle distance control mode
Vehicle-to-vehicle distance control mode is automatically canceled in the fol-
lowing situations:
● Actual vehicle speed falls below approximately 25 mph (40 km/h).
● VSC is activated.
● TRAC is activated for a period of time.
● When the VSC or TRAC system is turned off by pressing the VSC OFF
switch
● The sensor cannot detect correctly because it is covered in some way.
● The windshield wipers are operating at high speed (when the wiper switch is
set to the “AUTO” mode or the high speed wiper operation position).
● Pre-collision braking is activated.
● Br mode shift operation was done.
If vehicle-to-vehicle distance control mode is automatically canceled for any
other reason, there may be a malfunction in the system. Contact your Toyota
dealer.
■ Automatic cancelation of constant speed control
Constant speed control mode is automatically canceled in the following situa-
tions:
● Actual vehicle speed is more than approximately 10 mph (16 km/h) below
the set vehicle speed.
● Actual vehicle speed falls below approximately 25 mph (40 km/h).
● VSC is activated.
● TRAC is activated for a period of time.
● When the VSC or TRAC system is turned off by pressing the VSC OFF
switch
● Pre-collision braking is activated.
● Br mode shift operation was done.
Page 309 of 464

3097-1. Maintenance and care
MIRAI_OM_USA_OM62023U
7
Maintenance and care
NOTICE
■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 surfaces of the lights.
Wax may cause damage to the lenses.
■ When washing the car
Do not remove the vehicle receptacle cap and directly pour water over the
vehicle receptacle. If water enters the vehicle receptacle, damage may
occur.
■ When using an automatic car wash
Set the wiper switch to the off position. (→P. 195)
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 let water of the high pressure washer hit
directly or the vicinity of the camera. Due to the shock from the high pres-
sure water, it is possible the device may not operate as normal.
● Do not bring the nozzle tip close to boots (rubber or resin manufactured
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
■ When raising the windshield wiper arms
Make sure to hold the hook parts of the
wiper arms to raise them.
Do not hold only the wiper blades when
raising them, or it may cause deformation
of the wiper blades.
Hook parts
Page 317 of 464

3177-2. Maintenance
MIRAI_OM_USA_OM62023U
7
Maintenance and care
Seat belts
• Do the seat belts operatesmoothly?
• The seat belts should not be dam-
aged.
Seats• Do the seat controls operate prop-erly?
Steering wheel
• Does the steering wheel rotatesmoothly?
• Does the steering wheel have the correct amount of free play?
• There should not be any strange sounds coming from the steering
wheel.
Vehicle exterior
ItemsCheck points
ItemsCheck points
Doors/trunk• Do the doors/trunk operatesmoothly?
Hood• Does the hood lock system workproperly?
Fluid leaks
• There should not be any signs of
fluid leakage after the vehicle has
been parked.
Tires
• Is the tire inflation pressure cor-rect?
• The tires should not be dam- aged or excessively worn.
• Have the tires been rotated
according to the maintenance
schedule?
• The wheel nuts should not be
loose.
Windshield wipers
• The wiper blades should not show
any signs of cracking, splitting,
wear, contamination or deforma-
tion.
• The wiper blades should clear the windshield without streaking or
skipping.
Page 459 of 464

459Alphabetical index
MIRAI_OM_USA_OM62023U
SeatsAdjustment ............................ 138
Adjustment precautions ........ 139
Child seats/child restraint system installation ................ 56
Cleaning................................ 310
Driving position memory ....... 140
Head restraints ..................... 145
Power easy access system ......... ....................... 140
Properly sitting in the seat ...... 28
Seat heaters ......................... 268
Sensor Automatic headlight
system ......... ....................... 188
Automatic High Beam system ......... ....................... 194
Humidity sensor .................... 266
Inside rear view mirror .......... 150
Intuitive parking assist .......... 223
Radar sensor ................ 211, 240
Rain-sensing windshield wipers ................................. 196
Service plug ............................... 83
Shift lever ................................. 179
Side airbags ............................... 37
Side marker lights ................... 187 Light switch ........................... 187
Replacing light bulbs............. 358 Side mirrors ............................. 151
Adjusting and folding ............ 151
BSM (Blind Spot Monitor) ..... 245
Heaters ................................. 261
Side turn signal lights ............. 185
Replacing light bulbs ............ 358
Turn signal lever ................... 185
Smart key system .................... 131
Antenna location ................... 131
Entry functions .............. 120, 126
Starting the fuel cell system .......... ...................... 172
Warning message................. 376
Snow tires ................................ 253
Specifications .......................... 416
Speech command system
*
Speedometer............................ 102
Steering wheel ......................... 147
Adjustment............................ 147
Audio switches
*
Heated steering wheel .......... 267
Meter control switches .......... 104
Power easy access system .......... ...................... 140
Telephone switches
*
Stop lights Replacing light bulbs ............ 358
Storage feature ........................ 272
Stuck If the vehicle becomes
stuck ................................... 412
Sun visors ................................ 279
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.
Page 463 of 464
463Alphabetical index
MIRAI_OM_USA_OM62023U
Wheels ...................................... 349Replacing .............................. 349
Size ....................................... 421
Window glasses....................... 154
Window lock switch ................ 154
Windows ................................... 154 Power windows ..................... 154
Rear window defogger .......... 261
Windshield wipers ................... 195
Winter driving tips ................... 253
Wireless remote control.......... 116 Battery-Saving Function ....... 133
Locking/Unlocking................. 120
Replacing the battery ............ 353
WMA disc
*
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.