2020 TOYOTA MIRAI radio

3827-3. Do-it-yourself maintenance
MIRAI_OM_USA_OM62073U■
Situations in which the tire pressure warning system may not op
er-
ate properly
●In the following cases, the tire pressure warning system may no t operate
properly.
• If non-genuine Toyota wheels are used.
• A tire has been replaced with a tire that is not an OE (Original Equip-
ment) tire.
• A tire has been replac ed with a tire that is not of the specif ied size.
• Tire chains, etc., are equipped.
• An auxiliary-supported ru n-flat tire is equipped.
• If a window tint that affects the radio wave signals is instal led.
• If there is a lot of snow or ice on the vehicle, particularly around the
wheels or wheel housings.
• If the tire inflation pressure is extremely higher than the sp ecified
level.
• If wheels without the tire pressure warning valves and transmi tters
are used.
• If the ID code on the tire pressure warning valves and transmi tters is
not registered in the tire pressure warning computer.
●Performance may be affected in the following situations.
• Near a TV tower, electric power plant, gas station, radio stat ion, large
display, airport or other facilit y that generates strong radio waves or
electrical noise
• When carrying a portable radio, cellular phone, cordless phone or
other wireless communication device
●When the vehicle is parked, the time taken for the warning to s tart or go
off could be extended.
●When tire inflation pressure declines rapidly for example when a tire has
burst, the warning may not function.

4789-1. Specifications
MIRAI_OM_USA_OM62073U
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation pres-
sure
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
pressureThe maximum cold inflated pressure to which
a tire may be inflated, shown on the sidewall
of the tire
Recommended infla-
tion pressureCold tire inflation pressure recommended by a
manufacturer
Accessory weight
The combined weight (in excess of those stan-
dard items which may be replaced) of trans-
mission, power steering, power brakes, power
windows, power seats, radio and heater, to the
extent that these items are available as fac-
tory-installed equipment (whether installed or
not)
Curb weight
The weight of a motor vehicle with standard
equipment, including the maximum capacity of
fuel, oil and coolant, and if so equipped, air
conditioning and additional weight optional
engine
Maximum loaded vehi-
cle weight
The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Normal occupant
weight150 lb. (68 kg) times the number of occupants
specified in the second column of Table 1
*
that follows
Occupant distributionDistribution of occupants in a vehicle as speci-
fied in the third column of Table 1
* below

508
MIRAI_OM_USA_OM62073U
AVERTISSEMENT
■Modification et élimination en fin de vie des éléments du systè me de
coussins gonflables SRS
Ne mettez pas à la casse votre véhicule et ne lui apportez aucu ne des mod-
ifications suivantes sans consulter votre concessionnaire Toyot a. Les cous-
sins gonflables SRS peuvent ne pas fonctionner correctement ou se
déployer (se gonfler) accidentellement, provoquant ainsi des bl essures
graves, voire mortelles.
● Installation, dépose, démontage et réparations des coussins gon flables
SRS
● Réparations, modifications, démontage ou remplacement du volant, du
tableau de bord, de la planche de bord, des sièges ou de leur garnissage,
des montants avant, latéraux et arrière ou des rails latéraux d e toit
● Réparation ou modification des ailes avant, du bouclier avant, ou des
flancs de l’habitacle
● Installation d’un équipement de protection sur la calandre (par e-buffle,
pare-kangourou, etc.), d’un chasse-neige, de treuils ou d’une galerie de
toit
● Modification des suspensions du véhicule
● Installation d’appareils électroniques, tels qu’un émetteur/réc epteur radio
ou lecteur de CD
● Aménagements du véhicule visant à permettre sa conduite par une per-
sonne atteinte d’un handicap physique

510What to do if... (Troubleshooting)
MIRAI_OM_USA_OM62073U
What to do if... (Troubleshooting)
●If you lose your mechanical keys, new genuine mechanical keys can be
made by your Toyota dealer. ( P. 129)
●If you lose your electronic keys, the risk of vehicle theft inc reases signifi-
cantly. Contact your Toyota dealer immediately. ( P. 131)
●Is the key battery weak or depleted? (P. 400)
●Is the power switch in ON mode?
When locking the doors, turn the power switch off. ( P. 188)
●Is the electronic key left inside the vehicle?
When locking the doors, make sure that you have the electronic key on
your person.
●The function may not operate properly due to the condition of t he radio
wave. ( P. 146)
●Is the child-protector lock set?
The rear door cannot be opened from inside the vehicle when the lock is
set. Open the rear door from outside and then unlock the child-protector
lock. ( P. 135)
●The function to prevent the electronic key from being left insi de the trunk
will operate and you can open the trunk as usual. Take the key out from the
trunk. ( P. 140)
If you have a problem, check the following before contacting
your Toyota dealer.
The doors cannot be locked, unlocked, opened or closed
You lose your keys
The doors cannot be locked or unlocked
The rear door cannot be opened
The trunk lid is closed with t he electronic key left inside

522Alphabetical index
MIRAI_OM_USA_OM62073U
P position switch ..................... 194
Parking brake ........................... 200Operation .............................. 200
Parking brake engaged warning buzzer/message ... 200
Warning light ......................... 420
Parking lights ........................... 201 Light switch ........................... 201
Replacing light bulbs............. 405
Parking Support Brake function
(for static objects) ................. 274
Function ................................ 274
Warning light ......................... 419
Warning message ......... 279, 426
PCS (Pre-Collision System) .... 226 Function ................................ 226
Warning light ......................... 420
Warning message ................. 426
Personal lights ......................... 318
Switch ................................... 318
Wattage ................................ 471
Power control unit ..................... 91
Power easy access system .... 153
Power outlet ............................. 331
Power steering (Electric power steering) ...... 296
Warning light ......................... 419
Power switch............................ 186
Power windows........................ 167 Jam protection function......... 168
Operation .............................. 167
Window lock switch............... 167
Pre-Collision System (PCS) .... 226 Function ................................ 226
Warning light ......................... 420
Warning message ................. 426 Radar cruise control (dynamic
radar cruise control) ............. 253
Radiator .................................... 371
Radio
*
Rear Crossing Traffic Alert..... 300
Rear interior lights .................. 318 Wattage ................................ 471
Rear side marker lights........... 201
Light switch ........................... 201
Replacing light bulbs ............ 405
Rear turn signal lights ............ 199
Replacing light bulbs ............ 405
Turn signal lever ................... 199
Rear view mirror
Inside rear view mirror .......... 162
Outside rear view mirrors ..... 164
Rear view monitor system
*
Rear window defogger ............ 309
Refueling .................................. 213 Capacity................................ 468
Fuel types ............................. 468
Opening the fuel door ........... 215
Regenerative braking ................ 89
Replacing
Electronic key battery ........... 400
Fuses .................................... 402
Light bulbs ............................ 405
Tires...................................... 386
Reporting safety defects for U.S. owners...................... 496
Road accident cautions .......... 100
RSA (Road Sign Assist) .......... 248 Function ................................ 248
Warning message......... 252, 426
PR