light TOYOTA MIRAI 2023 Owners Manual

4267-3. Do-it-yourself maintenance
Owners Manual_USA_M62064_en
jack is in contact with the jack
point.
The jack point guides are located
under the rocker panel. They indi-
cate the jack point positions.
4Raise the vehicle until the tire
is slightly raised off the
ground.
5 Remove all the wheel nuts
and the tire.
When resting the tire on the
ground, place the tire so that the
wheel design faces up to avoid scratching the wheel surface.
1
Remove any dirt or foreign
matter from the wheel con-
tact surface.
If foreign matter is on the wheel
contact surface, the wheel nuts
may loosen while the vehicle is in
motion, causing the tire to come off.
WARNING
■Replacing a tire
Do not touch the disc wheels or
the area around the brakes imme-
diately after the vehicle has been
driven.
After the vehicle has been driven
the disc wheels and the area
around the br akes will be
extremely hot. Touching these
areas with hands, feet or other
body parts while changing a tire,
etc. may result in burns.
Installing the tire

4347-3. Do-it-yourself maintenance
Owners Manual_USA_M62064_en
1Turn the power switch off.
2 Remove the grille.
3 Remove the filter from the air
intake vent grille.
If dust has accumu lated on the air
intake vent grille, remove t he dust
with a vacuum cleaner, etc.
4 Remove the dust and sand
from the filter.
Using a vacuum cleaner, etc.,
absorb dust and sand from the filter
by profiling the nozzle lightly along
the fold.
5Hold the filter to the light and
check if it is not clogged.
If the dust or sand cannot be
removed completely, contact your
Toyota dealer.
6Reinstall the filter to the grille.
NOTICE
■If “Maintenance Required for
Traction Battery Cooling
Parts See Owner’s Manual” is
shown on the multi-informa-
tion display
Clean the air intake vents immedi-
ately.
If the vehicle is continuously
driven with the warning message
displayed, it may cause a mal-
function or output restriction of the
traction battery.
Cleaning procedure

4397-3. Do-it-yourself maintenance
Owners Manual_USA_M62064_en
7
Maintenance and care
Driver’s side instrument panel
Push the tab in and remove the lid.
Make sure to push the tab in during
removal or installation.
Passenger’ side instrument
panel
Remove the cover. Remove the footwell lights connec-
tor.
Remove the lid.
Make sure to push the claw when
removing/installing the lid.

4417-3. Do-it-yourself maintenance
Owners Manual_USA_M62064_en
7
Maintenance and care
Blown fuse
Type B Normal fuse
Blown fuse
Type CNormal fuse
Blown fuse
Type DNormal fuse
Blown fuse
■After a fuse is replaced
●When installing the lid, make sure
that the tab is ins talled securely.
●If the lights do not turn on even
after the fuse has been replaced,
a bulb may need replacement.
●If the replaced fuse blows again,
have the vehicle inspected by
your Toyota dealer.
■If there is an ove rload in a cir-
cuit
The fuses are designed to blow, pro-
tecting the wiring harness from
damage.
WARNING
■To prevent system break-
downs and vehicle fire
Observe the following precau-
tions.
Failure to do so may cause dam-
age to the vehicle, and possibly a
fire or injury.
●Never use a fuse of a higher
amperage rating than that indi-
cated, or use any other object in
place of a fuse.
●Always use a genuine Toyota
fuse or equivalent.
Never replace a fuse with a
wire, even as a temporary fix.
●Do not modify the fuses or fuse
boxes.
NOTICE
■Before replacing fuses
Have the cause of electrical over-
load determined and repaired by
your Toyota dealer as soon as
possible.

4427-3. Do-it-yourself maintenance
Owners Manual_USA_M62064_en
Adjustment bolt A
Adjustment bolt B
 Make sure the vehicle has a
full tank of fuel and the area
around the headlight is not
deformed.
 Park the vehicle on level
ground.
 Make sure the tire inflation
pressure is at the specified
level.
 Have someone sit in the
driver’s seat.
 Bounce the vehicle several
times. 1
Using a Phillips-head screw-
driver, turn bolt A in either
direction.
Remember the turning direc-
tion and the number of turns.
2 Turn bolt B the same number
of turns and in the same
direction as step 1.
If the headlight cannot be adjusted
using this procedu re, take the vehi-
cle to your Toyota dealer to adjust
the headlight aim.
Headlight aim
Vertical movement adjust-
ing bolts
Before checking the head-
light aim
Adjusting the headlight
aim

4437-3. Do-it-yourself maintenance
Owners Manual_USA_M62064_en
7
Maintenance and care
■LED Lights
The lights consist of a number of
LEDs. If any of the LEDs burn out,
take your vehicle to your Toyota
dealer to have the light replaced.
■Condensation build-up on the
inside of the lens
Temporary condensation build-up
on the inside of the headlight lens
does not indicate a malfunction.
Contact your Toyota dealer for more
information in the following situa-
tions:
●Large drops of water have built up
on the inside of the lens.
●Water has built up inside the
headlight.
Light bulbs
If any lights burn out, have it
replaced by your Toyota
dealer.

445
Owners Manual_USA_M62064_en
8
8
When trouble arises
When trouble arises
8-1. Essential informationEmergency flashers .... 446
If your vehicle has to be stopped in an emergency.................................. 446
If the vehicle is submerged or water on the road is ris-
ing ............................. 4478-2. Steps to take in an emer-
gency
If your vehicle needs to be towed ......................... 449
If you think s omething is
wrong......................... 453
If a warning light turns on or a warning buzzer sounds.................................. 454
If a warning message is dis- played ........................ 464
If you have a flat tire .... 467
If the fuel cell system will not start ........................... 480
If you lose your keys ... 481
If the fuel door cannot be opened ........ ..............482
If the electro nic key does
not operate properly .. 482
If the 12-volt battery is dis- charged ..................... 485
If your vehicle overheats .................................. 490
If the vehicle becomes stuck .................................. 494

4468-1. Essential information
Owners Manual_USA_M62064_en
8-1.Essential information
Press the switch to flash all of
the turn signal lights.
To turn them off, press the switch
once again.
■Emergency flashers
●If the emergency flashers are
used for a long time while the fuel
cell system is not operating (while
the “READY” indicator is not illu-
minated), the 12-volt battery may
discharge.
●If any of the SRS airbags deploy
(inflate) or in the event of a strong
rear impact, the emergency flash-
ers will turn on automatically.
The emergency flashers will turn
off automatically after operating
for approximately 20 minutes. To
manually turn t he emergency
flashers off, press the switch
twice.
(The emergency flashers may not
turn on automatically depending
on the force of the impact and
conditions of the collision.)
1 Steadily step on the brake
pedal with both feet and
firmly depress it.
Do not pump the brake pedal
repeatedly as this will increase the
effort required to slow the vehicle.
2Shift the shift position to N.
If the shift position is shifted to
N
3 After slowing down, stop the
vehicle in a safe place by the
road.
4 Stop the fuel cell system.
If the shift position cannot be
shifted to N
3 Keep depressing the brake
pedal with both feet to reduce
vehicle speed as much as
possible.
4 To stop the fuel cell system,
press and hold the power
switch for 2 consecutive sec-
onds or more, or press it
Emergency flashers
The emergency flashers are
used to warn other drivers
when the vehicle has to be
stopped on the road due to
a breakdown, etc.
Operating instructions
If your vehicle has to
be stopped in an emer-
gency
Only in an emergency, such
as if it becomes impossible
to stop the vehicle in the
normal way, stop the vehicle
using the following proce-
dure:
Stopping the vehicle

4548-2. Steps to take in an emergency
Owners Manual_USA_M62064_en
■Hydrogen leak warning light (warning buzzer)
■Brake system warning light (warning buzzer)
■Brake system warning light (warning buzzer)
If a war ning light tur ns on or a war ning buzzer
sounds
Calmly perform the following actions if any of the warning
lights comes on or flashes. If a light comes on or flashes, but
then goes off, this does not necessarily indicate a malfunc-
tion in the system. However, if this continues to occur, have
the vehicle inspected by your Toyota dealer.
Actions to the warning lights or warning buzzers
Warning lightDetails/Actions
When a hydrogen gas leak is d etected, a buzzer sounds, a
light comes on, and a warning message is displayed on the
multi-information display.
 P. 9 0
Warning lightDetails/Actions
(U.S.A.)
or
(Red)
(Canada)
Indicates that:
 The brake fluid level is low; or
 The brake system is malfunctioning
 Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer. C ontinuing to drive the vehi-
cle may be dangerous.
Warning lightDetails/Actions
(Yellow)
Indicates a malfunction in:
 The regenerative braking system;
 The electronically contr olled brake system; or
 The parking brake system
 Have the vehicle inspecte d by your Toyota dealer
immediately.

4558-2. Steps to take in an emergency
Owners Manual_USA_M62064_en
8
When trouble arises
■High coolant temperature warning light
■Fuel cell system overheat warning light* (warning buzzer)
*: This light illuminates on the mu lti-information display with a message.
■Charging system warning light* (warning buzzer)
*: This light illuminates on the mu lti-information display with a message.
■SRS warning light
■Pop Up Hood warning light
Warning lightDetails/Actions
(Red)
Indicates that the coolant temperature is too high
 Immediately stop the v ehicle in a safe place.
Handling method ( P.490)
Warning lightDetails/Actions
Indicates the fuel cell system has overheated
 Stop the vehicle in a safe place.
Handling method ( P.490)
Warning lightDetails/Actions
Indicates a malfunction in t he vehicle’s charging system
 Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer.
Warning lightDetails/Actions
Indicates a malfunction in:
The SRS airbag system;
 The front passenger occupant classification system; or
 The seat belt pretensioner system
 Have the vehicle inspecte d by your Toyota dealer
immediately.
Warning lightDetails/Actions
Indicates that the Pop Up Hood system has operated
 The Pop Up Hood system can not be reused once it
has operated. Have it replaced by your Toyota dealer.
Indicates a malfunction in the Pop Up Hood system
 Have the vehicle inspecte d by your Toyota dealer
immediately.