2020 TOYOTA MIRAI trunk release

17Pictorial index
MIRAI_OM_USA_OM62073UParking brake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 200
Applying/releasing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 200
Precautions against winter season . . . . . . . . . . . . . . . . . . . . . P. 302
Warning buzzer/warning message. . . . . . . . . . . . . . . . .
. P. 420, 426
Turn signal lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 199
Headlight switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 201
Headlights/parking lights/side marker lights/tail lights/
daytime running lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 201
Windshield wiper and washer switch . . . . . . . . . . . . . . . . . P. 210
Usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 210
Adding washer fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 373
Emergency flasher switch . . . . . . . . . . . . . . . . . . . . . . . . . . P. 408
Fuel door opener switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 213
Trunk opener switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 138
Hood lock release lever. . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 366
Tilt and telescopic steering control switch . . . . . . . . . . . . . P. 160
Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 160
Driving position memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 154
Air conditioning system . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 306
Usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 306
Rear window defogger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 309
Trunk opener main switch . . . . . . . . . . . . . . . . . . . . . . . . . . P. 139
Navigation system
*
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.

1404-2. Opening, closing and locking the doors
MIRAI_OM_USA_OM62073U
■Tr u n k l i g h t
The trunk light turns on when the trunk is opened.
■ Function to prevent th e trunk being locked with the electronic key inside
● When all doors are locked, closing the trunk lid with the elect ronic key left
inside the trunk will sound an alarm.
In this case, the trunk lid can be opened by pressing the trunk release but-
ton on the trunk lid.
● If the spare electronic key is put in the trunk with all the doors locked, the
key confinement prevention function is activated so the trunk can be
opened. In order to prevent theft, take all electronic keys wit h you when
leaving the vehicle.
● If the electronic key is put in the trunk with all the doors lo cked, the key may
not be detected depending on the location of the key and the su rrounding
radio wave conditions. In this case, the key confinement preven tion function
cannot be activated, causing the doors to lock when the trunk i s closed.
Make sure to check where the key is before closing the trunk.
● The key confinement prevention function cannot be activated if any one of
the doors is unlocked. In this case, open the trunk using the t runk opener
switch.
■ Internal trunk release lever
■ Using the mechanical key
The trunk can be also opened using the mechanical key. ( P. 449)
■ Open trunk warning buzzer
If the vehicle speed reaches 3 mph (5 km/h), the master warning light flashes
and a buzzer sounds to indicate that the trunk is not fully clo sed.
■ If the smart key system or the wireless remote control does not operate
properly
Use the mechanical key to unlock the trunk. ( P. 449)
Replace the key battery with a new one if it is depleted. ( P. 400)
■ When leaving a key to the vehicle with a parking attendant
P. 129
■ Customization
The trunk unlocking operation can be changed.
(Customizable features: P. 487)
The trunk lid can be opened by pulling the
glow-in-the-dark lever located on the
inside of the trunk lid upward.
The lever will continue to glow for some
time after the trunk lid is closed.

1444-2. Opening, closing and locking the doors
MIRAI_OM_USA_OM62073U■
Effective range (areas within wh ich the electronic key is detected)
■ Alarms and warning indicators
A combination of exterior and interior alarms as well as warnin g messages
shown on the multi-information display are used to prevent theft of the vehicle
and accidents resulting from erroneous operation. Take appropriate mea-
sures in response to any warning message on the multi-information display.
( P. 426)
The following table describes circumstances and correction procedures when
only alarms are sounded.
When locking or unlocking the
doors
The system can be operated
when the electronic key is within
about 2.3 ft. (0.7 m) of an outside
door handle. (Only the doors
detecting the key can be oper-
ated.)
When opening the trunk
The system can be operated when the electronic key is within
about 2.3 ft. (0.7 m) of the trunk release button.
When starting the fuel cell system or changing power switch
modes
The system can be operated when the electronic key is inside the
vehicle.
AlarmSituationCorrection procedure
Exterior alarm sounds
once for 5 seconds The trunk was closed
while the electronic key
was still inside the trunk
and all the doors were
locked.
Retrieve the electronic
key from the trunk and
close the trunk lid.
An attempt was made
to lock the vehicle while
a door was open. Close all of the doors
and lock the doors
again.
Interior alarm sounds
continuously The power switch was
turned to ACCESSORY
mode while the driver’s
door was open (or the
driver’s door was
opened while the
power switch was in
ACCESSORY mode).Turn the power switch
off and close the
driver’s door.

2165-4. Refueling
MIRAI_OM_USA_OM62073U
■If “Open H2 Filler Door in a Safe Place when Vehicle is Powered OFF” is
displayed on the multi-information display
Stop the vehicle in a safe place and press the fuel door opener switch once
more with the following procedure:
Shift the shift position to P.
Turn the power switch off.
Press the fuel door opener switch.
■ If the fuel door lock cannot be released (i.e., if it is damaged)
■ Sounds during filling
When fueling with compressed hydrogen gas, noises from gas flow ing
through the hydrogen gas nozzle and hydrogen tank valves can so metimes
be heard. ( P. 88)
Replace the cap.
Turn the power switch off, remove the
trunk inner cover, and release the lock for
the fuel door by pulling the lever.
Closing the fuel door
1
2
3
1

4158-2. Steps to take in an emergency
MIRAI_OM_USA_OM62073U
8
When trouble arises
■While towing
If the fuel cell system is off, the power assist for the brakes and steering will
not function, making steering and braking more difficult.
■ Wheel nut wrench
Wheel nut wrench is installed in trunk. (P. 386 434)
■ Before transporting or towing in frozen areas
Operate the water release function. Otherwise, the fuel cell sy stem may
freeze and the vehicle may not be able to be started. ( P. 190)
WARNING
Observe the following precautions.
Failure to do so may result in death or serious injury.
■When towing the vehicle
■ While towing
● When towing using cables or chains, avoid sudden starts, etc., which
place excessive stress on the towing eyelets, cables or chains. The towing
eyelets, cables or chains may become damaged, broken debris may hit
people, and cause serious damage.
● Do not turn the power switch off.
This may lead to an accident as the front wheels will be locked by the
parking lock.
■ Installing towing eyelets to the vehicle
Make sure that towing eyelets are installed securely.
If not securely installed, towing eyelets may come loose during towing.
Be sure to transport the vehicle with the
front wheels raised or with all four wheels
raised off the ground. If the vehicle is
towed with the front wheels contacting
the ground, the drivetrain and related
parts may be damaged or electricity gen-
erated by the operation of the motor may
cause a fire to occur depending on the
nature of the damage or malfunction.

4208-2. Steps to take in an emergency
MIRAI_OM_USA_OM62073U
(Flashes or
illuminates)
PCS warning light
When a buzzer sounds simultaneously:
Indicates a malfunction has occurred in the PCS (Pre-Col-
lision System).
 Have the vehicle inspected by your Toyota dealer
immediately.
When a buzzer does not sound:
The PCS (Pre-Collision System) has become temporarily
unavailable, corrective action may be necessary.
 Follow the instructions dis played on the multi-infor-
mation display. (
P. 224, 426)
If the PCS (Pre-Collision System) or VSC (Vehicle Stability
Control) system is disabled, the PCS warning light will illu-
minate.
 P. 237
Slip indicator
Indicates a malfunction in:
• The VSC system;
• The TRAC system; or
• The hill-start assist control system
The light will flash when the ABS, VSC or TRAC
system is
operating.
 Have the vehicle inspected by your Toyota dealer
immediately.
(U.S.A.)
(Canada)
Parking brake warning light (warning buzzer)*2
Parking brake has not been fully released
 Operate the parking brake once again.
If the light turns off after the parking brake is fully release d,
the system is operating normally.
Open door warning light (warning buzzer)*3
Indicates that a door or the trunk is not fully closed
 Check that all the doors and the trunk are closed.
Low fuel level warning light
Indicates that remaining fuel is approximately 2.4 lb.
(1.1 kg) or less
 Refuel the vehicle.
Warning lightWarning light/Details/Actions

4408-2. Steps to take in an emergency
MIRAI_OM_USA_OM62073U
With the compressor switch off, disconnect the hose from the valve
on the tire and then pull out the power plug from the power out let
socket.
Some sealant may leak when the hose is removed.
Install the valve cap onto the valve of the emergency repaired tire.
Attach the air release cap to the
end of the hose.
If the air release cap is not
attached, the sealant may leak
and the vehicle may get dirty.
Temporarily store the bottle in t he trunk while it is connected to the
compressor.
To spread the liquid sealant evenly within the tire, immediatel y drive
safely for about 3 miles (5 km) below 50 mph (80 km/h).
After driving for about 3 miles
(5 km), stop your vehicle in a
safe place on a hard, flat sur-
face and remove the air release
cap from the hose before
reconnecting the repair kit.
14
15
16
17
18
19

4418-2. Steps to take in an emergency
MIRAI_OM_USA_OM62073U
8
When trouble arises
Turn the compressor switch on
and wait for several seconds,
and then turn it off. Check the
tire inflation pressure.If the tire inflation pressure is
under 19 psi (130 kPa,
1.3 kgf/cm
2 or bar): The
puncture cannot be repaired.
Contact your Toyota dealer.
If the tire inflation pressure is 19 psi (130 kPa, 1.3 kgf/cm
2 or bar)
or higher, but less than the specified air pressure: Proceed to
step .
If the tire inflation pressure is the specified air pressure: P roceed
to step .
Turn the compressor switch on to inflate the tire until the spe cified
air pressure is reached. Drive for about 3 miles (5 km) and the n
perform step .
Attach the air release cap to the
end of the hose.
If the air release cap is not
attached, the sealant may leak
and the vehicle may get dirty.
Store the bottle in the trunk while it is connected to the comp ressor.
Taking precautions to avoid sudden braking, sudden acceleration
and sharp turns, drive carefully at under 50 mph (80 km/h) to t he
nearest Toyota dealer tire repair or replacement.
20
21
22
21
19
22
23
24