2022 TOYOTA MIRAI key

1224-2. Opening, closing and locking the doors and trunk
Owners Manual_USA_M62084_enTo prevent unintended triggering of
the alarm, unlock
the doors using
the wireless remote control and
open and close a door once after
the settings have been changed. (If
a door is not opened within 60 sec-
onds after is pressed, the doors
will be locked again and the alarm
will automatically be set.)
In a case that the alarm is triggered,
immediately stop the alarm. ( P. 7 0 )
■Impact detection door lock
release system
In the event that t he vehicle is sub-
ject to a strong impact, all the doors
are unlocked. Depending on the
force of the impact or the type of
accident, however, the system may
not operate.
■Operation signals
A buzzer sounds and the emer-
gency flashers flash to indicate that
the doors have been locked/unlocked. (Locked: once;
Unlocked: twice)
A buzzer sounds to indicate that the
windows are operating.
■Security feature
If a door is not opened within
approximately 60 s econds after the
vehicle is unlocked, the security fea-
ture automatically locks the vehicle
again.
■When the doors cannot be
locked by the lock sensor on
the surface of the door handle
When the doors cannot be locked
even if the lock se nsor on the sur-
face of the door handle is touched
by a finger, touch the lock sensor
with the palm.
If you are wearing gloves, remove
them.
■Open door warning buzzer
If an attempt to lock the doors is
made when a door is not fully
closed, a buzzer sounds continu-
ously for 5 seconds. Fully close the
door to stop the buzzer, and lock the
vehicle once more.
■Setting the alarm
Locking the doors will set the alarm
system. ( P. 7 0 )
■Conditions affecting the opera-
tion of the smart key system or
wireless remote control
 P.132
■If the smart key system or the
wireless remote control does
not operate properly
Use the mechanical key to lock and
unlock the doors. ( P.469)
Multi-informa-
tion display/BeepUnlocking func- tion
Exterior: Beeps 3 times
Interior: Pings once
Holding the
driver’s door
handle unlocks
only the driver’s
door.
Holding any of
the passenger
door handles
unlocks all the
doors.
Exterior: Beeps twice
Interior: Pings once
Holding a door
handle unlocks
all the doors.

1234-2. Opening, closing and locking the doors and trunk
Owners Manual_USA_M62084_en
4
Before driving
Replace the key battery with a new
one if it is depleted. ( P.423)
■If the 12-volt battery is dis-
charged
The doors cannot be locked and
unlocked using the smart key sys-
tem or wireless remote control. Lock
or unlock the doors using the
mechanical key. ( P.469)
■Rear seat reminder function
●In order to remind you not to for-
get luggage, etc., in the rear seat,
when the power switch is turned to
OFF after any of the following con-
ditions are met, a buzzer will
sound and a message will be dis-
played on the multi-information
display for approximately 6 sec-
onds.
• The fuel cell system is started within 10 minutes after opening
and closing a rear door.
• A rear door has been opened and closed after the fuel cell system
was started.
However, if a rear door is opened
and then closed within approxi-
mately 2 seconds , the rear seat
reminder function may not operate.
●The rear seat reminder function
determines that luggage, etc., has
been placed in a rear seat based
on opening and closing of a rear
door. Therefore, depending on the
situation, the rear seat reminder
function may not operate and you
may still forget luggage, etc., in
the rear seat, or it may operate
unnecessarily.
●The rear seat reminder function
can be enabled/disabled.
(  P.498)
■Customization
Some functions can be customized.
(  P.498)
WARNING
■To prevent an accident
Observe the following precautions
while driving the vehicle.
Failure to do so may result in a
door opening and an occupant
falling out of the vehi cle, resulting
in death or serious injury.
●Ensure that all doors are prop-
erly closed and locked.
●Do not pull the inside handle of
the doors while driving.
Be especially careful for the front
doors, as the doors may be
opened even if the inside lock but-
tons are in locked position.
●Set the rear door child-protector
locks when children are seated
in the rear seats.
■When opening or closing a
door
Check the surroundings of the
vehicle such as wh ether the vehi-
cle is on an incline, whether there
is enough space for a door to
open and whether a strong wind
is blowing. When opening or clos-
ing the door, hold the door handle
tightly to prepare for any unpre-
dictable movement.

1244-2. Opening, closing and locking the doors and trunk
Owners Manual_USA_M62084_en
■Door lock switches (to
lock/unlock)
1 Locks all the doors
2 Unlocks all the doors
■Inside lock buttons (to lock)
Push down the inside lock but-
ton to lock the door.
■Inside door handles (to
unlock)
For the front doors
Pull the handle to unlock and
open the door.
When the door is unlocked, the
inside lock button will pop up.
For the rear doors
Pull the handle to unlock the
door. Pull the handle a second time to open the door.
When the door is unlocked, the
inside lock butt
on will pop up.
■Locking the front doors from
the outside without a key
1 Push down the inside lock but-
ton.
2 Close the door.
The door cannot be locked if the
power switch is in ACC or ON, or
the electronic key is left inside the
vehicle. However, the key may not
be detected correctly and the door
may be locked.
■Open door warning buzzer
If a door or the tr unk is not fully
closed, a buzzer will sound when
the vehicle speed reaches 3 mph (5
km/h).
The open door(s) or trunk is indi-
cated on the multi-information dis-
play.
The door cannot be opened
from inside the vehicle when the
lock is set.
Unlocking and locking the
doors from the inside
Rear door child-protector
lock

1274-2. Opening, closing and locking the doors and trunk
Owners Manual_USA_M62084_en
4
Before driving
■Trunk opener switch
Press the trunk opener switch.
■Smart key system
While carrying the electronic
key, press the button on the
trunk lid.
When all the doors are unlocked
using one of the following meth-
ods, the trunk can be opened
without the electronic key:
 Entry function
 Wireless remote control
 Door lock switches
 Automatic door unlocking sys-
tem
 Mechanical key
■Wireless remote control
Press and hold the switch.
A buzzer will sound.
WARNING
●When closing the trunk lid,
make sure to press it lightly on
its outer surface. If the trunk
handle is used to fully close the
trunk lid, it may result in hands
or arms being caught.
●Do not attach any accessories
other than genuine Toyota parts
to the trunk lid . Such additional
weight on the trunk lid may
cause the lid to suddenly shut
again after it is opened.
■Trunk easy closer (if
equipped)
In the event that the trunk lid is left
slightly open , the trunk easy
closer will automatically close it to
the fully closed po sition. It takes
several seconds before the trunk
easy closer begins to operate. Be
careful not to get fingers caught or
anything else in the trunk lid, as
this may cause bone fractures or
other serious injuries.
NOTICE
■To prevent trunk easy closer
malfunctions ( if equipped)
Do not apply force to the trunk lid
while the trunk easy closer is
operating.
Opening/closing the trunk

1284-2. Opening, closing and locking the doors and trunk
Owners Manual_USA_M62084_en
■Trunk grip
Using the trunk grip, pull down
the trunk lid without applying
sideways force and push the
trunk lid down from the outside
to close it.
■Trunk light
●The trunk light turns on when the
trunk is opened.
●If the trunk light is left on when the
power switch is turned off, the light
will go off automat ically after 20
minutes.
■Trunk easy closer (if equipped)
In the event that the trunk lid is left
slightly open, the trunk easy closer
will automatically close it to the fully
closed position.
●The trunk easy closer will operate
regardless of the power switch
mode.
●If the trunk easy closer does not
operate, open the trunk to the half
open position or more and then
close it.
■Function to prevent the trunk
being locked with the electronic
key inside
●When all doors are locked, closing
the trunk lid with the electronic key
left inside the trunk will sound an
alarm.
In this case, the trunk lid can be
opened pressing the trunk release
button 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 pre-
vent theft, take all electronic keys
with you when leaving the vehicle.
●If the electronic key is put in the
trunk with all the doors locked, the
key may not be detected depend-
ing on the location of the key and
the surrounding radio wave condi-
tions. In this case, the key con-
finement prevention function
cannot be activated, causing the
doors to lock when the trunk is
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 i s unlocked. In
this case, open the trunk using the
trunk opener.
■Internal trunk release lever
The trunk lid can b e opened by pull-
ing the glow-in-the-dark lever
located on the inside of the trunk lid
to the side.
The lever will contin ue to glow for
some time after the trunk lid is
closed.

1294-2. Opening, closing and locking the doors and trunk
Owners Manual_USA_M62084_en
4
Before driving
■Using the mechanical key
The trunk can be also opened using
the mechanical key. ( P.469)
■If the smart key system or the
wireless remote control does
not operate properly
Use the mechanical key to unlock
the trunk. ( P.469)
Replace the key battery with a new
one if it is depleted.
■Open door warning buzzer
 P. 1 2 4
■Customization
Some functions can be customized.
(  P.498)
The trunk opener switch can be
temporarily disabled to protect
luggage stored in the trunk
against theft.
Turn the main switch in the
glove box off to disable the trunk
opener.
On
Off
The trunk lid cannot be opened
even with the wireless remote con-
trol or entry function.
■When leaving a key to the vehi-
cle with a parking attendant
 P.120
Luggage security system

1304-2. Opening, closing and locking the doors and trunk
Owners Manual_USA_M62084_en
■Antenna location
Antennas outside the cabin
Antennas inside the cabin
Antenna inside the trunk
Antenna outside the trunk
■Effective range (areas within
which the electronic key is
detected)
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 de tecting the key
can be operated.)
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 but-
ton. When starting the fuel cell sys-
tem or changing power switch
modes
The system can be operated when
the electronic key i s inside the vehi-
cle.
■Alarms and warning messages
An alarm sounds and warning mes-
sages are displayed on the multi-
information disp lay to protect
against unexpect ed accidents or
theft of the vehicle resulting from
erroneous operation. When a warn-
ing message is displayed, take
appropriate measures based on the
displayed message. ( P.451)
When only an alarm sounds, cir-
cumstances and correction proce-
dures are as follows.
●When an exterior alarm sounds
Smar t key system
The following operations
can be performed simply by
carrying the electronic key
on your person, for example
in your pocket. The driver
should always carry the
electronic key.
 Locks and unlocks the
doors ( P.121)
Opens the trunk ( P.127)
Starts the fuel cell system
( P.172)

1314-2. Opening, closing and locking the doors and trunk
Owners Manual_USA_M62084_en
4
Before driving
once for 5 seconds
●When an interior alarm sounds
continuously
■If “Smart Key System Malfunc-
tion See Owner’s Manual” is
displayed on the multi-informa-
tion display
The system may be malfunctioning.
Have the vehicle inspected by Toy-
ota dealer immediately.
■If “Key Detected in Vehicle” is
shown on the multi-information
display
An attempt was m ade to lock the
doors using the smart key system
while the electronic key was still inside the vehicle. Retrieve the elec-
tronic key from the vehicle and lock
the doors again.
■Battery-saving function
The battery-saving function will be
activated in ord er to prevent the
electronic key battery and the 12-
volt battery from being discharged
while the vehicle is not in operation
for a long time.
●In the following situations, the
smart key system may take some
time to unlock the doors.
• The electronic key has been left in
an area of approxi mately 6 ft. (2
m) of the outside of the vehicle for
10 minutes or longer.
• The smart key system has not been used for 5 days or longer.
●If the smart key system has not
been used for 14 days or longer,
the doors cannot be unlocked at
any doors except the driver’s door.
In this case, take hold of the
driver’s door handle, or use the
wireless remote c ontrol or the
mechanical key, to unlock the
doors.
■Turning an electronic key to
battery-saving mode
●When battery-saving mode is set,
battery depletion is minimized by
stopping the electronic key from
receiving radio waves.
Press twice while pressing and
holding . Confirm that the elec-
tronic key indicator flashes 4 times.
While the battery-saving mode is
set, the smart key system cannot be
used. To cancel the function, press
any of the electronic key buttons.
SituationCorrection procedure
An attempt was
made to lock the
vehicle while a door was open.Close all of the doors
and lock the
doors again.
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.
SituationCorrection procedure
The power switch
was turned to ACC while the driver’s
door was open (The driver’s door was
opened when the
power switch was in ACC).
Turn the power
switch off
and close
the driver’s door.
The power switch
was turned off while
the driver’s door was open.Close the driver’s door.