check oil TOYOTA COROLLA HATCHBACK 2021 Owners Manual (in English)

5TABLE OF CONTENTS
COROLLA H/B_U
1
2
3
4
5
6
7
8
9
10
Wheels ............................... 453
Air conditioning filter ........... 454
Electronic key battery ......... 456
Checking and replacing fuses ......................................... 458
Light bulbs .......................... 460
8-1. Essential information Emergency flashers ........... 464
If your vehicle has to be stopped in an emergency .............. 464
If the vehicle is trapped in rising water ................................ 465
8-2. Steps to take in an emergency If your vehicle needs to be towed......................................... 467
If you think something is wrong ......................................... 470
Fuel pump shut off system ......................................... 471
If a warning light turns on or a warning buzzer sounds .... 472
If a warning message is dis- played .............................. 482
If you have a flat tire (vehicles without spare tire) ............ 484
If you have a flat tire (vehicles with a spare tire) .............. 494
If the engine will not start ... 502
If you lose your keys .......... 504
If the electronic key does not operate properly ............... 504
If the vehicle battery is dis- charged ............................ 506
If your vehicle overheats .... 510
If the vehicle becomes stuck ......................................... 5129-1. Specifications
Maintenance data (fuel, oil level, etc.) .................................. 514
Fuel information ................. 522
Tire information .................. 524
9-2. Customization Customizable features ....... 535
9-3. Initialization Items to initialize ................ 543
10-1. For owners Reporting safety defects for U.S. owners ............................. 546
Seat belt instructions for Cana- dian owners (in French) ... 546
SRS airbag instructions for Canadian owners (in French)......................................... 548
What to do if... (Troubleshooting) ......................................... 556
Alphabetical Index.............. 559
8When trouble arises
9Vehicle specifications
10For owners
Index

13Pictorial index
COROLLA H/B_U
Refueling method ................................................................. P.171
Fuel type/fuel tank capacity ................................................. P.515
Tires..................................................................................... P.442
Tire size/inflation pressure ................................................... P.519
Winter tires/tire chains ......................................................... P.251
Checking/rotation/tire pressure warning system .................. P.442
Coping with flat tires..................................................... P.484, 494
Hood .................................................................................... P.433
Opening ............................................................................... P.433
Engine oil ............................................................................. P.516
Coping with overheating ...................................................... P.510
Headlights/daytime running lights ................................... P.160
Turn signal lights ............................................................... P.153
Parking lights ..................................................................... P.160
Front side marker lights .................................................... P.160
Fog lights
*........................................................................... P.166
Stop lights/tail lights/r ear side marker lights/
turn signal lights ................................................................ P.160
License plate lights............................................................ P.160
Tail lights............................................................................. P.160
Back-up lights
Shifting the shift position to R .... .................................. P.147, 151
*: If equipped
Light bulbs of the exterior lights for driving
(Replacing method: P.460, Watts: P.520)

1374-1. Before driving
COROLLA H/B_U
4
Driving
NOTICE
■Avoiding damage to vehicle
parts
●Do not turn the steering wheel
fully in either direction and hold
it there for an extended period
of time.
Doing so may damage the
power steering motor.
●When driving over bumps in the
road, drive as slowly as possible
to avoid damaging the wheels,
underside of the vehicle, etc.
■If you get a flat tire while driv-
ing
A flat or damaged tire may cause
the following situations. Hold the
steering wheel firmly and gradu-
ally depress the brake pedal to
slow down the vehicle.
●It may be difficult to control your
vehicle.
●The vehicle will make abnormal
sounds or vibrations.
●The vehicle will lean abnor-
mally.
Information on what to do in case
of a flat tire (
P.484,494)
■When encountering flooded
roads
Do not drive on a road that has
flooded after heavy rain etc.
Doing so may cause the following
serious damage to the vehicle:
●Engine stalling
●Short in electrical components
●Engine damage caused by
water immersion
In the event that you drive on a
flooded road and the vehicle
becomes flooded or stuck in mud
or sand, be sure to have your Toy-
ota dealer check the following:
●Brake function
●Changes in the quantity and
quality of the engine oil, tran-
saxle fluid, clutch fluid, differen-
tial oil, etc.
●Lubricant condition for the bear-
ings and suspension joints
(where possible), and the func-
tion of all joints, bearings, etc.

1894-5. Using the driving support systems
COROLLA H/B_U
4
Driving
■Lane departure alert func-
tion
When the system determines that the vehicle might depart
from its lane or course
*, a warn-
ing is displayed on the
multi-information display, and a
warning buzzer will sound to
alert the driver.
When the warning buzzer sounds,
check the area around your vehicle
and carefully operate the steering
wheel to move the vehicle back to
the center of the lane.
Vehicles with a BSM: When the
system determines that the vehicle
might depart from its lane and that
the possibility of a collision with an
overtaking vehicle in the adjacent
lane is high, the lane departure
alert will operate even if the turn
signals are operating.
*: Boundary between asphalt and the side of the road, such as
grass, soil, or a curb
■Steering assist function
When the system determines
WARNING
●The vehicle is driven on an
unpaved or rough road.
●The traffic lane is excessively
narrow or wide.
●The vehicle is extremely tilted
due to carrying heavy luggage
or having improper tire pres-
sure.
●The distance to the preceding
vehicle is extremely short.
●The vehicle is moving up and
down a large amount due to
road conditions during driving
(poor roads or road seams).
●When driving in a tunnel or at
night with the headlights off or
when a headlight is dim due to
its lens being dirty or it being
misaligned.
●The vehicle is struck by a cross-
wind.
●The vehicle is affected by wind
from a vehicle driven in a
nearby lane.
●The vehicle has just changed
lanes or crossed an intersec-
tion.
●Tires which differ by structure,
manufacturer, brand or tread
pattern are used.
●Snow tires, etc. are equipped.
●The vehicle is being driven at
extremely high speeds.
Functions included in LTA
system

1994-5. Using the driving support systems
COROLLA H/B_U
4
Driving
■Lane departure alert func-
tion
When the system determines
that the vehicle might depart
from its lane or course
*, a warn-
ing is displayed on the
multi-information display, and
either a warning buzzer will
sound to alert the driver.
When the warning buzzer sounds,
check the area around your vehicle
and carefully operate the steering
wheel to move the vehicle back to
the center of the lane.
Vehicles with a BSM: When the
system determines that the vehicle
might depart from its lane and that
the possibility of a collision with an
overtaking vehicle in the adjacent
lane is high, the lane departure
alert will operate even if the turn
signals are operating.
*: Boundary between asphalt and the side of the road, such as
grass, soil, or a curb
■Steering assist function
When the system determines
that the vehicle might depart
from its lane or course
*, the sys-
tem provides assistance as nec-
essary by operating the steering
wheel in small amounts for a
WARNING
●The traffic lane is excessively
narrow or wide.
●The vehicle is extremely tilted
due to carrying heavy luggage
or having improper tire pres-
sure.
●The distance to the preceding
vehicle is extremely short.
●The vehicle is moving up and
down a large amount due to
road conditions during driving
(poor roads or road seams).
●When driving in a tunnel or at
night with the headlights off or
when a headlight is dim due to
its lens being dirty or it being
misaligned.
●The vehicle is struck by a cross-
wind.
●The vehicle has just changed
lanes or crossed an intersec-
tion.
●Tires which differ by structure,
manufacturer, brand or tread
pattern are used.
●Snow tires, etc. are equipped.
Functions included in
LDA system

4257-2. Maintenance
COROLLA H/B_U
7
Maintenance and care
7-2.Maintenance
■Repair and replacement
It is recommended that genuine
Toyota parts be used for repairs to
ensure performance of each sys-
tem. If non-Toyota parts are used in
replacement or if a repair shop other
than a Toyota dealer performs
repairs, confirm the warranty cover-
age.
■Allow inspection and repairs to
be performed by a Toyota
dealer
●Toyota technicians are
well-trained specialists and are
kept up to date with the latest ser-
vice information. They are well
informed about the operation of all
systems on your vehicle.
●Keep a copy of the repair order. It
proves that the maintenance that
has been performed is under war-
ranty coverage. If any problem
should arise while your vehicle is
under warranty, your Toyota
dealer will promptly take care of it.
General maintenance should be
performed on a daily basis. This
can be done by yourself or by a
Toyota dealer.
Scheduled maintenance should
be performed at specified inter-
vals according to the mainte-
nance schedule.
For details about maintenance
items and schedules, refer to the
“Scheduled Maintenance Guide” or
“Owner’s Manual Supplement”.
Maintenance require-
ments
To ensure safe and econom-
ical driving, day-to-day care
and regular maintenance
are essential. It is the
owner’s responsibility to
perform regular checks.
Toyota recommends the
maintenance below.
WARNING
■If your vehicle is not properly
maintained
Improper maintenance could
result in serious damage to the
vehicle and possible death or seri-
ous injury.
■Handling of the battery
●Engine exhaust, some of its
constituents, and a wide variety
of automobile components con-
tain or emit chemicals known to
the State of California to cause
cancer and birth defects and
other reproductive harm. Work
in a well ventilated area.
●Oils, fuels and fluids contained
in vehicles as well as waste pro-
duced by component wear con-
tain or emit chemicals known to
the State of California to cause
cancer and birth defects or
other reproductive harm. Avoid
exposure and wash any
affected area immediately.
●Battery posts, terminals and
related accessories contain lead
and lead compounds which are
known to cause brain damage.
Wash your hands after han-
dling. ( P.439)
General maintenance
Scheduled maintenance

4267-2. Maintenance
COROLLA H/B_U
■Resetting the message indicat-
ing maintenance is required
After the required maintenance is
performed according to the mainte-
nance schedule, please reset the
message.
To reset the message, follow the
procedure described below:
1 Press or of the meter
control switch to select .
2 Press or to select “Vehi-
cle Settings” and then press and
hold .
3 Press or to select
“Scheduled Maintenance” and
then press .
4 Press or to select “Yes”
and then press .
A message will be displayed on the
multi-information display when the
reset procedure has been com-
pleted.
You can perform some mainte-
nance procedures by yourself.
Please be aware that do-it-your-
self maintenance may affect
warranty coverage.
The use of Toyota repair manuals is
recommended.
For details about warranty cover-
age, refer to the separate “Owner’s
Warranty Information Booklet” or
“Owner’s Manual Supplement”.
Do-it-yourself mainte-
nance
General maintenance
Listed below are the general
maintenance items that
should be performed at the
intervals specified in the
“Owner’s Warranty Informa-
tion Booklet” or “Owner’s
Manual Supplement/Sched-
uled Maintenance Guide”. It
is recommended that any
problem you notice should
be brought to the attention
of your Toyota dealer or
qualified service shop for
advice.
WARNING
■If the engine is running
Turn the engine off and ensure
that there is adequate ventilation
before performing maintenance
checks.
Engine compartment
ItemsCheck points
BatteryCheck the connec-
tions. ( P.439)
Brake fluid
Is the brake fluid at
the correct level?
( P.438)
Engine coolant
Is the engine cool-
ant at the correct
level? ( P.437)
Engine oil
Is the engine oil at
the correct level?
( P.435)

4357-3. Do-it-yourself maintenance
COROLLA H/B_U
7
Maintenance and care
Washer fluid tank ( P.441)
Engine coolant reservoir ( P.435)
Fuse boxes ( P.458)
Engine oil filler cap ( P.436)
Engine oil level dipstick ( P.435)
Battery ( P.439)
Brake fluid reservoir ( P.438)
Radiator ( P.438)
Condenser ( P.438)
Electric cooling fan
With the engine at operating
temperature and turned off,
check the oil level on the dip- stick.
■Checking the engine oil
1 Park the vehicle on level
ground. After warming up the
engine and turning it off, wait
Engine compar tment
Components
Checking and adding the
engine oil

4367-3. Do-it-yourself maintenance
COROLLA H/B_U
more than 5 minutes for the
oil to drain back into the bot-
tom of the engine.
2 Holding a rag under the end,
pull the dipstick out.
3 Wipe the dipstick clean.
4 Reinsert the dipstick fully.
5 Holding a rag under the end,
pull the dipstick out and
check the oil level.
Low
Normal
Excessive
The shape of the dipstick may differ
depending on the type of vehicle or
engine.
6Wipe the dipstick and reinsert
it fully.
■Checking the oil type and
preparing the item needed
Make sure to check the oil type
and prepare the items needed
before adding oil.
 Engine oil selection
P.516
 Oil quantity (Low  Full)
1.6 qt. (1.5 L, 1.3 Imp. qt.)
 Item
Clean funnel
■Adding engine oil
If the oil level is below or near
the low level mark, add engine
oil of the same type as that
already in the engine.
1 Remove the oil filler cap by
turning it counterclockwise.
2 Add engine oil slowly, check-
ing the dipstick.
3 Install the oil filler cap by
turning it clockwise.
■Engine oil consumption
A certain amount of engine oil will
be consumed while driving. In the
following situations, oil consump-
tion may increase, and engine oil
may need to be re filled in between
oil maintenance intervals.

4377-3. Do-it-yourself maintenance
COROLLA H/B_U
7
Maintenance and care
●When the engine is new, for
example directly after purchasing
the vehicle or after replacing the
engine
●If low quality oil or oil of an inap-
propriate viscosity is used
●When driving at high engine
speeds or with a heavy load, or
when driving while accelerating or
decelerating frequently
●When leaving the engine idling for
a long time, or when driving fre-
quently through heavy traffic
The coolant level is satisfactory
if it is between the “MAX” and
“MIN” lines on the reservoir
when the engine is cold. Reservoir cap
“MAX” line
“MIN” line
If the level is on or below the “MIN”
line, add coolant up to the “MAX”
line. ( P.510)
■Coolant selection
Only use “Toyota Super Long Life
Coolant” or a similar high quality
ethylene glycol based non-silicate,
non-amine, non-nitrite, and
non-borate coolant with long-life
hybrid organic acid technology.
U.S.A.:
“Toyota Super Long Life Coolant” is
a mixture of 50% coolant and 50%
deionized water. (Minimum tem-
WARNING
■Used engine oil
●Used engine oil contains poten-
tially harmful contaminants
which may cause skin disorders
such as inflammation and skin
cancer, so care should be taken
to avoid prolonged and
repeated contact. To remove
used engine oil from your skin,
wash thoroughly with soap and
water.
●Dispose of used oil and filters
only in a safe and acceptable
manner. Do not dispose of used
oil and filters in household trash,
in sewers or onto the ground.
Call your Toyota dealer, service
station or auto parts store for
information concerning recy-
cling or disposal.
●Do not leave used engine oil
within the reach of children.
NOTICE
■To prevent serious engine
damage
Check the oil level on a regular
basis.
■When replacing the engine oil
●Be careful not to spill engine oil
on the vehicle components.
●Avoid overfilling, or the engine
could be damaged.
●Check the oil level on the dip-
stick every time you refill the
vehicle.
●Be sure the engine oil filler cap
is properly tightened.
Checking the engine cool-
ant