key battery TOYOTA COROLLA CROSS 2023 Owners Manual

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COROLLA CROSS_MTMUS_U
Pictorial indexSearch by illustration
For safety
and securityMake sure to read through them
(Main topics: Child seat, theft deterrent system)
Vehicle status
information and
indicatorsReading driving-related information
(Main topics: Meters, multi-information display)
Before drivingOpening and closing the doors and windows,
adjustment before driving
(Main topics: Keys, doors, seats)
Driving
Operations and advice which are necessary for
driving
(Main topics: Starting engine ,
Interior featuresUsage of the interior features
(Main topics: Air conditioner, storage features)
Maintenance
and careCaring for your vehicle and maintenance
procedures
(Main topics: Interior and exterior, light bulbs)
When trouble
arisesWhat to do in case of malfunction and emergency
(Main topics: Battery discharge, flat tire)
Vehicle
specificationsVehicle specifications, customizable features
(Main topics: Fuel, oil, tire inflation pressure)
For ownersReporting safety defects for U.S. owners, and seat
belt, SRS airbag and headlight aim instructions for
Canadian owners
IndexSearch by symptom
Search alphabetically

4TABLE OF CONTENTS
Positioning a floor jack .......343
Engine compartment .......... 344
Tires ................................... 351
Tire inflation pressure......... 363
Wheels ............................... 365
Air conditioning filter ........... 366
Wireless remote control/elec- tronic key battery.............. 368
Checking and replacing fuses ......................................... 371
Headlight aim ..................... 373
Light bulbs .......................... 374
7-1. Essential information Emergency flashers ........... 382
If your vehicle has to be stopped in an emergency .............. 382
If the vehicle is submerged or water on the road is rising......................................... 384
7-2. Steps to take in an emergency If your vehicle needs to be towed......................................... 385
If you think something is wrong ......................................... 389
Fuel pump shut off system ......................................... 390
If a warning light turns on or a warning buzzer sounds .... 391
If a warning message is dis- played .............................. 401
If you have a flat tire ........... 405
If the engine will not start ... 415
If you lose your keys .......... 417
If the electronic key does not operate properly (vehicles with
a smart key system) ......... 417
If the vehicle battery is dis- charged ............................ 419
If your vehicle overheats .... 423If the vehicle becomes stuck
......................................... 425
8-1. Specifications Maintenance data (fuel, oil level, etc.) .................................. 428
Fuel information ................. 436
Tire information .................. 438
8-2. Customization Customizable features ....... 449
8-3. Initialization Items to initialize ................ 459
9-1. For owners Reporting safety defects for U.S. owners ............................. 462
Reporting safety defects for Canadian owners ............. 462
Seat belt instructions for Cana- dian owners ..................... 463
SRS airbag instructions for Canadian owners ............. 464
What to do if... (Troubleshooting) ......................................... 472
Alphabetical Index.............. 475
7When trouble arises
8Vehicle specifications
9For owners
Index

701-4. Theft deterrent system
If a door is unlocked using the
mechanical key while the alarm is
set, a warning will sound intermit-
tently for approximately 10 seconds.
If the alarm is not canceled or
stopped during this time, the warn-
ing pattern changes and the warning
sounds for a certain period of time.
●A person inside the vehicle opens
a door or hood, or unlocks the
vehicle using a door lock switch or
inside lock button.
●The battery is recharged or
replaced when the vehicle is
locked. ( P.421)
■Alarm-operated door lock
In the following cases, depending
on the situation, th e door may auto-
matically lock to p revent improper
entry into the vehicle:
●When a person remaining in the
vehicle unlocks the door and the
alarm is activated.
●While the alarm i s activated, a
person remaining in the vehicle
unlocks the door.
●When recharging or replacing the
battery
NOTICE
■To ensure the system oper-
ates correctly
Do not modify or remove the sys-
tem. If modified or removed, the
proper operation of the system
cannot be guaranteed.

983-1. 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.100)
Key number plate
Vehicles with a smart key sys-
tem
Electronic keys
• Operating the smart key system ( P.118)
• Operating the wireless remote control function ( P.100)
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.
■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.368)
• 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
engine 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. 1 1 9 )
●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

993-1. Key information
3
Before driving
when necessary. (P.368)
• 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 6 8
■Confirmation of the registered
key number
The number of keys already regis-
tered to the vehicle can be con-
firmed. Ask your Toyota dealer for
details.
■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 unknow n 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.

1013-1. 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. 1 1 9
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,
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.417)
Using the mechanical key
(vehicles with a smart key
system)

1053-2. Opening, closing and locking the doors
3
Before driving
be locked again and the alarm will
automatically be set.)
In case that the alarm is triggered,
immediately stop the alarm. ( P. 6 9 )
■Impact detection door lock
release system
In the event that t he vehicle is sub-
ject to a strong impact, all the doors
are unlocked. Depending on the
force of the impact or the type of
accident, however, the system may
not operate.
■Operation signals
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
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.
*: If equipped
■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 without a smart key sys-
tem
If an attempt to lock the doors using
the wireless remote control is made
when a door is not fully closed, a
buzzer will sound continuously for
10 seconds. Fully close the door to
stop the buzzer, and lock the doors
again.
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 (if equipped)
Locking the doors will set the alarm
system. ( P. 6 9 )
■Conditions affecting the opera-
tion of the smart key system (if
equipped) or wireless remote
control
Vehicles without a smart key sys-
tem
 P.101
Vehicles with a smart key system
 P. 1 1 9
■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.368)

1063-2. Opening, closing and locking the doors
Vehicles with a smart key system
Use the mechanical key to lock and
unlock the doors. ( P.418)
Replace the key battery with a new
one if it is depleted. ( P.368)
■If the battery is discharged
(vehicles with a smart key sys-
tem)
The doors cannot be locked and
unlocked using the smart key sys-
tem or wireless remote control. Lock
or unlock the doors using the
mechanical key. ( P.418)
■Rear seat reminder function
In order to remind you not to forget
luggage, etc. in the rear seat, when
the engine switch is turned off after
any of the following conditions are
met, a buzzer will sound and a mes-
sage will be displayed on the
multi-information di splay for approx-
imately 6 seconds.
●The engine is started within
approximately 10 minutes after
opening and closing a rear door.
●A rear door has been opened and
closed after the engine was
started.
However, if a rear door is opened
and then closed within approxi-
mately 2 seconds , the rear seat
reminder function may not operate.
The rear seat rem inder function
determines that luggage, etc. has
been placed in a rear seat based on
opening and closing of a rear door.
Therefore, depending on the situa-
tion, the rear seat reminder function
may not operate and you may still
forget luggage, etc. in the rear seat,
or it may operate unnecessarily.
■Customization
Some functions can be customized.
(  P.449)
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
being thrown out o f the vehicle,
resulting in death o r serious injury.
●Ensure that all doors are prop-
erly closed and locked.
●Do not pull the inside door han-
dle while driving.
Be especially careful of the front
doors, as the doors may be
opened even if the inside lock
buttons are in the locked posi-
tion.
●Set the rear door child-protector
locks when children are seated
in the rear seats.
■When opening or closing a
door
Check the surroundings of the
vehicle such as wh ether the vehi-
cle is on an incline, whether there
is enough space for a door to
open and whether a strong wind
is blowing. When opening or clos-
ing the door, hold the door handle
tightly to prepare for any unpre-
dictable movement.
■When using the wireless
remote control or the key and
operating the power win-
dows or moon roof (if
equipped)
Operate the power windows or
moon roof after checking to make
sure that there is no possibility of
any passenger having any of their
body parts caught in the windows
or moon roof. Also, do not allow
children to operate the wireless
remote control or the key. It is
possible for children and other
passengers to get caught in the
power windows or moon roof.

1143-2. Opening, closing and locking the doors
abled, the power back door will
not operate but can be opened
and closed manually.
●When the power back door is
opening/closing, if the power back
door becomes obstructed, opera-
tion will stop.
■Jam protection function
Sensors are installed on the right
and left sides of the power back
door. When the door is automati-
cally closing and the sensors are
pushed due to an object being
clamped, etc., the jam protection
function operates.
From that position the door auto-
matically moves a little in the oppo-
site direction and then the function
stops.
■Back door reserve lock function
This function reserves the locking of
the power back door when the
power back door is open. If the fol-
lowing operations are performed, all
of the doors except the power back
door will lock and then the power
back door will lock when it is com-
pletely closed.
1 Close all of the doors, except the
back door.
2 Perform an automatic closing
operation of the power back door
and lock the doors using the
wireless remote control
( P.103) or smart key system
(  P.103) while the power back
door is closing.
A buzzer sounds and the emer-
gency flashers flash to indicate that
all the doors have been closed and
locked.
●If the electronic key is placed
inside the vehicle after starting a
close operation via the door
reserve lock function, the elec-
tronic key may become locked
inside the vehicle.
●If the back door does not fully
close due to the o peration of the
jam protection function, etc., while
the back door is automatically
closing after a do or reserve lock
operation is performed, the door
reserve lock function is canceled
and all the doors will unlock.
●Before leaving the vehicle, make
sure that all the doors are closed
and locked.
■When reconnecting the battery
To enable the power back door to
operate properly, close the back
door manually.
■Customization
Some functions can be customized.
(  P.449)
WARNING
■Back door closer
●In the event that the back door
is left slightly open, the back
door closer will automatically
close it to the fu lly closed posi-
tion. It takes several seconds
before the back door closer
begins to operate. Be careful
not to get fingers caught or any-
thing else in the back door, as
this may cause bone fractures
or other serious injuries.

1193-2. Opening, closing and locking the doors
3
Before driving
●Interior buzzer sounds continu-
ously
■If “Key Detected in Vehicle” is
shown on the multi-information
display
An attempt was m ade to lock the
doors using the smart key system
while the electronic key was still
inside the vehicle. Retrieve the elec-
tronic key from the vehicle and lock
the doors again.
■Battery-saving function
The battery-saving function will be
activated in order to prevent the
electronic key battery and the vehi-
cle battery from being discharged
while the vehicle is not operated for
a long time.
●In the following situations, the
smart key system may take some
time to unlock the doors. Also the
illuminated entry system may not
operate properly.
• The electronic key has been left in an area of approximately 11 ft.
(3.5 m) of the outside of the vehi-
cle for 40 seconds or longer.
• The smart key system has not been used for 5 days or longer.
●If the smart key system has not
been used for 14 days or longer,
the doors cann ot be unlocked from any door except the driver’s
door. In this case, hold the driver’s
door handle, or use the wireless
remote control or mechanical key
to unlock the doors.
■Electronic key battery-saving
function
When battery-saving mode is set,
battery depletion is minimized by
stopping the electronic key from
receiving radio waves.
Press twice while pressing and
holding . Confirm that the elec-
tronic key indicator flashes 4 times.
While the battery-saving mode is
set, the smart key system cannot be
used. To cancel the function, press
any of the electronic key buttons.
■When electronic key function
stops
If the position of the electronic key
has not changed for a certain
amount of time suc h as when the
electronic key is left some where,the
function of the elec tronic key stops
to reduce depletion of the battery.
■Conditions affecting operation
The smart key system uses weak
radio waves. In the following situa-
tions, the communication between
the electronic key and the vehicle
may be affected, preventing the
smart key system, wireless remote
control and engi ne immobilizer sys-
tem from operating properly.
●When the electronic key battery is
depleted
●Near a TV tower, electric power
plant, gas station, radio station,
large display, airpo rt or other facil-
SituationCorrection
procedure
The engine switch
was turned to ACC
while the driver’s
door was open (or
the driver’s door was
opened while the
engine switch was in
ACC).
Turn the
engine
switch off
and close
the driver’s
door.
The engine switch
was turned to off
while the driver’s
door was open.Close the
driver’s
door.