1905-2. Driving procedures
MIRAI_OM_USA_OM62073U■
Parking the vehicle during cold weather
●Water may automatically purge from the tailpipe, even when the fuel cell
system is off, in order to prevent liquid in the fuel cell stac k, hydrogen pipe-
lines, etc., from freezing.
● It is normal to hear hissing and other sounds during purge. ( P. 88)
● The H
2O indicator on the meter will illuminate during purge.
■ Water release function during cold weather
In the following cases, the fuel cell system automatic drainage may not oper-
ate. It may not be possible to start the fuel cell system due t o the fuel cell
stack, hydrogen pipes, etc, being frozen.
• When transporting or towing the vehicle in frozen areas
• When the 12-volt battery terminals are disconnected and remain as such
in frozen areas
Operate the water release function with the following procedure beforehand
to prevent water from freezing in the system.
Turn the power switch to ON mode and press the H
2O switch.
Check that the H
2O indicator on the meter turns on.
While depressing the brake, press the power switch to start the fuel cell
system.
Check that the “READY” indicator turns on.
Press the power switch to stop the fuel cell system.
The water release is automatically performed. During water purg e, the
H
2O indicator turns on. (Longer than normal water purge)
■ Conditions affecting operation
P. 146
■ Notes for the entry function
P. 147
■ If the fuel cell system does not start
●The immobilizer system may not have been deactivated. ( P. 78)
Contact your Toyota dealer.
● Check that the shift position is P. ( P. 193)
The fuel cell system cannot be started when the shift position is N.
If P position is not selected, “Shift to P position to start” w ill be displayed on
the multi-information display.
● Check that the fuel door is closed.
When the fuel door is open, the fuel cell system cannot be star ted.
Close the fuel door before starting the system. ( P. 216)
1
2
3
1915-2. Driving procedures
5
Driving
MIRAI_OM_USA_OM62073U■
If “Smart Key System Malfunction See Owner’s Manual” is displayed on
the multi-information display
The system may be malfunctioning. Have the vehicle inspected by your
Toyota dealer immediately.
■ If the “READY” indicator does not come on
In the event that the “READY” indicator does not come on even a fter perform-
ing the proper procedures for starting the vehicle, contact you r Toyota dealer
immediately.
■ If the fuel cell system is malfunctioning
P. 426
■ If the electronic key battery is depleted
P. 400
■ Operation of the power switch
If the switch is not pressed shortly and firmly, the power swit ch mode may not
change or the fuel cell system may not start.
■ Automatic P position selection function
●When the shift position is other than P, pressing the power swi tch with the
vehicle stopped completely will cause the shift position to cha nge to P auto-
matically, and then the power switch will turn off.
● When turning the power switch off with the shift position other than P, firmly
depress the brake pedal and confirm that the shift position* ha s changed to
P before slowly releasing the brake pedal.
*: Even after the instrument panel display has been turned off, t he shift
position indicator will continue to be displayed for several se conds.
■ If the shift control system malfunctions
The power switch will not be able to be turned off. In this occurs, the switch
can be turned off by applying the parking brake.
If the system malfunctions, have your vehicle serviced by your Toyota dealer
immediately.
■ If the smart key system has been d eactivated in a customized setting
P. 486
1935-2. Driving procedures
5
Driving
MIRAI_OM_USA_OM62073U
Transmission
Shift lever
Operate the shift lever gently
and ensure correct shifting
operation.
Release the shift lever after
each shifting operation to allow
it return to the position.When shifting to the D
or R positions, move
the shift lever along the
shift gate.
To shift to the N posi-
tion, slide the shift lever
to the left and hold it.
The shift position will
change to N.
To shift to the Br mode, pull the shift lever to the rear along
the shift gate. Shifting to Br mode is only possible when the
shift position D is selected.
When shifting from P to N, D or R, from D to R, or from R to D,
ensure that the brake pedal is being depressed and that the veh icle
is stationary.
Shift position indicator
When selecting a shift position, make sure that the shift posit ion
has been changed to the desired po sition by checking the shift
position indicator provided on the instrument panel.
Shifting the shift lever
1945-2. Driving procedures
MIRAI_OM_USA_OM62073U
The shift position can be changed to P through the use of the P posi-
tion switch.
Fully stop the vehicle and keep
depressing the brake pedal, and
then press the P position switch.
When the shift position is changed
to P, the switch indicator comes on.
Check that the P position indicator
is illuminated on the shift position
indicator.
■
Shifting the shift position from P to other positions
While depressing the brake pedal firmly, operate the shift leve r. I f
the shift lever is operated without depressing the brake pedal, a
buzzer will sound and the shifting operation will be disabled.
Shift position purpose
Shift positionObjective or function
PParking the vehicle/starting the fuel cell system
RReversing
NNeutral
DNormal driving
P position switch
1965-2. Driving procedures
MIRAI_OM_USA_OM62073U
■For the shift positions
●When the power switch is off, the shift position cannot be chan ged.
● When the power switch is in ON mode (the fuel cell system is not operating),
the shift position can only be changed to N. The shift position will be
changed to N even if the shift position is shifted to D or R and held in that
position.
● When the “READY” indicator is on, the shift position can be cha nged from P
to D, N or R.
● When the “READY” indicator is flashing, the shift position cann ot be
changed from P to another position even if the shift lever is o perated.
Wait until the “READY” indicator changes from a flashing to a s olid light, and
then operate the shift lever again.
In addition, if an attempt is made to change the shift position by moving the
shift lever or by pressing the P position switch in any of the following situa-
tions, a buzzer will sound and the shifting operation will be disabled or the
shift position will automatically change to N. When this happen s, select an
appropriate shift position.
● When attempting to change the shift position from P without dep ressing the
brake pedal, the shift position change is invalidated.
● Situations where the shift position will automatically change t o N:
• When the P position switch is pressed while the vehicle is running.
*1
• When an attempt is made to select the R position by moving the shift
lever when the vehicle is moving forward.
*2
• When an attempt is made to select the D position by moving the shift
lever when the vehicle is moving in reverse.
*3
• When an attempt is made to change the shift position from R to Br mode
by moving the shift lever.
*1: Shift position may be changed to P when driving at extremely l ow speeds.
*2: Shift position may be changed to R when driving at low speeds.
*3: Shift position may be changed to D when driving at low speeds.
■ Br mode
Depending on the condition of the traction battery, Br mode may not be avail-
able.
In that case, a message is displayed on the multi-information d isplay.
■ Sounds when in Br mode
P. 88
■ Restraining sudden start (Drive-Start Control)
P. 173
■ Reverse warning buzzer
When shifting into R, a buzzer will sound to inform the driver that the shift
position is in R.
1985-2. Driving procedures
MIRAI_OM_USA_OM62073U
NOTICE
■Situations where shift control system malfunctions are possible
If any of the following situations occurs, shift control system malfunctions
are possible.
Immediately stop the vehicle in a safe place on level ground, a pply the park-
ing brake, and then contact your Toyota dealer.
● When a warning message indicating malfunction appears on the mu lti-
information display. ( P. 426)
● When the shift position indicator remains off.
■ If the vehicle cannot be shifted out of P
There is a possibility that the 12-volt battery is discharged. Check the
12-volt battery in this situation.
■ Notes regarding shift lever and P position switch operation
Avoid repeatedly operating the shift lever and P position switch in quick suc-
cession.
The system protection function may activate and it will not be temporarily
possible to shift the shift position other than P. If this happens, please wait
for a while before attempting to change the shift position agai n.
2005-2. Driving procedures
MIRAI_OM_USA_OM62073U
Parking brake
To set the parking brake, fully
depress the parking brake pedal
with your left foot while depress-
ing the brake pedal with your right
foot.
(Depressing the pedal again
releases the parking brake.)
■Parking the vehicle
P. 172
■ Parking brake engaged warning buzzer
A buzzer will sound if the vehicle is driven with the parking b rake engaged.
“Release Parking Brake” is displayed on the multi-information d isplay.
■ Warning messages and buzzers
Warning messages and buzzers are used to indicate a system malfunction or
to inform the driver of the need for caution. If a warning message is shown on
the multi-information display, read the message and follow the instructions.
■ If the brake system warning light comes on
P. 418
■ Usage in winter time
P. 302
Operating instructions
(U.S.A.) (Canada)
NOTICE
■When parking the vehicle
Before you leave the vehicle, shift the shift position to P, se t the parking
brake and make sure that the vehicle does not move.
■ Before driving
Fully release the parking brake.
Driving the vehicle with the parking brake set will lead to bra ke components
overheating, which may affect braking performance and increase brake
wear.
2035-3. Operating the lights and wipers
5
Driving
MIRAI_OM_USA_OM62073U
With the headlights on, push
the lever away from you to turn
on the high beams.
Pull the lever toward you to the
center position to turn the high
beams off.
Pull the lever toward you and
release it to flash the high
beams once.
You can flash the high beams with the headlights on or off.
■Daytime running light system
●The daytime running lights illuminate using the same lights as the parking
lights and illuminate brighter than the parking lights.
● To make your vehicle more visible to other drivers during dayti me driving,
the daytime running lights turn on automatically when all of the following
conditions are met. (The daytime running lights are not designe d for use at
night.)
• The fuel cell system is operating
• The parking brake is released
• The headlight switch is in the (Canada only), or
* position
*: When the surroundings are bright
The daytime running lights remain on after they illuminate, even if the parking
brake is set again.
● For the U.S.A.: Daytime running lights can be turned off by ope rating the
switch.
● Compared to turning on the headlights, the daytime running ligh t system
offers greater durability and consumes less electricity, so it can help improve
fuel economy.
■ Headlight control sensor
Turning on the high beam headlights
The sensor may not function properly if an
object is placed on the sensor, or anything
that blocks the sensor is affixed to the
windshield.
Doing so interferes with the sensor
detecting the level of ambient light and
may cause the automatic headlight sys-
tem to malfunction.