2023 TOYOTA COROLLA HYBRID warning

465What to do if... (Troubleshooting)
(P.172)
 Is the electronic key any-
where detectable inside the
vehicle? ( P.136)
 Is the electronic key battery
weak or depleted?
In this case, the hybrid system can
be started in a temporary way.
(  P.409)
 Is the 12-volt battery dis-
charged? ( P.410)
 Is the power switch in ON?
If you cannot release the shift lever
by depressing the brake pedal with
the power switch in ON. ( P.181)
 It is locked to prevent theft of
the vehicle if the key is pulled
from the power switch.
( P.171)
 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.152)
 The auto power off function
will be operated if the vehicle
is left in ACC or ON (the
hybrid system is not operat-
ing) for a period of time.
( P.176)
 The seat belt reminder light is
flashing
Are the driver and the passenger
wearing the seat belts? ( P.375)
 The parking brake indicator is
on
Is the parking br ake released?
(  P.183)
Depending on the situation,
other types of warning buzzer
may also sound. ( P.372, 382)
 Did anyone inside the vehicle
open a door during setting the
alarm?
Do one of the following to deac-
tivate or stop the alarms:
 Unlock the doors.
 Turn the power switch to ACC
or ON, or start the hybrid sys-
The shift lever cannot be
shifted from P even if you
depress the brake pedal
The steering wheel can-
not be turned after the
hybrid system is stopped
(vehicles without a smart
key system )
The windows do not open
or close by operating the
power window switches
The power switch is
turned off aut omatically
( v e h i c l e s w i t h a s m a r t k e y
system)
A warning buzzer sounds
during driving
An alarm is activated and
the horn sounds

466What to do if... (Troubleshooting)
tem. (The alarm will be deacti-
vated or stopped after a few
seconds.)
 Is the electronic key left inside
the vehicle?
Check the message on the
multi-information display. ( P.382)
 When a warning light turns on
or a warning message is dis-
played, refer to P.372, 382.
 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.387)
 Vehicles with a spare tire:
Stop the vehicle in a safe
place and replace the flat tire
with the spare tire. ( P.398)
Try the procedure for when
the vehicle becomes stuck in
mud, dirt, or snow. ( P.417)
A warning buzzer sounds
when leaving the vehicle
( v e h i c l e s w i t h a s m a r t k e y
system)
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

467Alphabetical Index
Alphabetical Index
A
A/CAir conditioning filter ............. 346
Automatic air conditioning sys-tem ..................................... 278
ABS (Anti-lock Brake System) ............................................... 266Warning light ........................ 374
ACA (Active Cornering Assist) ............................................... 266
Active Cornering Assist (ACA) ............................................... 266
AHB (Automatic High Beam) . 191
Air conditioning filter ............. 346
Air conditioning system Air conditioning filter ............. 346
Automatic air conditioning sys-tem ..................................... 278
Airbags Airbag operating conditions.... 33
Airbag precautions for your child............................................. 36
Correct driving posture ........... 25
Curtain shield airbag operating conditions ............................. 34
Curtain shield airbag precautions ............................................. 36
Front passenger occupant clas- sification system ................... 41
General airbag precautions .... 36
Locations of airbags ............... 31
Modification and disposal of air- bags ..................................... 40
Side airbag operating conditions ............................................. 34
Side airbag precautions ......... 36
Side and curtain shield airbags operating conditions ............. 34
Side and curtain shield airbags precautions........................... 36
SRS airbags ........................... 31 SRS warning light .................374
Alarm Alarm ......................................88
Warning buzzer ....................372
Anchor brackets ... ..............50, 68
Antennas (smart key system)136
Anti-lock Brake System (ABS) ...............................................266Warning light.........................374
Approach warning ..................243
Armrest ......... ......................... ..299
Assist grips .............................299
Audio system-linked display107, 11 3
Automatic air conditioning sys- tem .........................................278
Automatic High Beam ............191
Automatic light control system ...............................................190
Average fuel economy ... 104, 110
Average vehicle speed ... 107, 113
B
Back-up lights Replacing light bulbs ............360
Wattage ................................428
Battery (12-volt battery) Battery checking ...................323
If the 12-volt battery is dis-charged ..............................410
Preparing and checking before winter ..................................273
Warning light.........................373
Battery (traction battery)..........82
Blind Spot Monitor (BSM) ......249
Bottle holders .........................289
Brake Brake hold ............................187
Fluid..............................322, 425
Parking brake .......................183
Regenerative braking .............78
Warning light.........................372

468Alphabetical Index
Brake assist ............................ 266
Break-in tips ........................... 160
Brightness control Instrument panel light control98, 101
Meter light control ................. 101
BSM (Blind Spot Monitor) ...... 249
C
Care Exterior ................................. 302
Interior .................................. 305
Seat belts ............................. 305
Wheels and wheel ornaments........................................... 302
Cargo capacity ....................... 168
Chains ..................................... 274
Child restraint system Fixed with a LATCH system ... 64
Fixed with a seat belt ............. 60
Front passenger occupant clas-sification system ................... 41
Points to remember ................ 48
Riding with children ................ 47
Types of child restraint system installation met hod ............... 50
Using an anchor bracket ........ 68
Child safety 12-volt battery precautions . 323, 413
Airbag precautions ................. 36
Child restraint system............. 50
Heated steering wheel and seat
heater precautions ............. 284
How your child should wear the seat belt................................ 28
Moon roof precau tions ......... 154
Power window lock switch.... 152
Power window precautions .. 151
Rear door child-protectors.... 132
Seat belt extender precautions ............................................. 28 Seat belt precautions..............47
Trunk precautions .................133
Child-protectors......................132
Cleaning Exterior .................................302
Interior ..................................305
Seat belts .............................305
Wheels and wheel ornaments...........................................302
Clock ......................96, 98, 99, 102
Coat hooks ..............................299
Condenser ............. ..................321
Console box ............................290
Cooling system .......................320 Engine overheating ..............414
Hybrid system overheating ...415
Cruise control .........................244
Cup holders.............................289
Current fuel consumption....104, 11 0
Curtain shield airbags ..............31
Customizable featu res ...........442
D
Daytime running light system189
Defogger
Outside rear view mirrors .....280
Rear window.........................280
Windshield ............................279
Differential Rear differential oil................424
Dimensions .............................420
Dinghy towing .........................169
Display Cruise control .......................245
Dynamic radar cruise control 239
Energy monitor ..................... 116
Multi-information display.....102,
109
RCTA ....................................254
Warning message.................382
Display change button .....97, 101

469Alphabetical Index
Do-it-yourself maintenance ... 309
Door lockDoors.................................... 127
Key ....................................... 128
Smart key system................. 136
Wireless remote control ....... 124
Doors Automatic door locking and unlocking system................ 132
Door glasses ........................ 150
Door lock .............................. 127
Open door warning buzzer . 129, 131
Outside rear view mirrors ..... 148
Rear door child-protectors.... 132
Side doors ............................ 127
Drive distance ................. 107, 113
Drive information ........... 107, 113
Drive-Start Control (DSC) ...... 165
Driving Break-in tips ......................... 160
Correct driving posture ........... 25
Driving mode select switch... 264
Hybrid vehicle driving tips .... 271
Procedures ........................... 159
Winter drive tips ................... 273
Driving information display . 103, 11 0
Driving range .................. 104, 110
Driving support system informa- tion display ................... 107, 113
DSC (Drive-Start Control) ...... 165
Dynamic radar cruise control 236
E
ECO Accelerator Guidance . 104, 111
Eco score ........................ 104, 111
EDR (Event data recorder)......... 8
E-Four ...................................... 266
Elapsed time ................... 107, 113
Electric motor (traction motor)77 Electric Power Steering (EPS)
...............................................266Warning light.........................375
Electronic key .........................122 Battery-saving function .........137
If the electronic key does not operate properly .................408
Replacing the battery ...........350
Emergency Driving Stop System ...............................................247
Emergency flashers ...............362
Emergency tire puncture .......387
Emergency, in case of If a warning buzzer sounds ..372
If a warning light turns on .....372
If a warning message is dis-played .................................382
If the 12-volt battery is dis- charged ..............................410
If the electronic key does not operate properly .................408
If the hybrid sys tem will not start
...........................................406
If the vehicle is submerged or water on the road is rising ..364
If you have a flat tire .....387, 398
If you lose your keys.............407
If you think something is wrong ...........................................370
If your vehicle becomes stuck ...........................................417
If your vehicle has to be stopped in an emergency .................363
If your vehicle needs to be towed ...........................................366
If your vehicle ove rheats ......414
Energy monitor ....................... 116
Engine ACCESSORY mode . ............176
Compartment........................318
Engine switch ...............170, 172
Hood .....................................316

470Alphabetical Index
How to start the hybrid system................................... 170, 172
Identification number ............ 421
If the hybrid sy stem will not start
........................................... 406
If your vehicle has to be stopped in an emergency................. 363
Ignition switch (power switch) ................................... 170, 172
Overheating.......................... 414
Power switch ................ 170, 172
Tachometer ............................ 96
Engine coolant Capacity ............................... 423
Checking .............................. 320
Preparing and c hecking before
winter.................................. 273
Engine coolant temperature gauge................................. 96, 99
Engine oil Capacity ............................... 422
Checking .............................. 318
Preparing and c hecking before
winter.................................. 273
Warning light ........................ 373
Engine switch (power switch) ....................................... 170, 172If your vehicle has to be stopped in an emergency................. 363
Enhanced VSC ........................ 266
EPS (Electric Power Steering) ............................................... 266Warning light ........................ 375
EV drive mode ........................ 178
EV Driving Ratio ............. 106, 112
EV indicator .............................. 78
EV Ratio .......................... 106, 112
Event data recorder (EDR)......... 8F
Flat tire Tire pressure w arning system
...........................................328
Vehicles with a spare tire......398
Vehicles with an emergency tire puncture repair ki t...............387
Floor mats .................................24
Fluid Brake ....................................425
Hybrid transmission ..............424
Washer .................................324
Front passenger occupant clas- sification system ....................41
Front seats Adjustment ...........................141
Cleaning ...............................305
Correct driving posture ...........25
Head restraints .....................144
Seat heaters ....... ..................284
Front side marker lights Light switch...........................189
Wattage ................................428
Front turn signal lights Replacing light bulbs ............357
Turn signal lever ...................182
Fuel Capacity ...............................421
Fuel gauge .......................96, 99
Information ......... ..................429
Refueling ..............................196
Type......................................421
Warning light.........................375
Fuel consumption Average fuel economy .. 104, 110
Current fuel consumption ...104, 11 0
Fuel economy ................. 104, 110
Fuel filler door Refueling ..............................196
Fuel gauge...........................96, 99

471Alphabetical Index
Fuses ....................................... 354
G
Gauges ................................ 96, 99
Glove box ................................ 289
Glove box light ....................... 289
H
Head restraints ....................... 144
HeadlightsAHB (Automatic High Beam) 191
Light switch .......................... 189
Headlights/daytime running lightsReplacing light bulbs ............ 357
Heated steering wheel ........... 284
Heaters Automatic air conditioning sys-tem ..................................... 278
Heated steering wheel ......... 284
Outside rear view mirrors ..... 280
Seat heaters ......................... 284
High mounted stoplight Replacing light bulbs ............ 357
High-voltage components ....... 82
Hill-start assist control .......... 266
Hood Open .................................... 316
Hooks Coat hooks ........................... 299
Retaining hooks (floor mat) .... 24
Horn ......................................... 146
Hybrid battery (tr action battery)
Location.................................. 82
Specification ......................... 422
Warning message .................. 86
Hybrid battery (traction battery) air intake vent ....................... 347
Hybrid battery (traction battery) air vents .................................. 85 Hybrid system ....
.......................77
Emergency shut off system ....86
Energy monitor/consumption screen................................. 116
EV drive mode ......................178
High voltage components .......82
Hybrid system precautions .....82
If the hybrid sys tem will not start
...........................................406
Overheating ..........................415
Power (ignition) switch .170, 172
Predictive efficient drive .........80
Regenerative braking .............78
Starting the hybrid system ..170, 172
Hybrid System Indicator ........104
Hybrid transmissio n ...............180
Hybrid vehicle dri ving tips.....271
I
I/M test .....................................312
Identification
Engine ..................................421
Vehicle ..................................420
Ignition switch (power switch) .......................................170, 172Auto power off fun ction .........176
Changing the power switch modes.................................176
If your vehicle has to be stopped in an emergency .................363
Illuminated entry system .......287
Immobilizer system ..................87
Indicators ..................................94
Initialization Items to initialize ...................452
Maintenance .........................309
Power windows ....................150
Inside rear view m irror ...........147
Instrument panel light control98, 101

472Alphabetical Index
Interior lights .......................... 286Front interior light ................. 286
Rear interior light .................. 286
Wattage ................................ 428
J
JackPositioning a floor jack ......... 317
Vehicle-equipped jack .. 388, 399
Jack handle ..................... 388, 399
Jam protection function Moon roof ............................. 153
Power windows .................... 150
K
Keyless entrySmart key system................. 136
Wireless remote control ....... 124
Keys Battery-saving function......... 137
Electronic key ....................... 122
If the electronic key does not operate properly ................. 408
If you lose your keys ............ 407
Key number plate ................. 122
Keyless entry................ 127, 136
Mechanical key .................... 122
Power switch ................ 170, 172
Replacing the battery ........... 350
Warning buzzer .................... 136
Wireless remote control ....... 124
Knee airbags ............................. 31
L
Lane Departure A lert (LDA) ... 223
Lane Tracing Assist (LTA)...... 218 Operation ............................. 218
Language (multi-information dis- play) ............................... 108, 114
LATCH anchors ........................ 64 LDA (Lane Departure Alert) ...223
Operation..............................223
LED accent lights Light switch...........................189
Replacing light bulbs ............357
Lever Auxiliary catch lever .............316
Hood lock release lever ........316
Internal trunk rele ase lever ...135
Shift lever .............................180
Turn signal lever ...................182
Wiper lever ...........................194
License plate lights Light switch...........................189
Replacing light bulbs ............357
Wattage ................................428
Light bulbs Replacing .............................356
Lights AHB (Automatic High Beam) 191
Front interior lights................286
Headlight switch ...................189
Interior lights .........................286
Interior lights list ...................286
Personal lights ......................287
Rear interior lights ................286
Replacing light bulbs ............357
Trunk light .............................135
Turn signal lever ...................182
Vanity lights ..........................298
Wattage ................................428
Lock steering column ............170
LTA (Lane Tracing Assist) ......218 Operation..............................218
LTA (Lane Tracing Assist) switch ...............................................221
M
Maintenance Do-it-yourself maintenance ..314
General maintenance ...........310
Maintenance data .................420