sensor TOYOTA COROLLA HATCHBACK 2020 (in English) Service Manual

553What 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.501)
 Is the battery discharged?
( P.502)
 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.471)
 The parking brake indicator is
on
Is the parking br ake released?
(  P.154)
Depending on the situation,
other types of warning buzzer
may also sound. ( P.468, 477)
 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)

557Alphabetical Index
COROLLA H/B_U
Child safety Airbag precautions ................. 34
Battery precautions ...... 434, 505
Child restraint system............. 47
Heated steering wheel and seat
heater precautions ............. 393
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......................... 451
Seat belt extender precautions ............................................. 26
Seat belt precautions ............. 44
Child-protectors ..................... 104
Cleaning Aluminum wheels ................. 414
Exterior ................................. 414
Interior .................................. 416
Radar sensor........................ 173
Seat belts ............................. 416
Clock ............... 74, 76, 78, 81, 291
Coat hooks .............................. 411
Command list ......................... 337
Condenser .............................. 432
Console box ............................ 399
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 ...................... 431 Engine overheating ............. 506
Cruise control Dynamic radar cruise control 214
Dynamic radar cruise control with full-speed range .......... 204
Cup holders ............................ 398 Current fuel consumption........84
Curtain shield airbags ..............29
Customizable featu
res ...........531
D
Daytime running light system160
DCM .................................377, 378
Defogger
Outside rear view mirrors .....389
Rear window.........................389
Windshield ............................388
Dimensions .............................510
Dinghy towing .........................141
Display Dynamic radar cruise control 214
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
Warning message.................477
Display change button .......75, 80
Distance until next engine oil change .....................................80
Do-it-yourself maintenance ...420
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
Outside rear view mirrors .....123
Rear door child-protectors ....104

564Alphabetical Index
COROLLA H/B_U
Rear view mirror Inside rear view mirror.......... 122
Outside rear view mirrors ..... 123
Rear view monitor system ..... 232 If you notice any symptoms.. 237
Rear window defogger ........... 389
Rear window wiper ................. 168
Receiving a call using the Blue- tooth
® hands-free system ... 351
Refueling Capacity ............................... 511
Fuel types............................. 511
Opening the fuel tank cap .... 170
Registering/Connecting a Blue- tooth
® device ........................ 266
Profiles ................................. 269
Registering a Bluetooth
® audio
player for the first time........ 269
Registering a Bluetooth
® phone
for the first time .................. 266
Replacing Electronic key battery ........... 450
Fuses ................................... 452
Light bulbs ............................ 455
Reporting safety defects for U.S. owners................................... 542
Resetting the message indicat- ing maintenance is required 420
Road Sign Assist .................... 224
RSA (Road Sign Assist) ......... 224
S
Safety Connect ......................... 58
Screen adjustment ................. 264
Seat belt reminder light . 471, 472
Seat belts .................................. 25 Automatic Locking Retractor .. 27
Child restraint system installation............................................. 47
Cleaning and maintaining the seat belt.............................. 416
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 .471, 472
Seat belt extender ..................26
Seat belt pretensioners ..........28
SRS warning light .................469
Seat heaters ............................393
Seating capacity .....................140
Seats Adjustment ........................... 115
Adjustment precautions ........ 115
Child seats/child restraint system installation ............................45
Cleaning ...............................416
Head restraints ..................... 118
Properly sitting in the seat ......23
Seat heaters ....... ..................393
Secondary Collision Brake ....241
Sensor Automatic headlight system .161
Automatic High Beam system...........................................163
BSM (Blind Spot M onitor) .....227
LDA (Lane Departure Alert with steering control)..................196
LTA (Lane Tracing Assist) .....186
Radar sensor ................172, 229
Service reminder message ....420
Setup button (Menu screen) 253, 256
Setup screen ...........................256
Shift lever Continuously variable transmis-sion .....................................147
Manual transmission ............151
Side airbags ..............................29
Side marker lights Light switch...........................160