key TOYOTA COROLLA HATCHBACK 2021 (in English) Repair Manual

557What to do if... (Troubleshooting)
COROLLA H/B_U
 Is the electronic key battery
weak or depleted?
In this case, the engine can be
started in a temporary way.
( P.505)
 Is the battery discharged?
( P.506)
 Is the engine switch in ON?
If you cannot release the shift lever
by depressing the brake pedal with
the engine switch in ON. ( P.148)
It is locked automatically to
prevent theft of the vehicle.
( P.142)
 Is the window lock switch
pressed?
The power window except for the
one at the driver’s seat cannot be
operated if the win dow lock switch
is pressed. ( P.127)
 The auto power off function will be operated if the vehicle
is left in ACC or ON mode
(the engine is not running) for
a period of time. (
P.146)
 The seat belt reminder light is
flashing
Are the driver and the front passen-
ger wearing the seat belts?
( P.475)
 The parking brake indicator is
on
Is the parking brake released?
( P.154)
Depending on the situation,
other types of warning buzzer
may also sound. ( P.472, 482)
 Did anyone inside the vehicle
open a door during setting the
alarm?
The sensor detects it and the alarm
sounds. ( P. 6 6 )
Do one of the following to deac-
tivate or stop the alarms:
 Unlock the doors.
 Turn the engine switch to
ACC or ON, or start the
engine. (The alarm will be
deactivated or stopped after a
few seconds.)
The shift lever cannot be
shifted from P even if you
depress the brake pedal
(vehicles with a continu-
ously variable transmis-
sion)
The steering wheel can-
not be turned after the
engine is stopped
The windows do not open
or close by operating the
power window switches
The engine switch is
turned off automatically
A warning buzzer sounds
during driving
An alarm is activated and
the horn sounds (vehicles
with an alarm)

558What to do if... (Troubleshooting)
COROLLA H/B_U
 Is the electronic key left inside
the vehicle?
Check the message on the
multi-information display. ( P.482)
 When a warning light turns on
or a warning message is dis-
played, refer to P.472, 482.
 Vehicles with an emergency
tire puncture repair kit: Stop
the vehicle in a safe place and
repair the flat tire temporarily
with the emergency tire punc-
ture repair kit. ( P.484)
 Vehicles with spare tire: Stop
the vehicle in a safe place and
replace the flat tire with the
spare tire. ( P.494)
 Try the procedure for when
the vehicle becomes stuck in
mud, dirt, or snow. ( P.512)
A warning buzzer sounds
when leaving the vehicle
A warning light turns on
or a warning message is
displayed
When a problem has
occurred
If you have a flat tire
The vehicle becomes
stuck

559Alphabetical Index
COROLLA H/B_U
Alphabetical Index
A
A/C Air conditioning filter ............. 454
Automatic air conditioning sys-tem ..................................... 392
ABS (Anti-lock Brake System) ............................................... 246Warning light ........................ 474
ACA (Active Cornering Assist) ............................................... 247
Active Cornering Assist (ACA) ............................................... 247
Adaptive Front-lighting System (AFS)...................................... 162
AFS (Adaptive Front-lighting System) ................................. 162
Air conditioning filter ............. 454
Air conditioning system Air conditioning filter ............. 454
Automatic air conditioning sys-tem ..................................... 392
Airbags Airbag operating conditions.... 31
Airbag precautions for your child............................................. 34
Correct driving posture ........... 23
Curtain shield airbag operating conditions ............................. 32
Curtain shield airbag precautions ............................................. 34
Front passenger occupant clas- sification system ................... 38
General airbag precautions .... 34
Locations of airbags ............... 29
Modification and disposal of air- bags ..................................... 37
Side airbag operating conditions ............................................. 32
Side airbag precautions ......... 34
Side and curtain shield airbags operating conditions ............. 32 Side and curtain shield airbags
precautions ...........................34
SRS airbags ...........................29
SRS warning light .................473
Alarm Alarm ......................................66
Warning buzzer ....................472
AM ............................................308
Anchor brackets .................47, 55
Android Auto ...........................319
Antennas (smart key system)108
Anti-lock Brake System (ABS) ...............................................246Warning light.........................474
Apple CarPlay .........................289
Approach warning .......... 211, 221
Apps button (Menu screen) ...259
Armrest ......... ......................... ..417
Assist grips .............................417
Audio .......................................303 Audio source ........................304
Operating information ...........327
Reordering the audio source 304
Screen adjustment ...............306
Some basics .........................304
Sound settings......................305
Turning the system on and off...........................................304
USB/AUX port ......................305
Voice command system .......307
AUDIO button ..........................257
Audio button (Menu screen) ..259
Audio buttons overview .........257
Audio settings.........................326 Common settings .................326
Radio settings.......................326
Audio source...........................304
Audio system-linked display ...86
Automatic air conditioning sys- tem .........................................392
Automatic headlight leveling system ...................................161

561Alphabetical Index
COROLLA H/B_U
Child safety Airbag precautions ................. 34
Battery precautions ...... 440, 509
Child restraint system............. 47
Heated steering wheel and seat heater precautions ............. 399
How your child should wear the seat belt................................ 26
Power window lock switch.... 127
Power window precautions .. 126
Rear door child-protectors.... 104
Removed electronic key battery precautions......................... 457
Seat belt extender precautions ............................................. 26
Seat belt precautions ............. 44
Child-protectors ..................... 104
Cleaning Exterior ................................. 420
Interior .................................. 422
Radar sensor........................ 173
Seat belts ............................. 422
Wheels and wheel ornaments........................................... 420
Clock ............... 74, 76, 78, 81, 297
Coat hooks .............................. 417
Command list ......................... 342
Condenser .............................. 438
Console box ............................ 405
Consumption screen................ 93
Continuously variable transmis- sion ........................................ 147If the shift lever cannot be shifted from P................................. 148
M mode ................................ 150
Paddle shift switches.... 149, 150
Cooling system ...................... 437 Engine overheating ............. 510
Cruise control Dynamic radar cruise control 215
Dynamic radar cruise control with full-speed range .......... 204 Cup holders.............................404
Current fuel consumption........84
Curtain shield airbags ..............29
Customizable features ...........535
D
Daytime running light system160
DCM .........................382, 383, 384
Defogger
Outside rear view mirrors .....395
Rear window.........................395
Windshield ............................394
Dimensions .............................514
Dinghy towing .........................141
Display Dynamic radar cruise control 215
Dynamic radar cruise control with full-speed range ..........204
Head-up display .....................89
LDA (Lane Departure Alert with steering control)..................201
LTA (Lane-Tracing Assist) .....192
Multi-information display.........82
RCTA ....................................233
Warning message.................482
Display change button .......75, 80
Distance until next engine oil change .....................................80
Do-it-yourself maintenance ...426
Door lock Back door .............................105
Side doors ............................101
Smart key system .................108
Wireless remote control..........99
Doors Automatic door locking and unlocking system ................104
Back door .............................105
Door glasses ........................125
Door lock ......................101, 105
Open door warning buzzer .102, 104

562Alphabetical Index
COROLLA H/B_U
Outside rear view mirrors ..... 123
Rear door child-protectors.... 104
Side doors ............................ 101
Drive distance ........................... 86
Drive information ..................... 86
Drive-start control .................. 132
Driving Break-in tips ......................... 132
Correct driving posture ........... 23
Driving mode select switch... 245
Procedures ........................... 130
Winter drive tips ................... 251
Driving information display ..... 84
Driving range ...................... 84, 85
Driving support system informa- tion display ............................. 86
Dynamic radar cruise control 215 Warning message ................ 223
Dynamic radar cruise control with full-speed range ........... 204Warning message ................ 213
E
Eco Driving Indicator ......... 85, 92
Eco Driving Indicator Light ..... 85
EDR (Event data recorder)......... 8
Elapsed time ............................. 86
Electric Power Steering (EPS) ............................................... 247Warning light ........................ 475
Electronic key ........................... 98 Battery-saving function......... 109
If the electronic key does not operate properly ................. 504
Replacing the battery ........... 456
Emergency flashers ............... 464
Emergency tire puncture repair kit ........................................... 484
Emergency, in case of If a warning buzzer sounds .. 472
If a warning light turns on ..... 472 If a warning message is dis-
played .................................482
If the battery is discharged ...506
If the electronic key does not operate properly .................504
If the engine will not start......502
If the vehicle is trapped in rising water...................................465
If you have a flat tire .............484
If you lose your keys.............504
If you think something is wrong ...........................................470
If your vehicle becomes stuck ...........................................512
If your vehicle has to be stopped in an emergency .................464
If your vehicle ne eds to be towed
...........................................467
If your vehicle overheats ......510
Engine ACCESSORY mode .............145
Compartment........................435
Engine switch .......................142
Fuel pump shut off system ...471
Hood .....................................433
How to start the engine ........142
Identification number ............515
If the engine will not start......502
If your vehicle has to be stopped in an emergency .................464
Ignition switch (engine switch) ...........................................142
Overheating .........................510
Tachometer.......................74, 78
Engine coolant Capacity ...............................517
Checking ..............................437
Preparing and checking before winter ..................................251
Engine coolant temperature gauge .................................74, 78
Engine immobilizer system .....64

565Alphabetical Index
COROLLA H/B_U
J
Jack Positioning a floor jack ......... 434
Vehicle-equipped jack .. 485, 495
Jack handle ..................... 485, 495
Jam protection function Power windows .................... 125
K
Keyless entrySmart key system................. 108
Wireless remote control ......... 99
Keys Battery-saving function......... 109
Electronic key ......................... 98
Engine switch ....................... 142
If the electronic key does not operate properly ................. 504
If you lose your keys ............ 504
Key number plate ................... 98
Keyless entry........ 101, 106, 108
Mechanical key ...................... 98
Replacing the battery ........... 456
Warning buzzer .................... 108
Wireless remote control ......... 99
Knee airbags ............................. 29
L
Lane Departure Alert with steer- ing control (LDA)Operation ............................. 196
Warning messages............... 203
Lane Tracing Assist (LTA) Operation ............................. 186
Warning messages............... 195
Language (multi-information dis- play) ......................................... 87
LATCH anchors ........................ 54 LDA (Lane Departure Alert with
steering control)Operation..............................196
Warning messages ...............203
LDA (Lane Departure Alert with steering control) switch .......200
Lever Auxiliary catch le ver .............433
Hood lock releas e lever ........433
Shift lever .....................147, 151
Turn signal lever ...................153
Wiper lever ...........................166
License plate lights Light switch...........................160
Replacing light bulbs ............461
Wattage ................................520
Light Wattage ................................520
Light bulbs Replacing .............................460
Lights Automatic High Beam system...........................................163
Front interior lights................401
Headlight switch ...................160
Interior lights .........................401
Interior lights list ...................401
Luggage compartment light ..107
Personal lights ......................402
Rear interior lights ................401
Replacing light bulbs ............461
Turn signal lever ...................153
Vanity lights ..........................416
Wattage ................................520
Linking multi-information display and the system .....................271
Lock steering column ............142
LTA (Lane Tracing Assist) Operation..............................186
Warning messages ...............195
Luggage compartment features ...............................................406

567Alphabetical Index
COROLLA H/B_U
Outside rear view mirror defog- gers .................................... 395
RCTA function ...................... 233
Outside temperature .......... 74, 78
Overheating ............................ 510
P
Paddle shift switches ..... 149, 150
Panic mode ............................... 99
Parking brake Operation ............................. 154
Parking brake engaged warning buzzer ................................ 156
Warning light ........................ 478
Warning message ................ 156
Parking lights Light switch .......................... 160
Replacing light bulbs ............ 461
PCS (Pre-Collision System) Function ............................... 178
PCS OFF switch................... 180
Warning light ........................ 477
Personal lights ....................... 401 Wattage ................................ 520
Phone ...................................... 348 About the contacts in the contact list ....................................... 352
Phone screen operation ....... 348
Registering/Connecting a Blue- tooth
® phone ...................... 350
Some basics......................... 349
Troubleshooting.................... 374
Voice command system ....... 352
When selling or disposing of the vehicle ................................ 352
Phone button .......................... 348
Phone button (Menu screen) . 259
Phone button (Setup screen) 262
Phone settings ....................... 364 Contacts/Call history settings366
Message settings ................. 372
Notifications settings ............ 365 Sounds settings ....................364
Placing a call using the Blue- tooth
® hands-free system....353
By call history .......................353
By contacts list .....................354
By favorites list .....................354
By home screen ...................356
By keypad.............................355
Power outlets ..........................408
Power steering (Electric power steering system) ...................247Warning light.........................475
POWER VOLUME knob ..........304
Power windows Door lock linked window opera-tion......................................126
Jam protection function ........125
Operation..............................125
Window lock switch ..............127
Pre-Collision System (PCS) Function................................178
PCS OFF switch ...................180
Warning light.........................477
R
Radar cruise control...............215
Radar cruise control (dynamic radar cruise control with
full-speed range)...................204
Radiator ...................................438
Radio........................................308 Displaying the radio ID ......... 311
How to subscribe to SiriusXM Satellite Radio ....................310
Presetting a station ...............308
Radio broadcast data system309
Refer to the tabl e below to iden-
tify the problem and take the
suggested corrective action 311
RCTA Function................................233
Warning message.................234

568Alphabetical Index
COROLLA H/B_U
RCTA function......................... 235
Rear Cross Traffic Alert (RCTA) ............................................... 233
Rear seats ............................... 116 Head restraints ..................... 118
Rear side marker lights Light switch .......................... 160
Rear turn signal lights Replacing light bulbs ............ 461
Turn signal lever ................... 153
Rear view mirror Inside rear view mirror.......... 122
Outside rear view mirrors ..... 123
Rear view monitor system ..... 238 If you notice any symptoms.. 242
Rear window defogger ........... 395
Rear window wiper ................. 168
Receiving a call using the Blue- tooth
® hands-free system ... 356
Refueling Capacity ............................... 515
Fuel types............................. 515
Opening the fuel tank cap .... 170
Registering/Connecting a Blue- tooth
® device ........................ 272
Profiles ................................. 275
Registering a Bluetooth
® audio
player for the first time........ 275
Registering a Bluetooth
® phone
for the first time .................. 272
Replacing Electronic key battery ........... 456
Fuses ................................... 458
Light bulbs ............................ 460
Reporting safety defects for U.S. owners................................... 546
Resetting the message indicat- ing maintenance is required 426
Road Sign Assist .................... 225
RSA (Road Sign Assist) ......... 225
S
Safety Connect .........................58
Screen adjustment .................270
Seat belt reminder light..475, 476
Seat belts...................................25 Automatic Locking Retractor ..27
Child restraint system installation.............................................47
Cleaning and maintaining the seat belt ..............................422
Emergency Locking Retractor 27
How to wear your seat belt .....26
How your child should wear the seat belt ................................26
Pregnant women, proper seat belt use .................................25
Reminder light and buzzer .475, 476
Seat belt extender ..................26
Seat belt pretensioners ..........28
SRS warning light .................473
Seat heaters ....... .....................399
Seating capacity .............140, 514
Seats Adjustment ........................... 115
Adjustment precautions ........ 115
Child seats/child restraint system
installation ............................45
Cleaning ...............................422
Head restraints ..................... 118
Properly sitting in the seat ......23
Seat heaters .........................399
Secondary Collision Brake ....247
Sensor Automatic headlight system .161
Automatic High Beam system...........................................163
BSM (Blind Spot Monitor) .....228
LDA (Lane Departure Alert with steering control)..................196
LTA (Lane Tracing Assist) .....186

569Alphabetical Index
COROLLA H/B_U
Radar sensor................ 172, 230
RCTA .................................... 235
Service Connect ..................... 384
Service reminder message .... 426
Setup button (Menu screen) 259, 262
Setup screen ........................... 262
Shift lever Continuously variable transmis-sion..................................... 147
Manual transmission ............ 151
Side airbags .............................. 29
Side marker lights Light switch .......................... 160
Wattage ................................ 520
Side mirrors Adjustment ........................... 123
BSM (Blind Spot Monitor)..... 228
Folding ................................. 123
RCTA function ...................... 233
Side turn signal lights Replacing light bulbs ............ 461
Turn signal lever ................... 153
Side windows ................... ...... 125
SiriusXM (SXM) ....................... 308
Smart key system Antenna location .................. 108
Entry functions ............. 101, 106
Starting the engine ............... 142
Snow tires ............................... 251
Spare tire Inflation pressure.................. 519
Storage location ................... 495
Spark plug ............................... 517
Specifications ......................... 514
Speedometer ...................... 74, 78
Status icon .............................. 260 Status icon explanation ........ 260
Steering lock Column lock release............. 142
Steering lock system warning message............................. 142 Steering switch ...............324, 339
Audio switch .........................324
Talk switch ............................339
Steering wheel Adjustment ...........................121
Heated steering wheel..........399
Meter control switches............83
Stop lights Replacing light bulbs ............461
Storage features ... ..................403
Stuck If the vehicle becomes stuck 512
Sun visors ...............................416
Switches Brake Hold switch .................157
Display change button ......75, 80
Door lock switches ...............103
Driving mode select switch ...245
Dynamic radar cruise control switch .................................215
Dynamic radar cruise control with full-speed range switch205
Emergency flashers switch ...464
Engine switch .......................142
Heated steering wheel switch ...........................................399
Ignition switch .......................142
Instrument panel light control switches..........................76, 81
Light switches .......................160
LTA (Lane-Tracing Assist) switch ...........................................191
Meter control switches............83
Outside rear view mirror switches..............................123
Paddle shift swit ches ....149, 150
Parking brake switch ............154
PCS OFF switch ...................180
Power door lock switch.........103
Power window switches .......125
RCTA switch .........................234

570Alphabetical Index
COROLLA H/B_U
Rear window and outside rear view mirror defoggers switch........................................... 392
Seat heater switches ............ 399
“SOS” button .......................... 58
Tire pressure warning reset switch ................................. 448
Vehicle-to-vehicle distance switch ......................... 205, 215
VSC OFF switch................... 247
Window lock switch .............. 127
Windshield wiper and washer switch ................................. 166
SXM (SiriusXM) ....................... 308
T
Tachometer ......................... 74, 78
Tail lights Light switch .......................... 160
Replacing light bulbs ............ 461
Talking on the Bluetooth
®
hands-free system ............... 357 Call screen operation ........... 357
Incoming call waiting ............ 359
Sending tones ...................... 358
Transmit volume setting ....... 358
Theft deterrent system Alarm ...................................... 66
Engine immobilizer system .... 64
Tire inflation pressure............ 451 Maintenance data................. 519
Warning light ........................ 476
Tire information ...................... 524 Glossary ............................... 528
Size ...................................... 526
Tire identification number ..... 526
Uniform Tire Quality Grading 527
Tire pressure display ............. 445
Tire pressure warning system Function ............................... 445
Initializing ............................. 448 Installing tire pressure warning
valves and transmitters ......447
Registering ID codes ............449
Warning light.........................476
Tires Chains ..................................252
Checking ..............................442
Emergency tire puncture repair kit ........................................484
If you have a flat tire .............484
Inflation pressure ..................451
Information ......... ..................524
Rotating tires ........................444
Size ......................................519
Snow tires.............................251
Tire pressure warning system ...........................................445
Warning light.........................476
Tools ................................485, 495
Top tether strap ........................55
Total load capacity .................514
Touch screen ..........................264 Touch screen gestures .........264
Touch screen operation ........264
To w i n g Dinghy towing .......................141
Emergency towing ................467
Towing eyelet........................469
Trailer towing ........................141
Toyota apps.............................385
Toyota apps Entering keyword ..................387
Toyota apps button (Setup screen) ...................................262
Toyota apps settings ..............389
Toyota Safety Sense Automatic High Be am ...........163
Dynamic radar cruise control 215
Dynamic radar cruise control with full-speed range ..........204
LDA (Lane Departure Alert with steering control)..................196