key TOYOTA COROLLA 2021 (in English) Workshop Manual

3825-13. Phone operation (Hands-free system for cellular phones)
COROLLA_U
Select to display the keypad
to send tones. (P.382)
Select to send tones. This
button only appears when a
number that contains a (w) is
dialed in hands-free mode.
( P.382)
Select to adjust your voice
volume that the other party
hears from their speaker.
( P.383)
Select to mute your voice to
the other party.
Select to change handset
modes between hands-free
and cellular phone.
Select to put a call on hold.
To cancel this function, select “Activate”.
Select to hang up the phone.
●Changing from hands-free call to
cellular phone call is not possible
while driving.
●Only when the vehicle is not mov-
ing, the contact image can be dis-
played.
●When cellular phone call is
changed to hands-free call, the
hands-free screen will be dis-
played and its functions can be
operated on the screen.
●Changing between cellular phone
call and hands-free call can be
performed by operating the cellu-
lar phone directly.
●Transferring methods and opera-
tions will be differ
ent depending
on the type of cellular phone you
have.
●For the operation of the cellular
phone, see the manual that
comes with it.
■By keypad
This operation cannot be per-
formed while driving.
1 Select “0-9”.
2 Enter the desired number.
■By selecting “Release
Tones”
“Release Tones” appear when a
continuous tone signal (s) con-
taining a (w) is registered in the
contact list.
This operation can be per-
formed while driving.
Select “Release Tones”.
Talking on the Blue-
tooth® hands-free sys-
tem
While talking on the phone,
the following screen is dis-
played. The operations out-
lined below can be
performed on this screen.
Call screen operation
Sending tones

3975-14. Phone settings
5
Audio
COROLLA_U
2Enter desired signature with
using keyboard.
3 Select “OK”.
4 Select “OK” on the confirma-
tion screen, or select “Edit
Again” when it needs to
amend.

4115-17. Connected Services Operation
5
Audio
COROLLA_Uphone is Bluetooth
® SPP compati-
ble or not, and then activate the
Toyota mobile application.
 “Installation failed, please try
again”
Installation can be attempted again
by changing to the application
screen and pressing the “Install”
switch.
“Application download error.
Please try again later.”
Downloading can be attempted
again by checking the communica-
tion status, chang ing to the applica-
tion screen and pressing the
“Download” switch again.
 “Download error, some mobile
application functions may not
work as expected. Please
reinitiate the download pro-
cess.”
The Toyota mobile application can-
not be connected to Bluetooth
®
SPP.
Refer to
https://www.toyota.com/
connected-services
in the United States,
https://www.toyota.ca/connected
in Canada, and
http://www.toyotapr.com/
connected-services
in Puerto Rico, to confirm if the
phone is Bluetooth
® SPP compati-
ble or not, and then activate the
Toyota mobile application.
Please ensure your Toyota mobile
application is running and logged in
on your phone while vehicle is not
moving.
 “To use the services, mobile
application needs to be run-
ning on your phone. For more
information, please visit toy-
ota.com or call
1-800-331-4331 in the United
States, 1-888-869-6828 in
Canada, and 1-877-855-8377
in Puerto Rico.”
The Toyota mobile application can-
not be connected to Bluetooth®
SPP.
Refer to
https://www.toyota.com/
connected-services
in the United States,
https://www.toyota.ca/connected
in Canada, and
http://www.toyotapr.com/
connected-services
in Puerto Rico, to confirm if the
phone is Bluetooth® SPP compati-
ble or not, and then activate the
Toyota mobile application.
 “Communication unsuccess-
ful. Please try again.”
Communication was disconnected.
After a few moments, retry the
operation.
A keyword can be entered to an
application by the software key-
board or voice recognition func-
tion. For details about the
functions and services provided
by each application, refer to
https://www.toyota.com/
connected-services
Entering keyword opera-
tion

4125-17. Connected Services Operation
COROLLA_U
in the United States,
https://www.toyota.ca/connected
in Canada, and
http://www.toyotapr.com/
connected-services
in Puerto Rico.
The keyboard layout can be
changed. (P.321)
1 Display the application
screen. ( P.409)
2 Select the desired application
screen button.
3 Select the character entering
space.
4 Enter a search term, and
then select “OK”.
5 Entering characters will be
reflected on the character
entering space.
For details on operating the key-
board: P.293
1 Display the application
screen. ( P.409)
2 Select the desired application
screen button.
3 Press the talk switch.
( P.364)
4 Say the desired keyword.
Completion of the keyword will be detected automatically.
5
Search results will be dis-
played on the screen.
Entering a keyword using
the software keyboard
Entering a keyword using
the voice recognition func-
tion

4296-2. Using the interior lights
6
Interior features
COROLLA_U
2Turns the lights on/off
■Rear
1 Turns the door position on
The rear interior light turns on/off
together the front interior lights.
When a door is opened while the
front and rear interior light door
position is on, the lights turn on.
2Turns the light on
Turns the lights on/off
■Illuminated entry system
The lights automatically turn on/off
according to the engine switch
mode (position), the presence of the
electronic key (vehicles with a smart
key system), whether the doors are
locked/unlocked, and whether the
doors are opened/closed.
■To prevent the battery from
being discharged
If the interior light s remain on when
the engine switch is turned off, the
lights will go off aut omatically after
20 minutes.
■The interior li ghts may turn on
automatically when
If any of the SRS airbags deploy
(inflate) or in the event of a strong
rear impact, the in terior lights will
turn on automatically.
The interior light s will turn off auto-
matically after approximately 20
minutes.
The interior lights can be turned off
manually. However, in order to help
prevent further co llisions, it is rec-
ommended that they be left on until
safety can be ensured.
(The interior lights may not turn on
automatically depending on the
force of the impact and conditions of
the collision.)
■Customization
Some functions can be customized.
(  P.581)Operating the personal
lights
NOTICE
■To prevent battery discharge
Do not leave the lights on longer
than necessary w hen the engine
is not running.

4386-4. Other interior features
COROLLA_U
■If a cover or accessory is
attached to the portable device
Do not charge a portable device if a
cover or accessory which is not Qi
compatible is attached. Depending
on the type of cover and/or acces-
sory attached, it may not be possi-
ble to charge the portable device. If
the portable device is placed on the
charging area and does not charge,
remove the cover and/or accesso-
ries.
■If interference is heard in AM
radio broadcasts while
charging
Turn off the wireless charger and
check if the noise is reduced. If
noise is reduced, press and hold the
power supply switch of the wireless
charger for 2 seconds. The fre-
quency of the wireless charger is
changed and noise may be
reduced. When the frequency is
changed, the operation indicator
light will blink (o range) 2 times.
■Charging precautions
●If the electronic key cannot be
detected in the cabin, charging
cannot be performed. When a
door is opened and closed,
charging may be temporarily sus-
pended.
●While charging, the wireless char-
ger and the portable device will
become warm.
This is not a malfunction.If a porta-
ble device becomes warm while
charging and charging stops due
to the protection f unction of the
portable device, wait until the por-
table device cools down and
charge it again.
■Sound generated during opera-
tion
When the power supply switch is
turned on or while a portable device
is being identified, operation sounds
may be heard. This is not a malfunc-
tion.
■Cleaning the wireless charger
 P.455
■Certification for the wireless charger

4426-4. Other interior features
COROLLA_U
1To set the visor in the forward
position, flip it down.
2 To set the visor in the side
position, flip down, unhook,
and swing it to the side.
3 To use the side extender,
place the visor in the side
position, then slide it back-
ward. (if equipped)
Slide the cover to open.
The vanity light turns on. (if
equipped)
■To prevent batte ry discharge
(vehicles with vanity lights)
If the vanity lights remain on when
the engine switch is OFF, the lights
will go off automatically after 20 min-
utes.
NOTICE
●When wireless keys (that emit
radio waves) other than those of
your vehicle are being used
nearby.
If in situations other than above
the wireless charger does not
operate properly or the operation
indicator light is blinking, the wire-
less charger may be malfunction-
ing. Contact your Toyota dealer.
■To prevent failu re or damage
to data
●Do not bring magnetic cards,
such as a credit card, or mag-
netic recording media, close to
the wireless charger while
charging. Otherwise, data may
be erased due to the influence
of magnetism.
Additionally, do not bring preci-
sion instruments such as wrist
watches, close to the wireless
charger, as such objects may
malfunction.
●Do not leave portable devices in
the cabin. The temperature
inside the cabin may become
high when parked in the sun,
and cause damage to the
device.
■To prevent battery discharge
Do not use the wireless charger
for a long period of time with the
engine stopped.
Sun visors
Va n i t y m i r r o r s

451
7
7
Maintenance and care
COROLLA_U
Maintenance and care
.7-1. Maintenance and careCleaning and protecting the vehicle exterior .......... 452
Cleaning and protecting the vehicle interior ........... 454
7-2. Maintenance Maintenance requirements.................................. 457
General maintenance.. 458
Emission inspection and maintenance (I/M) pro-
grams ........................ 461
7-3. Do-it-yourself mainte- nance
Do-it-yourself service pre- cautions ..................... 462
Hood ........................... 464
Positioning a floor jack .................................. 465
Engine compartment ... 466
Tires ............................ 475
Tire inflation pressure.. 484
Wheels ......... ...............486
Air conditioning filter .... 487
Wireless remote con- trol/electronic key battery.................................. 489
Checking and replacing fuses.......................... 492
Light bulbs................... 495

4527-1. Maintenance and care
COROLLA_U
7-1.Maintenance and care
Working from top to bottom,
liberally apply water to the
vehicle body, wheel wells and
underside of the vehicle to
remove any dirt and dust.
 Wash the vehicle body using
a sponge or soft cloth, such
as a chamois.
 For hard-to-remove marks,
use car wash soap and rinse
thoroughly with water.
 Wipe away any water.
 Wax the vehicle when the
waterproof coating deterio-
rates.
If water does not bead on a clean
surface, apply wax when the vehi-
cle body is cool.
■Automatic car washes
●Fold the mirrors before washing
the vehicle. Start washing from the
front of the vehicle. Make sure to
extend the mirrors before driving.
●Brushes used in automatic car
washes may scratch the vehicle
surface, parts (wheel, etc.) and
harm your vehicle’s paint.
●Vehicles with a rear spoiler: In cer-
tain automatic car washes, the rear spoiler may interfere with
machine operation. This may pre-
vent the vehicle from being
cleaned properly or result in dam-
age to the r
ear spoiler.
■High pressure car washes
As water may enter the cabin, do
not bring the nozzle tip near the
gaps around the doors or perimeter
of the windows, or spray these
areas continuously.
■When using a car wash (vehi-
cles with a smart key system)
If the door handle becomes wet
while the electronic key is within the
effective range, the door may lock
and unlock repeatedly. In that case,
follow the following correction pro-
cedures to wash the vehicle:
●Place the key in a position 6 ft. (2
m) or more separate from the
vehicle while the vehicle is being
washed. (Take care to ensure that
the key is not stolen.)
●Set the electronic key to bat-
tery-saving mode to disable the
smart key system. ( P.126)
■Wheels and wheel ornaments
●Remove any dirt immediately by
using a neutral detergent.
●Wash detergent off with water
immediately after use.
●To protect the paint from damage,
make sure to obs erve the follow-
ing precautions.
• Do not use acidic, alkaline or abrasive detergent
• Do not use hard brushes
• Do not use detergent on the
wheels when they are hot, such
as after driving or parking in hot
weather
■Bumpers and side moldings
Do not scrub with abrasive cleaners.
■Plated portions
If dirt cannot be re moved, clean the
parts as follows:
Cleaning and protect-
ing the vehicle exte-
rior
Perform cleaning in a man-
ner appropriate to each
component and its material.
Cleaning instructions

4737-3. Do-it-yourself maintenance
7
Maintenance and care
COROLLA_U
■After recharging/reconnecting
the battery (vehicles with a
smart key system)
●Unlocking the doors using the
smart key system may not be pos-
sible immediately after reconnect-
ing the battery. If this happens,
use the wireless remote control or
the mechanical key to lock/unlock
the doors.
●Start the engine with the engine
switch in ACC. The engine may
not start with the engine switch
turned off. However, the engine
will operate normally from the sec-
ond attempt.
●The engine switch mode is
recorded by the vehicle. If the bat-
tery is reconnected, the vehicle
will return the engine switch mode
to the status it was in before the
battery was disconnected. Make
sure to turn off the engine before
disconnecting the battery. Take
extra care when connecting the
battery if the engine switch mode
prior to discharge is unknown.
If the system will not start even after
multiple attempts, contact your Toy-
ota dealer.
WA R N I N G
■Chemicals in the battery
The battery contains poisonous
and corrosive sulfuric acid and
may produce hydrogen gas which
is flammable and explosive. To
reduce the risk of death or serious
injury, take the following precau-
tions while working on or near the
battery:
●Do not cause sparks by touch-
ing the battery terminals with
tools.
●Do not smoke or light a match
near the battery.
●Avoid contact with eyes, skin
and clothes.
●Never inhale or swallow electro-
lyte.
●Wear protective safety glasses
when working near the battery.
●Keep children away from the
battery.
■Where to safely charge the
battery
Always charge the battery in an
open area. Do no t charge the bat-
tery in a garage or closed room
where there is ins ufficient ventila-
tion.
■Emergency measures regard-
ing electrolyte
●If electrolyte gets in your eyes
Flush your eyes with clean
water for at least 15 minutes
and get immediate medical
attention. If possible, continue
to apply water with a sponge or
cloth while traveling to the near-
est medical facility.
●If electrolyte gets on your skin
Wash the affected area thor-
oughly. If you feel pain or burn-
ing, get medical attention
immediately.
●If electrolyte gets on your
clothes
It can soak through clothing on
to your skin. Imm ediately take
off the clothing and follow the
procedure above if necessary.
●If you accidentally swallow elec-
trolyte
Drink a large quantity of water
or milk. Get emergency medical
attention immediately.