key TOYOTA MIRAI 2018 (in English) User Guide

1164-1. Key information
MIRAI_OM_USA_OM62025U
Keys
The following keys are provided with the vehicle.
Electronic keys
• Operating the smart key system (P. 131)
• Operating the wireless remote control function ( P. 116)
Mechanical keys
Key number plate
Locks all the doors ( P. 1 2 0 )
Unlocks all the doors ( P. 1 2 0 )
Pressing the button unlocks the
driver’s door. Pressing the button
again within 5 seconds unlocks the
other doors.
Opens the windows ( P. 1 2 0 )*
Opens the trunk (P. 1 2 6 )
Sounds the alarm ( P. 117)
*: This setting must be customized at your Toyota dealer.
The keys
Wireless remote control

1174-1. Key information
4
Operation of each component
MIRAI_OM_USA_OM62025U
To take out the mechanical key,
push the release button and take
the key out.
The mechanical key can only be
inserted in one direction, as the
key only has grooves on one side.
If the key cannot be inserted in a
lock cylinder, turn it over and re-
attempt to insert it.
After using the mechanical key, store it in the electronic key. Carry the
mechanical key together with the electronic key. If the electro nic key bat-
tery is depleted or the entry function does not operate properl y, you will
need the mechanical key. ( P. 398)
■Panic mode
■ When required to leave the vehicle ’s key with a parking attendant
Set the luggage security system ( P. 127) on and lock the glove box ( P. 2 7 1 )
as circumstances demand.
Remove the mechanical key for your own use and provide the attendant with
the electronic key only.
■ If you lose your mechanical keys
New genuine mechanical keys can be made by your Toyota dealer u sing the
other mechanical key and the key number stamped on your key num ber
plate. Keep the plate in a safe place such as your wallet, not in the vehicle.
■ When riding in an aircraft
When bringing an electronic key onto an aircraft, make sure you do not press
any button on the electronic key while inside the aircraft cabi n. If you are car-
rying an electronic key in your bag, etc., ensure that the butt ons are not likely
to be pressed accidentally. Pressing a button may cause the electronic key to
emit radio waves that could interfere with the operation of the aircraft.
Using the mechanical key
When is pressed for longer than
about 1 second, an alarm will sound inter-
mittently and the vehicle lights will flash to
deter any person from trying to break into
or damage your vehicle.
To stop the alarm, press any button on the
electronic key.

1184-1. Key information
MIRAI_OM_USA_OM62025U■
Electronic key battery depletion
●The standard battery life is 1 to 2 years.
● If the battery becomes low, an alarm will sound in the cabin wh en the fuel
cell system stops. ( P. 376)
● As the electronic key always receives radio waves, the battery will become
depleted even if the electronic key is not used. The following symptoms indi-
cate that the electronic key battery may be depleted. Replace the battery
when necessary. ( P. 353)
• The smart key system or the wireless remote control does not o perate.
• The detection area becomes smaller.
• The LED indicator on the key surface does not turn on.
● To avoid serious deterioration, do not leave the electronic key within 3 ft.
(1 m) of the following electrical appliances that produce a magnetic field:
•TVs
• Personal computers
• Cellular phones, cordless phones and battery chargers
• Recharging cellular phones or cordless phones
• Table lamps
• Induction cookers
■ Replacing the battery
P. 353
■ Confirmation of the registered key number
The number of keys already registered to the vehicle can be confirmed. Ask
your Toyota dealer for details.
■ If a wrong key is used
The key cylinder rotates freely to isolate inside mechanism.

1194-1. Key information
4
Operation of each component
MIRAI_OM_USA_OM62025U
NOTICE
■To prevent key damage
● Do not drop the keys, subject them to strong shocks or bend them.
● Do not expose the keys to high temperatures for long periods of time.
● Do not get the keys wet or wash them in an ultrasonic washer, e tc.
● Do not attach metallic or magnetic materials to the keys or pla ce the keys
close to such materials.
● Do not disassemble the keys.
● Do not attach a sticker or anything else to the surface of the electronic key.
● Do not place the keys near objects that produce magnetic fields , such as
TVs, audio systems and induction cookers, or medical electrical equip-
ment, such as low-frequency therapy equipment.
■ Carrying the electronic key on your person
Carry the electronic key 3.9 in. (10 cm) or more away from elec tric appli-
ances that are turned on. Radio waves emitted from electric app liances
within 3.9 in. (10 cm) of the electronic key may interfere with the key, caus-
ing the key to not function properly.
■ In case of a smart key system malfunction or other key-related prob-
lems
Take your vehicle with all the electronic keys provided with yo ur vehicle to
your Toyota dealer.
■ When an electronic key is lost
If the electronic key remains lost, the risk of vehicle theft i ncreases signifi-
cantly. Visit your Toyota dealer immediately with all remaining electronic
keys that were provided with your vehicle.

1204-2. Opening, closing and locking the doors
MIRAI_OM_USA_OM62025U
Doors
◆Smart key system
Carry the electronic key to enable this function.
Grip the driver’s door handle
to unlock the door. Grip the
front passenger’s door han-
dle to unlock all the doors.*
Make sure to touch the sensor
on the back of the handle.
The doors cannot be unlocked
for 3 seconds after the doors are
locked.
*: The door unlock settings can be changed. ( P. 124)
Touch the lock sensor (the indentation on the surface of the door
handle) to lock the doors.
Check that the door is securely locked.
◆Wireless remote control
Locks all the doors
Check that the door is securely
locked.
Unlocks all the doors
Pressing the button unlocks the
driver’s door. Pressing the button
again within 3 seconds unlocks
the other doors.
Press and hold to open the win-
dows.
*
*: This setting must be customized at your Toyota dealer.
The vehicle can be locked and unlocked using the entry func-
tion, wireless remote cont rol or door lock switch.
Unlocking and locking the doors from the outside

1214-2. Opening, closing and locking the doors
4
Operation of each component
MIRAI_OM_USA_OM62025U
■Operation signals
Doors:
A buzzer sounds and the emergency flashers flash to indicate th at the doors
have been locked/unlocked. (Locked: Once; Unlocked: Twice)
Windows:
A buzzer sounds to indicate that the windows are opening.
■ Security feature
If a door is not opened within approximately 60 seconds after t he vehicle is
unlocked, the security feature automatically locks the vehicle again.
■ When the door cannot be locked by the lock sensor on the surface of the
door handle
■ Door lock buzzer
If an attempt to lock the doors is made when a door is not full y closed, a
buzzer sounds continuously for 5 seconds. Fully close the door to stop the
buzzer, and lock the doors once more.
■ Setting the alarm
Locking the doors will set the alarm system. ( P. 74)
■ 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. 398)
Replace the key battery with a new one if it is depleted. ( P. 353)
When the door cannot be locked even if
the lock sensor on the surface of the door
handle is touched by a finger, touch the
lock sensor with the palm.
When gloves are being worn, remove the
gloves.

1224-2. Opening, closing and locking the doors
MIRAI_OM_USA_OM62025U
◆Door lock switchesLocks all the doors
Unlocks all the doors
◆Inside lock buttonsLocks the door
Unlocks the door
The front doors can be opened
by pulling the inside handle
even if the lock buttons are in
the lock position.
Move the inside lock bu tton to the lock position.
Close the door.
The door cannot be locked if the p ower switch is in ACCESSORY or
ON mode, or the electronic key is left inside the vehicle.
If the key is not detected correctly, the door may be locked.
Unlocking and locking the doors from the inside
Locking the doors from the outside without a key

1244-2. Opening, closing and locking the doors
MIRAI_OM_USA_OM62025U
■Switching the door unlock function
It is possible to set which doors the entry function unlocks using the wireless
remote control.
Turn the power switch off.
When the indicator light on the key surface is not on, press and hold ,
or for approximately 5 seconds while pressing and holding
.
The setting changes each time an operation is performed, as sho wn below.
(When changing the setting continuously, release the buttons, w ait for at least
5 seconds, and repeat step .)
To prevent unintended triggering of the alarm, unlock the doors using the
wireless remote control and open and close a door once after th e settings
have been changed. (If a door is not opened within 60 seconds a fter is
pressed, the doors will be locked again and the alarm will auto matically be
set.)
In case that the alarm is triggered, immediately stop the alarm . ( P. 74)
■ Impact detection door lock release system
In the event that the vehicle is subject to a strong impact, al l the doors are
unlocked. Depending on the force of the impact or the type of a ccident, how-
ever, the system may not operate.
■ Using the mechanical key
The doors can also be locked and unlocked with the mechanical k ey.
( P. 398)
■ Open door warning buzzer
If the vehicle speed reaches 3 mph (5 km/h), the master warning light flashes
and a buzzer sounds to indicate that door(s) or the hood in not fully closed.
The open door(s) or hood is displayed on the multi-information display.
Multi-information
displayUnlocking functionBeep
Holding the driver’s door
handle unlocks only the
driver’s door.
Exterior: Beeps 3
times
Interior: Pings once
Holding the front passen-
ger’s door handle unlocks
all the doors.
Holding either front door
handle unlocks all the
doors.Exterior: Beeps twice
Interior: Pings once

1254-2. Opening, closing and locking the doors
4
Operation of each component
MIRAI_OM_USA_OM62025U■
Conditions affecting the operation of the smart key system or w ireless
remote control
P. 134
■ Customization
Settings (e.g. unlocking function using a key) can be changed.
(Customizable features: P. 435)
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 f alling out,
resulting in death or serious injury.
● Ensure that all doors are properly 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 buttons are in locked position.
● Set the rear door child-protector locks when children are seate d in the rear
seats.
■ When opening or closing a door
Check the surroundings of the vehicle such as whether the vehic le is on an
incline, whether there is enough space for a door to open and w hether a
strong wind is blowing.
When opening or closing the door, hold the door handle tightly to prepare
for any unpredictable movement.
■ When using the wireless remote control and operating the power win-
dows
Operate the power window after checking to make sure that there is no pos-
sibility of any passenger having any of their body parts caught in the win-
dow. Also, do not allow children to operate the wireless remote control. It is
possible for children and other passengers to get caught in the power win-
dow.

1264-2. Opening, closing and locking the doors
MIRAI_OM_USA_OM62025U
Tr unk
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
with the power door lock sys-
tem, the trunk can be opened
without carrying the electronic
key.
◆Wireless remote control
Press and hold the switch.
The trunk can be opened using the trunk opener, entry function
or wireless remote control.
Opening the trunk from inside the vehicle
Opening the trunk from outside the vehicle