2023 TOYOTA COROLLA HYBRID battery

1162-1. Instrument cluster
Audio system screen
Multi-information display
Meter control switches
(P.103, 110)
The energy monitor can be used
to check the vehicle drive status,
hybrid system operation status
and energy regeneration status.
■Display procedure
Multi-information display
(4.2-inch display)
1 Select of the multi-infor-
mation display and then
press and hold . 2
Press or to select
“Energy Monitor” and then
press and hold .
Multi-information display
(7-inch display)
1 Select of the multi-infor-
mation display.
2 Press or to select
“Energy Monitor” and then
press and hold .
Audio system screen
1 Select on the main menu.
2 Select “Energy flow”.
■Reading the display
The arrows will appear in accor-
dance with the energy flow.
When there is no energy flow,
arrows will not be displayed.
The color of the arrows will change
as follows
Green or blue: When the hybrid
battery (traction battery) is regener-
ated or charged.
Yellow or orange: When the hybrid
battery (traction battery) is in use.
Red: When the gasoline engine is
in use.
The image shows all the arrows
as an example. The actual dis-
play will vary depending on con-
ditions.
Energy monitor/con-
sumption screen
You can view the status of
your hybrid system on the
multi-information display
and the audio system
screen.
System components
Energy monitor

1172-1. Instrument cluster
2
Vehicle status information and indicators
Multi-information display
(4.2-inch display)Gasoline engine
Hybrid battery (traction bat-
tery)
Front tires
Rear tires
*
*: For FF vehicles, the arrows to are not displayed.
Multi-information display
(7-inch display)
Gasoline engine
Hybrid battery (traction bat-
tery)
Front tires
Rear tires
*
*: For FF vehicles, the arrows to are not displayed.
Audio system screen
Gasoline engine
Front electric motor (traction
motor)
Hybrid battery (traction bat-
tery)
Rear electric motor (traction
motor)
*1
Rear tires*2
Front tires
*1: AWD models only
*2: For FF vehicles, the arrows to are not displayed.
■Color of the hybrid battery
(traction battery) on the audio
system screen
It will be gre en when the hybrid bat-
tery (traction battery) is being
charged, and yellow when the
hybrid battery (traction battery) is
being used.
■Remaining charge amount
warning of hybri d battery (trac-
tion battery)
●The buzzer sounds intermittently
when the hybrid battery (traction
battery) remains without charging
while the shift lever is in N, or the
remaining charge amount drops
below a certain level. If the
remaining charge amount drops
further, the buzzer sounds contin-

1182-1. Instrument cluster
uously.
●When a warning message is
shown on the multi-information
display and the buzzer sounds,
follow the instructions displayed
on the screen to perform trouble
shooting.
■Hybrid battery (traction bat-
tery) status
Multi-information display
(4.2-inch display)
Low
High
These images are examples only,
and may vary slightly from actual
conditions.
Multi-information display
(7-inch display)Low
High
These images are examples only,
and may vary slightly from actual conditions.
Audio system screen
Low
High
■Trip information
1 Select on the main menu.
2 Select “Trip information”.
If a screen other than “Current” is
displayed, select “Current”.
The image is an example only, and
may vary slightly from actual condi-
tions.
Resetting the consumption
data
Fuel consumption in the past
15 minutes
Current fuel consumption
Average vehicle speed since
Consumption

1223-1. Key information
3-1.Key information
The following keys are provided
with the vehicle.
Vehicles without a smart key
systemKeys
Operating the wireless remote con-
trol function ( P.124)
Key number plate
Vehicles with a smart key sys-
tem
Electronic keys
• Operating the smart key system ( P.136)
• Operating the wireless remote control function ( P.124)
Mechanical keys
Key number plate
■When riding in an aircraft
When bringing a key or an elec-
tronic key onto an aircraft, make
sure you do not press any buttons
on the key or the electronic key
while inside the airc raft cabin. If you
are carrying a key or an electronic
key in your bag, etc., ensure that the
buttons are not likely to be pressed
accidentally. Pressing a button may
cause the key or the electronic key
to emit radio waves that could inter-
fere with the operation of the air-
craft.
■Electronic key battery depletion
Vehicles without a smart key sys-
tem
●The standard battery life is 1 to 2
years.
●The battery will be come depleted
even if the key is not used. The
following symptoms indicate that
the key battery may be depleted.
Replace the battery when neces-
sary. ( P.350)
• The wireless remote control does
not operate.
• The detection area becomes smaller.
Vehicles with a smart key system
●The standard battery life is 1 to 2
years.
●If the battery bec omes low, an
alarm will sound in the cabin and a
message will be shown on the
multi-information display when the
hybrid system is stopped.
●To reduce key battery depletion
when the electronic key is to not
be used for long periods of time,
set the electronic key to the bat-
tery-saving mode. ( P.137)
●As the electronic key always
receives radio waves, the battery
will become depleted even if the
electronic key is not used. The fol-
lowing symptoms indicate that the
electronic key battery may be
depleted. Replace the battery
Keys
The keys

1233-1. Key information
3
Before driving
when necessary. (P.350)
• The smart key system or the wire- less remote control does not oper-
ate.
• The detection area becomes smaller.
• The LED indicator on the key sur- face does not turn on.
●To avoid serious deterioration, do
not leave the electronic key within
3 ft. (1 m) of the following electri-
cal appliances t hat produce a
magnetic field:
• TVs
• Personal computers
• Cellular phones, cordless phones and battery chargers
• Recharging cellular phones or cordless phones
• Table lamps
• Induction cookers
●If the electronic key is near the
vehicle for longer than necessary,
even if the smart key system is not
operated, the key battery may
become depleted faster than nor-
mal.
■Replacing the battery
 P. 3 5 0
■The electronic key function is
suspended when (vehicles with
a smart key system)
The electronic key function may be
suspended when the electronic key
is kept unmoved in a same location
for a certain period, such as it is left
on a same place. Th is is to reduce
battery consumption. The function
will be restored automatically when
the electronic key is moved, such as
it is picked up.
■If “A New Key has been Regis-
tered Contact Your Dealer for
Details” is shown on the
multi-information display (vehi-
cles with a smart key system)
This message will be displayed
each time the driver’s door is
opened when the doors are
unlocked from the outside for approximately 10 days after a new
electronic key has been registered.
If this message is displayed but you
have not had a new
electronic key
registered, ask your Toyota dealer to
check if an unknown electronic key
(other than those in your posses-
sion) has been registered.
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
etc.
●Vehicles with a smart key sys-
tem: Do not att ach metallic or
magnetic materials to the keys
or place the keys close to such
materials.
●Do not disassemble the keys.
●Do not attach a s ticker or any-
thing else to the surface of the
key.
●Vehicles with a smart key sys-
tem: Do not place the keys near
objects that produce magnetic
fields, such as TVs, audio sys-
tems and induction cookers.
●Vehicles with a smart key sys-
tem: Do not place the keys near
medical electrical equipment
such as low-frequency therapy
equipment or microwave ther-
apy equipment, and do not
receive medical attention with
the keys on your person.

1253-1. Key information
3
Before driving
Vehicles with a smart key system
When is pressed for longer
than about one second, an alarm
will sound intermittently and the
vehicle lights will f lash to deter any
person from trying to break into or
damage your vehicle.
To stop the alarm, press any button
on the electronic key.
■Conditions affect ing the opera-
tion of the smart key system or
wireless remo te control
Vehicles without a smart key sys-
tem
The wireless remote control function
may not operate normally in the fol-
lowing situations:
●When the wireless key battery is
depleted
●Near a TV tower, electric power
plant, gas station , radio station,
large display, airpo rt or other facil-
ity that generates strong radio
waves or electrical noise
●When carrying a portable radio,
cellular phone or other wireless
communication devices
●When the wireles s key is in con-
tact with, or is covered by a metal-
lic object
●When a wireless key (that emits radio waves) is being used nearby
●If window tint wit
h a metallic con-
tent or metallic objects are
attached to the rear window
Vehicles with a smart key system
 P.137
1 Releasing
To release the key, press the button
2Folding
To stow the key, press the button
then fold the key.
To take out the mechanical key,
slide 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,
Using the key (vehicles
without a smart key sys-
tem)
Using the mechanical key
(vehicles with a smart key
system)

1263-1. Key information
store it in the electronic key.
Carry the mechanical key
together with the electronic key.
If the electronic key battery is
depleted or the entry function
does not operate properly, you
will need the mechanical key.
(P.408)
■If you lose your mechanical
keys
 P.407
■If a wrong key is used
The key cylinder rotates freely, iso-
lated from the internal mechanism.
■Certification for the wireless remote control
 P. 4 8 0

1293-2. Opening, closing and locking the doors
3
Before driving
immediately stop the alarm. ( P. 8 8 )
■Operation signals
Vehicles without a smart key sys-
tem
A buzzer sounds and the emer-
gency flashers flash to indicate that
the doors have been
locked/unlocked using the wireless
remote control. (Locked: Once;
Unlocked: Twice)
Vehicles with a smart key system
A buzzer sounds and the emer-
gency flashers flash to indicate that
the doors have been
locked/unlocked using the entry
function or wireless remote control.
(Locked: Once; Unlocked: Twice)
A buzzer sounds to indicate that the
windows and moon roof
*are operat-
ing.
*: If equipped
■Security feature
Vehicles without a smart key sys-
tem
If a door is not opened within
approximately 60 seconds after the
vehicle is unlocked using the wire-
less remote control, the security fea-
ture automatically locks the vehicle
again.
Vehicles with a smart key system
If a door is not opened within
approximately 60 seconds after the
vehicle is unlocked using the entry
function or wireless remote control,
the security featu re automatically
locks the vehicle again.
■When the door cannot be
locked by the lock sensor on
the surface of the front door
handle (vehicles with a smart
key system)
If the doors cannot be locked by
touching the lock sensor with a fin-
ger, touch the lock sensor with the
palm of your hand.
If you are wearing gloves, remove them.
■Door lock buzzer (vehicles with
a smart key system)
If an attempt to lock the doors using
the entry function or wireless remote
control is made when a door is not
fully closed, a b uzzer will sound
continuously for 5 seconds. Fully
close the door to stop the buzzer,
and lock the doors again.
■Alarm
Locking the doors will set the alarm
system. ( P. 8 8 )
■Conditions affecting the opera-
tion of the smart key system (if
equipped) or wireless remote
control
Vehicles without a smart key sys-
tem
 P.125
Vehicles with a smart key system
 P.137
■If the smart k ey system (if
equipped) or the wireless
remote control does not oper-
ate properly
Vehicles without a smart key sys-
tem
Replace the key battery with a new
one if it is depleted. ( P.350)
Vehicles with a smart key system
Use the mechanical key to lock and
unlock the doors. ( P.408)
Replace the key battery with a new
one if it is depleted. ( P.350)