key TOYOTA PRIUS PRIME 2023 Service Manual

2395-1. Before driving
5
Driving
5-1.Before driving
■Starting the hybrid system
 P.251
■Driving
1 With the brake pedal
depressed, shift the shift
position to D.
Check that the shift position indica-
tor shows D.
2If the parking brake is set,
release the parking brake.
( P.263)
If the parking brake is in automatic
mode, the parking brake will be
released automatically. ( P.264)
3 Gradually release the brake
pedal and gently depress the
accelerator pedal to acceler-
ate the vehicle.
■Stopping
1 Depress the brake pedal.
2 If necessary, set the parking
brake.
If the vehicle is to be stopped for an
extended period of time, shift the
shift position to P. ( P.257)
■Parking the vehicle
1 Depress the brake pedal to
stop the vehicle completely. 2
If the parking brake is
released, set the parking
brake. ( P.263)
3 Shift the shift position to P.
( P.257)
Check that the shift position indica-
tor shows P and the parking brake
indicator is illuminated.
4Press the power switch to
stop the hybrid system.
5 Slowly release the brake
pedal.
6 Lock the door, making sure
that you have the electronic
key on your person.
If parking on a hill, block the wheels
as needed.
■Starting off on a steep
uphill
1 Firmly depress the brake
pedal and shift the shift posi-
tion to D.
The hill-start assi st control will be
activated.
2 Set the parking brake.
( P.263)
3 Release the brake pedal and
gently depress the accelera-
tor pedal to accelerate the
vehicle.
4 Release the parking brake.
( P.263)
■For electricity-saving and fuel-
efficient driving
Understand the system characteris-
tics of the vehicl e to use the func-
tions of the hybrid system. Also,
keep in mind that Plug-in Hybrid
Electric Vehicles are similar to con-
Driving the vehicle
The following procedures
should be observed to
ensure safe driving:
Driving procedure

2515-2. Driving procedures
5
Driving
5-2.Driving procedures
1Check that the AC charging
cable is disconnected.
( P.116)
2 Pull the parking brake switch
to check that the parking
brake is set. ( P.263)
The parking brake indicator will
come on.
3 Firmly depress the brake
pedal.
and a message will be dis-
played on the multi-information dis-
play.
If it is not displayed, the hybrid sys-
tem cannot be started.
When the shift position is N, the
hybrid system cannot start. Shift
the shift position to P when starting
the hybrid system. ( P.257)
4 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
illuminated.
The hybrid system can be started
from any power switch mode.
5
Check that the “READY” indi-
cator is illuminated.
The vehicle cannot be driven if the
“READY” indicator is off.
■Power switch illumination
According to the situation, the
power switch illumination operates
as follows.
●When driver’s door or front pas-
senger’s door is opened, the
power switch illumination illumi-
nates.
●When the power switch is in OFF
and depressing the brake pedal
with carrying the electronic key on
your person, the power switch illu-
mination blinks.
●When the power switch is in ACC
or ON, the power switch illumina-
tion illuminates.
●When the power switch mode is
changed from ACC or ON to OFF,
the power switch illumination illu-
minates for a certain amount of
time. Afterwards, the power switch
illumination turns off.
■If the hybrid system does not
start
●The immobilizer system may not
have been deactivated. ( P.70)
Contact your Toyota dealer.
Power (ignition)
switch
Performing the following
operations when carrying
the electronic key on your
person starts the hybrid
system or changes power
switch modes.
Starting the hybrid sys-
tem

2525-2. Driving procedures
●If a message related to start-up is
shown on the multi-information
display, read the message and fol-
low the instructions.
●If the door is unlocked with the
mechanical key, the hybrid system
cannot be started using the smart
key system. Refer to P.588 to start
the hybrid system. However, if the
electronic key is carried inside the
vehicle and the doors are locked
(  P.187), the hybrid system can
be started.
■When the ambient temperature
is low, such as during winter
driving conditions
●When starting the hybrid system,
the flashing time of the “READY”
indicator may be long. Leave the
vehicle as it is until the “READY”
indicator is steady on, as steady
means the vehicle is able to move.
●When the hybrid battery (traction
battery) is extremely cold (below
approximately -22°F [-30°C])
under the influence of the outside
temperature, it may not be possi-
ble to start the hybrid system. In
this case, try to start the hybrid
system again after the tempera-
ture of the hybrid battery
increases due to the outside tem-
perature increase etc.
■Sounds and vibrations specific
to a Hybrid Electric Vehicle
 P.79
■If the 12-volt battery is dis-
charged
The hybrid system cannot be
started using the smart key system.
Refer to P.589to restart the hybrid
system.
■Electronic key battery depletion
 P.180
■Conditions affecting operation
 P.205
■Note for the entry function
 P.206
■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 your
Toyota dealer immediately.
■If the “READY” indicator does
not come on
In the event that the “READY” indi-
cator does not come on even after
performing the proper procedures
for starting the vehicle, contact your
Toyota dealer immediately.
■When “Check Fuel Cap” is dis-
played on the mu lti-information
display
 P.281
■If the hybrid system is malfunc-
tioning
 P.87
■Electronic key battery
 P.538
■Operation of the power switch
●If the switch is not pressed shortly
and firmly, the power switch mode
may not change or the hybrid sys-
tem may not start.
●If attempting to restart the hybrid
system immediately after turning
the power switch to OFF, the
hybrid system may not start in
some cases. After turning the
power switch to OFF, please wait
a few seconds before restarting
the hybrid system.
■Customization
If the smart key system has been
deactivated in a customized setting,
refer to P.588.

2535-2. Driving procedures
5
Driving
1Stop the vehicle completely.
2 If the parking brake is in man-
ual mode, set the parking
brake. ( P.263)
3 Press the P position switch.
( P.257)
Check that the shift position indica-
tor shows P and the parking brake
indicator is illuminated.
4Press the power switch.
The hybrid system will stop, and the meter display will
be extinguished
(the shift position indicator will be
extinguished a few seconds after
the meter display).
5 Release the brake pedal and
check that “ACCESSORY” or
“POWER ON” is not shown
on the meter.
■When the shift control system
malfunctions
If the shift control system is malfunc-
tioning, when attempting to turn the
power switch off, it may not be able
to be turned off. In this situation, it
may be possible to turn the power
switch off by applying the parking
brake and then operating the power
switch.
If there is a malfunction in the sys-
tem, have the vehicle inspected by
your Toyota dealer immediately.
■Automatic hybrid system shut
off feature
●The vehicle is equipped with a
feature that automa tically shuts off
the hybrid system when the shift
position is in P with the hybrid sys-
tem operating for an extended
period.
●The hybrid system will automati-
cally shut off after approximately 1
hour if it has been left operating
while the shift position is in P.
●The timer for the automatic hybrid
system shut off fe ature will reset if
the brake pedal is depressed or if
the shift position is in a position
other than P.
●After the vehicle is parked, if the
door is locked with the door lock
switch ( P.187) from the inside
or the mechanical key ( P.587)
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.
WARNING
■When starting the hybrid sys-
tem
Always start the hybrid system
while sitting in the driver’s seat.
Do not depress the accelerator
pedal while starting the hybrid
system under any circumstances.
Doing so may cause an accident
resulting in death or serious
injury.
NOTICE
■When starting the hybrid sys-
tem
If the hybrid system becomes diffi-
cult to start, have your vehicle
checked by your Toyota dealer
immediately.
■Symptoms indicating a mal-
function with the power
switch
If the power switch seems to be
operating somewhat differently
than usual, such as the switch
sticking slightly, there may be a
malfunction. Contact your Toyota
dealer immediately.
Stopping the hybrid sys-
tem

2715-3. Operating the lights and wipers
5
Driving
■Automatic light off system
●When the headlights are on: The
lights turn off 30 seconds after the
power switch is turned to OFF and
a door is opened and closed. (The
lights turn off immediately if
on the key is pressed after all the
doors are closed.)
●When only the tail lights are on:
The tail lights turn off automati-
cally if the power switch is turned
to OFF and the driver’s door is
opened.
To turn the lights on again, turn the
power switch to ON, or turn the light
switch to the , or posi-
tion once and then back to the
or position.
■Light reminder buzzer
A buzzer sounds when the driver’s
door is opened while the lights are
turned on with the power switch in
OFF (except when the automatic
light off system is operated).
■12-volt battery-saving function
In order to prevent the 12-volt bat-
tery of the vehicle from discharging,
if the headlights and/or tail lights are
on when the power switch is turned
to OFF, the battery saving function
will operate and aut omatically turn
off all the lights after approximately
20 minutes.
When any of the following are per-
formed, the 12-volt battery-saving
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 oper-
ated
●When a door is opened or closed
■Windshield wiper linked head-
light illumination (if equipped)
When driving during daytime with
the headlight switch is in the
position, if the windshield wipers are
used, the headlights will turn on
automatically after several seconds
to help enhance the visibility of your
vehicle.
■If “Headlight System Malfunc-
tion Visit Your Dealer” is dis-
played on the mu lti-information
display
The system may be malfunctioning.
Have the vehicle inspected by your
Toyota dealer.
■Customization
Settings (e.g. light sensor sensitiv-
ity) can be changed.
(Customizable features: P.618)
1 With the headlights on, push
the lever away from you to
turn on the high beams.
NOTICE
■To prevent 12-volt battery dis-
charge
Do not leave the lights on longer
than necessary when the hybrid
system is not operating.
Turning on the high beam
headlights

4466-2. Using the interior lights
6-2.Using the interior lights
Rear personal lights (P.447)
Interior lights ( P.447)/Front personal lights ( P.447)
Shift lever light
*
Instrument panel ornament lights (if equipped) ( P.448)
Footwell lights (if equipped)
*: The shift lever light turns on/off together with the tail lights.
■Illuminated entry system
The lights automatically turn on/off
according to the power switch
mode, the presence of the elec-
tronic key, whether the doors are
locked/unlocked, and whether the
doors are open/closed.
■To prevent the 12-volt battery
from being discharged
If the interior light s remain on when
the power switch is turned to OFF,
the lights will go off automatically
after 20 minutes.
■Automatic illumina tion of the
interior lights
If any of the SRS airbags deploy
(inflate) or in the event of a strong
rear impact, the interior lights will
turn on automatically. The interior
lights will turn off au tomatically after
approximately 20 minutes.
The interior lights can be turned off
manually. However, in order to help
prevent further collisions, it is rec-
ommended that they be left on until
safety can be ensured. (The interior
lights may not turn on automatically
Interior lights list
Location of the interior lights
A
B
C
D
E

4606-4. Using the other interior features
charging restarts.
 If the smartphone is moved to
somewhere outside of the
charge area, charging will
stop. In this case, the opera-
tion indicator light will blink in
orange. Readjust the position
of the smartphone to near the
center of the charge area.
■Rapid charging function
 The following smartphones
support rapid charging.
• Smartphones compliant with
WPC Ver1.2.4 and compatible
with rapid charging
• iPhone’s with an iOS version that supports 7.5 W charging (iPhone
8 and later models)
 When a smartphone that sup-
ports rapid charging is
charged, charging automati-
cally switches to the rapid
charging function.
■Lighting conditions of operation indicator light
*1: Charging power will not be output du ring standby. A metallic object will
not be heated, if it is placed on the wireless charger in this state.
*2: Depending on the smartphone, there are cases where the operation indi- cator light will continue being lit up orange even after the charging is
complete.
*3: If the smart key system detects the electronic key while charging is
occurring, the operation indicato r light may illuminate in green.
■When the wireless charger does not operate properly
When the wireless charger does not operate properly, handle the
probable cause based on the following tables.
Operation indicator lightConditions
Turning offWhen the Wireless charger power supply is off
Green (comes on)
On Standby (charging possible
state)
*1
When charging is complete*2
Orange (comes on)
When placing the smartphone on the charging area (detecting the smart- phone)
Charging*3

4616-4. Using the other interior features
6
Interior features
Operation indicator lightSuspected causes/Handling method
Orange (Flashing repeatedly once every second)
Vehicle to wireless charger com-
munication failure
If the hybrid system is operating,
stop and then restart the hybrid
system.
If the power switch is in ACC, start the
hybrid system. ( P.251)
Green (comes on)
The smart key system is detecting
the electronic key.
 Wait until electronic key detec-
tion has completed.

4636-4. Using the other interior features
6
Interior features
ported by iPhone’s that support
7.5 W charging.
• Charging at 10 W or less is sup-
ported by smartphones compliant
with EPP output as defined by
WPC standard Ver1.2.4.
■Using the smart key system
Charging will be suspended for the
smart key system to detect the elec-
tronic key during charging such as
when the electronic key has been
brought outside the vehicle. When
the electronic key is detected,
charging will automatically start
again.
■When covers and accessories
are attached to smartphones
Do not charge in situations where
cover and accessories not able to
handle Qi are attached to the smart-
phone. Depending on the type of
cover (including for certain genuine
manufacturer parts) and accessory,
it may not be possible to charge.
When charging is not performed
even with the smartphone placed on
the charge area, remove the cover
and accessories.
■When a smartphone is placed
on the charging area
The application may be opened
unintentionally such as when the
switch on the side of the smart-
phone is pressed. Prevent this from
occurring such as by changing your
smartphone settings as necessary.
■Noise enters the AM radio while
charging
●Turn off the wireless charger and
confirm that the noise has
decreased. If the noise
decreases, continuously pushing
the power supply switch of the
wireless charger for 2 seconds,
the frequency of the charger can
be changed and the noise can be
reduced.
Also, on that occasion, the opera-
tion indicator light will flash orange
2 times.
●iPhone’s use a particular fre-
quency for rapid charging.
Depending on the iOS version,
rapid charging may not be per-
formed while switching frequen-
cies.
■Important points of the wireless
charger
●If the electronic key cannot be
detected within the vehicle inte-
rior, charging cannot be done.
When the door is opened and
closed, charging may be tempo-
rarily suspended.
●When charging, the wireless
charging device and smartphone
will get warmer, however this is
not a malfunction.
When a smartphone gets warm
while charging, charging may stop
due to the protection function on
the smartphone side. In this case,
when the temperature of the
smartphone drops significantly,
charge again.
■Cleaning the wireless charger
 P.491
■Situations in which the function
may not operate normally
Devices may not be charged nor-
mally in the following situations.
●The smartphone is fully charged
●The smartphone is being charged
with a cable connected
●There is foreign matter between
the charge area and smartphone
●Charging has caused the smart-
phone to heat up
●The temperature around the wire-
less charger is 95°F (35°C) or
higher, such as in extreme heat
●The smartphone is placed with its
charging side away from the wire-
less charger
●The smartphone is placed in an
area misaligned from the charge
area
●A foldable and smartphone is

4646-4. Using the other interior features
placed outside the charge area
●The vehicle is in an area where
strong electrical waves or noise
are emitted, such as near a televi-
sion tower, power plant, gasoline
station, broadcasting station, large
display, airport, etc.
●The electronic key is not inside the
vehicle
●Any of the following objects that is
0.08 in. (2 mm) or thicker is stuck
or installed between the charging
side of the smartphone and the
charge area.
• Thick cases or covers
• A case or cover attached with an
uneven or tilted surface, so that
the charging side is not flat
• Thick decorations
• Accessories, such as finger rings, straps, etc.
●When there is a gap between the
charging side of the smartphone
and the charge area due to a pro-
trusion such as a camera on the
charging side of the smartphone.
●When the smartphone is in con-
tact with, or is covered by any of
the following metallic objects:
• A card that has metal on it, such as aluminum foil, etc.
• A pack of cigarettes that includes aluminum foil
• A wallet or bag that is made of
metal
• Coins
• A heating pad
• CDs, DVDs or other media
• A metal accessory
• A case or cover made of metal
• A flip type case with a magnet on the charging side of the smart-
phone
●Electric wave type wireless
remote controls are being used
nearby
●2 or more smartphones are placed
on the wireless charger at the
same time
●When using a smartphone model
with an internal charging coil that is not located near the center of
the smartphone
If charging is abnormal or the opera-
tion indicator light continues to flash
for any other reason, the wireless
charger may be malfunctioning.
Contact your Toyota dealer.
■If the smartphone OS has been
updated
If the smartphone OS has been
updated to a newer version, its
charging specifications may have
changed significantly. For details,
check the information on the manu-
facturer’s website.
■Trademark information
iPhone is a trademark of Apple Inc.,
registered in the U.S. and other
countries.
WARNING
■Caution while driving
When charging a smartphone, for
safety reasons, the driver should
not operate the main part of the
smartphone while driving.
■Caution regarding interfer-
ence with electronic devices
People with implantable cardiac
pacemakers, cardiac resynchroni-
zation therapy-pacemakers or
implantable cardio verters, as well
as any other electrical medical
device, should consult their physi-
cian about the usage of the wire-
less charger.
■To prevent malfunctions or
burns
Observe the following precau-
tions. Failure to do so may result
in a equipment failure and dam-
age, catch fire, burns due to over-
heat or electric shock.
●This product is specialized for
use with smartphones and can-
not charge other devices.