key TOYOTA PRIUS PRIME 2022 Service Manual

PRIUS PRIME_OM_OM47E74U_(U)
3114-5. Opening and closing the windows
4
Operation of each component
■When the 12-volt battery is disconnected
The window lock switch is disabled. If necessary, press the win dow lock
switch after reconnecting the 12-volt battery.
■ Power window open reminder function
The buzzer sounds and a message is shown on the multi-informati on display
in the instrument cluster when the power switch is turned off and the driver’s
door is opened with the power windows open.
■ Customization
Settings (e.g. linked door lock operation) can be changed.
(Customizable features: P. 749)
WARNING
Observe the following precautions.
Failing to do so may result in death or serious injury.
■Closing the windows
● The driver is responsible for all the power window operations, including the
operation for the passengers. In order to prevent accidental op eration,
especially by a child, do not let a child operate the power windows. It is
possible for children and other passengers to have body parts c aught in
the power window. Also, when riding with a child, it is recommended to use
the window lock switch. ( P. 309)
● When using the wireless remote control or mechanical key and op erating
the power windows, operate the power window after checking to m ake
sure that there is no possibility of any passenger having any o f their body
parts caught in the side window. Also do not let a child operat e side win-
dow by the wireless remote control or mechanical key. It is pos sible for
children and other passengers to get caught in the power window .
● When exiting the vehicle, turn the power switch off, carry the key and exit
the vehicle along with the child. There may be accidental operation, due to
mischief, etc., that may possibly lead to an accident.
● Check to make sure that all passengers
do not have any part of their body in a
position where it could be caught when
a side window is being operated.

PRIUS PRIME_OM_OM47E74U_(U)
3155-1. Before driving
5
Driving
Stop the vehicle completely.
Set the parking brake. ( P. 3 4 6 )
Shift the shift position to P. ( P. 340)
Check that the shift position indicator shows P.
Press the power switch to stop the hybrid system.
Slowly release th e brake pedal.
Lock the door, making sure that you have the electronic key on your
person.
If parking on a hill, block the wheels as needed.
Firmly set the parking brake with the brake pedal depressed, an d
then shift the shift position to D.
Release the brake pedal and gen tly depress the accelerator pedal.
Release the parking brake.
When the following unusual operation is performed with the acce lera-
tor pedal depressed, the hybrid system output may be restrained .
● When the shift position is shifted to R
*.
● When the shift position is shifted from P or R to forward drive shift
position such as D
*.
When the system operates, a me ssage appears on the multi-inform a-
tion display. Read the message and follow the instruction.
*: Depending on the situation, the shift position may not be cha nged.
■When starting off on an uphill
The hill-start assist control will activate. ( P. 497)
■ For electricity-saving and fuel-efficient driving
Understand the system characteristics of the vehicle to use the functions of
the hybrid system. Also, keep in mind that hybrid vehicles are similar to con-
ventional vehicles, and it is necessary to refrain from activit ies such as sud-
den acceleration. Refer to “Plug-in hybrid vehicle driving tips ” (P. 106).
Parking the vehicle
Starting off on a steep uphill
Sudden start restraint control (Drive-Start Control [DSC])
1
2
3
4
5
6
1
2
3

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PRIUS PRIME_OM_OM47E74U_(U)
5-2. Driving procedures
Power (ignition) switch
Check that the charging cable is disconnected. (P. 1 4 7 )
Check that the park ing brake is set.
Firmly depress the brake pedal.
and a message will be dis-
played on the multi-information dis-
play.
When the shift position is N, the
hybrid system cannot start. Shift
the shift position to P when starting
the hybrid system. ( P. 3 4 0 )
Press the power switch shortly
and firmly.
When operating the power switch,
one short, firm press is enough. It
is not necessary to press and hold
the switch.
If the “READY” indicator turns on,
the hybrid system will operate nor-
mally.
Continue depressing the brake pedal until the “READY” indicator is illumi-
nated.
The hybrid system can be started from any power switch mode.
Check that the “R EADY” indicator is illuminated.
If the “READY” indicator changes from a flashing light to a sol id light and
the buzzer sounds, the hybrid system is starting normally.
The vehicle will not move when the “READY” indicator is off.
The vehicle can move when the “READY” indicator is on even if t he engine
is stopped. (The gasoline engine starts or stops automatically in accor-
dance with the state of the vehicle.)
Performing the following opera tions when carrying the elec-
tronic key on your person starts the hybrid system or changes
power switch modes.
Starting the hybrid system
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2
3
4
5

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PRIUS PRIME_OM_OM47E74U_(U)
5-2. Driving procedures
Modes can be changed by pressing the power switch with the brake
pedal released. (The mode changes each time the switch is pressed.)
Off
The emergency flashers can be
used.
ACCESSORY mode
Some electrical components such
as the audio system can be used.
“Accessory” is displayed on the
main display.
ON mode
All electrical components can be
used.
“Ignition ON” is displayed on the
main display.
■ Auto power off function
If the vehicle is left in ACCESSORY mode for more than 20 minut es or ON
mode (the hybrid system is not operating) for more than an hour with the shift
position in P, the power switch will automatically turn off. Ho wever, this func-
tion cannot entirely prevent the 12-volt battery discharge. Do not leave the
vehicle with the power switch in ACCESSORY or ON mode for long periods
of time when the hybrid system is not operating.
■ Sounds and vibrations sp ecific to a hybrid vehicle
P. 97
■ Electronic key battery depletion
P. 276
■ When the ambient temperature is low, such as during winter driv ing con-
ditions
● When starting the hybrid system, the flashing time of the “READY” indicator
may be long. Leave the vehicle as it is until the “READY” indic ator is steady
on, as steady means the vehicle is able to move.
● When the hybrid battery (traction battery) is extremely cold (b elow approxi-
mately -22°F [-30°C]) under the influence of the outside temper ature, it may
not be possible to start the hybrid system. In this case, try t o start the hybrid
system again after the temperature of the hybrid battery increa ses due to
the outside temperature increase etc.
Changing power switch modes
1
2
3

PRIUS PRIME_OM_OM47E74U_(U)
3355-2. Driving procedures
5
Driving
■Conditions affecting operation
P. 293
■ Note for the entry function
P. 294
■ If the hybrid system does not start
●The immobilizer system may not have been deactivated. ( P. 83)
Contact your Toyota dealer.
● The charging cable may be connected to the vehicle. ( P. 1 4 3 )
● If a message related to start-up is shown on the multi-informat ion display,
read the message and follow the instructions.
■ 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 hybrid system is malfunctioning
P. 100
■ If the electronic key battery is depleted
P. 644
■ Operation of the power switch
●If the switch is not pressed shortly and firmly, the power switch mode may
not change or the hybrid system may not start.
● If attempting to restart the hybrid system immediately after tu rning the power
switch off, the hybrid system may not start in some cases. After turning the
power switch off, please wait a few seconds before restarting t he hybrid sys-
tem.
■ Automatic hybrid system shut off feature
●The vehicle is equipped with a feature that automatically shuts off the hybrid
system when the shift position is in P with the hybrid system operating for an
extended period.
● The hybrid system will automatically shut off after approximately 1 hour if it
has been left running while the shift position is in P.
● The timer for the automatic hybrid system shut off feature will reset if the
brake pedal is depressed or if the shift position is in a posit ion other than P.
● After the vehicle is parked, if the door is locked with the door lock switch
(P. 281) from the inside or the mechanical key ( P. 708) from the outside,
the automatic hybrid system shut off feature will be disabled. The timer for
the automatic hybrid system shut off feature will be re-enabled if the driver’s
door is opened.

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PRIUS PRIME_OM_OM47E74U_(U)
5-2. Driving procedures
■Automatic P position selection function
P. 342
■ When the shift contr ol system malfunctions
When attempting to turn the power switch off while there is a m alfunction in
the shift control system, the power switch mode may change to A CCES-
SORY mode. In this case, ACCESSORY mode may be turned off by ap plying
the parking brake and pressing the power switch again. If there is a malfunc-
tion in the system, have the vehicle inspected by your Toyota d ealer immedi-
ately.
■ Meter display
When the power switch is turned off, each display will turn off as follows.
● The shift position indicator will turn off after approximately 2 seconds.
● The multi-information display, clock, etc. will turn off after approximately 30
seconds. (Each display will also turn off immediately if a door is locked
before 30 seconds has elapsed.)
■ If the smart key system has been d eactivated in a customized setting
P. 709

PRIUS PRIME_OM_OM47E74U_(U)
3515-3. Operating the lights and wipers
5
Driving
■Automatic light off system
●When the headlights come on: The headlights and tail lights turn off 30 sec-
onds after the driver’s door is opened and closed if the power switch is
turned to ACCESSORY mode or turned off. (The lights turn off im mediately
if on the key is pressed after all the doors are locked.)
● When only the tail lights come on: The tail lights turn off automatically if the
power switch is turned to ACCESSORY mode or turned off and the driver’s
door is opened.
To turn the lights on again, turn the power switch to ON mode, or turn the light
switch to the , or position once and then back to the
or position.
■ 12-volt battery-saving function
In order to prevent the 12-volt battery of the vehicle from dis charging, if the
headlights and/or tail lights are on when the power switch is t urned off, the
12-volt battery saving function will operate and automatically turn off all the
lights after approximately 20 minutes.
When any of the following are performed, the 12-volt battery-sa ving function
is canceled once and then reactivated. All the lights will turn off automatically
20 minutes after the 12-volt battery-saving function has been reactivated:
● When the headlight switch is operated
● When a door is opened or closed
■ If “Headlight System Malfunction Visit Your Dealer” is displaye d on the
multi-information display
The system may be malfunctioning. Have the vehicle inspected by your Toy-
ota dealer.
■ Customization
Settings (e.g. light sensor sensitivity) can be changed.
(Customizable features: P. 749)
NOTICE
■To prevent 12-volt battery discharge
Do not leave the lights on longer than necessary when the hybrid system is
off.

PRIUS PRIME_OM_OM47E74U_(U)
5336-1. Using the air conditioning system and defogger
6
Interior features
■Security feature
Any unlocked doors will be automatically locked when the system is operat-
ing. The buzzer sounds and the emergency flashers flash to indi cate that the
doors have been locked or the system has been turned off.
(The doors locked: Once; The system turned off: Twice)
■ Conditions affecting operation
P. 293
■ When using the Remote A ir Conditioning System
A charging message will be displayed on the multi-information d isplay. Differ-
ent messages will be displayed depending on when the Remote Air Condi-
tioning System was started (after charging or during charging).
■ While the Remote Air Condit ioning System is operating
● Depending on the operating condition of the Remote Air Conditio ning Sys-
tem, the electric fan may spin and an operating noise may be heard. How-
ever, this does not indicate a malfunction.
● The Remote Air Conditioning System may stop operating temporari ly if
other features that use electricity (for example, the seat heater, lights, wind-
shield wipers) are in operation or if the charge level of the 1 2-volt battery
becomes low.
● The headlights, windshield wiper, combination meter, etc. will not operate
while the Remote Air Conditioning System is operating.
■ Electronic key battery depletion
P. 276
■ When the electronic key battery is fully depleted
P. 644
■ Customization
Setting (e.g. Operation using “A/C” on the wireless remote control) can be
changed. (Customizable features: P. 749)

PRIUS PRIME_OM_OM47E74U_(U)
5396-2. Using the interior lights
6
Interior features
Turns the switch to the door
position (door linked)
Operation is linked with the front
interior light main switch. When the
switch is off, the light does not illu-
minate.
Turns the light on
■Illuminated entry system
The lights automatically turn on/off according to power switch mode, the pres-
ence of the electronic key, whether the doors are locked/unlocked, and
whether the doors are opened/closed.
■ To prevent the 12-volt battery from being discharged
If the interior lights remain on when the power switch is turned off, the light
will go off automatically after 20 minutes.
■ Customization
Settings (e.g. the time elapsed before the lights turn off) can be changed.
(Customizable features: P. 749)
Rear interior light
1
2
NOTICE
To prevent 12-volt battery discharge, do not leave the lights on longer than
necessary when the hybrid system is off.

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PRIUS PRIME_OM_OM47E74U_(U)
6-4. Using the other interior features
■The wireless charger can be operated when
The power switch is in ACCESSORY or ON mode.
■ Usable portable devices
Qi standard wireless charge standard can be used on compatible devices.
However, not all Qi standard devices and compatibility are guar anteed.
Starting with mobile phones and smart phones, it is aimed for l ow power elec-
trically supplied portable devices of no more than 5W.
■ When covers and accessories are attached to portable devices
Do not charge in situations where cover and accessories not able to handle
Qi are attached to the portable device. Depending on the type o f cover and
accessory, it may not be possible to charge. When charging is not performed
even with the portable device placed on the charge area, remove the cover
and accessories.
■ While charging, noise enters the AM radio
Turn off the wireless charger and confirm that the noise has decreased. If the
noise decreases, continuously pushing the power supply switch o f the wire-
less charger for 2 seconds, the frequency of the charger can be changed and
the noise can be reduced.
Also, on that occasion, the operation indicator light will flas h orange 2 times.
■ Important points of the wireless charger
●If the electronic key cannot be detected within the vehicle int erior, charging
cannot be done. When the door is opened and closed, charging ma y be
temporarily suspended.
● When charging, the wireless charging device and portable device will get
warmer, however this is not a malfunction.
When a portable device gets warm while charging, charging may s top due
to the protection function on the portable device side. In this case, when the
temperature of the portable device drops significantly, charge again.
■ Operation sounds
When the power supply is turned on, while searching for the portable device a
sound will be produced, however this is not a malfunction.