2023 TOYOTA MIRAI Owners Manual

1294-2. Opening, closing and locking the doors and trunk
Owners Manual_USA_M62064_en
4
Before driving
Replace the key battery with a new
one if it is depleted. ( P.436)
■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.483)
■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.512)
■Customization
Some functions can be customized.
(  P.512)
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.

1304-2. Opening, closing and locking the doors and trunk
Owners Manual_USA_M62064_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

1314-2. Opening, closing and locking the doors and trunk
Owners Manual_USA_M62064_en
4
Before driving
1 Unlock
2 Lock
These locks can be set to prevent
children from opening the rear
doors. Push down on each rear
door switch to lock both rear doors.
The following functions can be
set or canceled:
For instructions on customizing,
refer to P.512.
Automatic door locking
and unlocking systems
FunctionOperation
Speed linked
door locking
function
All doors are auto-
matically locked
when vehicle
speed is approxi-
mately 12 mph (20
km/h) or higher.
Shift position
linked door
locking func-
tion
All doors are auto-
matically locked
when the shift posi-
tion is shifted to a
position other than
P.
Shift position
linked door
unlocking
functionAll doors are auto-
matically unlocked
when the shift posi-
tion is shifted to P.
Driver’s door
linked door
unlocking
function
All doors are auto-
matically unlocked
when driver’s door
is opened within
approximately 45
seconds after turn-
ing the power
switch off.
FunctionOperation

1324-2. Opening, closing and locking the doors and trunk
Owners Manual_USA_M62064_en
Tr unk
The trunk can be opened
using the trunk opener
switch, entry function or
wireless remote control.
WARNING
Observe the following precau-
tions.
Failure to do so may result in
death or serious injury.
■Before driving
●Make sure that the trunk lid is
fully closed. If the trunk lid is not
fully closed, it may open unex-
pectedly while driving and hit
near-by objects or luggage in
the trunk may be thrown out,
causing an accident.
●Do not allow child ren to play in
the trunk.
If a child is accidentally locked
in the trunk, they could suffer
from heat exhaustion, suffoca-
tion or other injuries.
●Do not allow a child to open or
close the trunk lid.
Doing so may cause the trunk
lid to open unexpectedly, or
cause the child’s hands, head,
or neck to be caught by the
closing trunk lid.
■Important points while driving
Never let anyone sit in the trunk.
In the event of sudden braking or
a collision, they are susceptible to
death or serious injury.
■Using the trunk
Observe the following precau-
tions.
Failure to do so may cause parts
of the body to be caught, resulting
in serious injury.
●Remove any heavy loads, such
as snow and ice, from the trunk
lid before openin g it. Failure to
do so may cause the trunk lid to
suddenly shut again after it is
opened.
●When opening or closing the
trunk lid, thoroughly check to
make sure the surrounding area
is safe.
●If anyone is in the vicinity, make
sure they are safe and let them
know that the trunk is about to
open or close.
●Use caution when opening or
closing the trunk lid in windy
weather as it may move
abruptly in strong wind.
●The trunk lid may suddenly shut
if it is not opened fully. It is more
difficult to ope n or close the
trunk lid on an incline than on a
level surface, so beware of the
trunk lid unexpectedly opening
or closing by itself. Make sure
that the trunk lid is fully open
and secure before using the
trunk.
●When closing the trunk lid, take
extra care to pre vent your fin-
gers, etc., from being caught.

1334-2. Opening, closing and locking the doors and trunk
Owners Manual_USA_M62064_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
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

1344-2. Opening, closing and locking the doors and trunk
Owners Manual_USA_M62064_en
■Wireless remote control
Press and hold the switch.
A buzzer will sound.
■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.

1354-2. Opening, closing and locking the doors and trunk
Owners Manual_USA_M62064_en
4
Before driving
■Using the mechanical key
The trunk can be also opened using
the mechanical key. ( P.483)
■If the smart key system or the
wireless remote control does
not operate properly
Use the mechanical key to unlock
the trunk. ( P.483)
Replace the key battery with a new
one if it is depleted.
■Open door warning buzzer
 P. 1 3 0
■Customization
Some functions can be customized.
(  P.512)
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.126
Luggage security system

1364-2. Opening, closing and locking the doors and trunk
Owners Manual_USA_M62064_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.464)
When only an alarm sounds, cir-
cumstances and correction proce-
dures are as follows.
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.127)
Opens the trunk ( P.133)
Starts the fuel cell system
( P.180)