2021 TOYOTA PRIUS warning light

731Alphabetical index
PRIUS_OM_OM47E09U_(U)
I/M test ...................................... 511
Identification ............................ 665Engine................................... 666
Vehicle .................................. 665
Ignition switch (power
switch) .................................... 245 Auto power off function ......... 247
Automatic hybrid system shut off feature ........................... 249
Changing the power switch modes................................. 247
If your vehicle has to be stopped in an emergency ... 581
Starting the hybrid system .... 245
Illuminated entry system ........ 460
Immobilizer system ................... 95
Indicators ................................. 107
Initialization .............................. 701 Items to initialize ................... 701
Maintenance data ................. 506
Moon roof.............................. 225
Parking Support Brake function ............................... 383
Power windows ..................... 219
S-APGS (Simple Advanced Parking Guidance
System) .............................. 410
Tire pressure warning system ......... ....................... 535
Inside rear view mirror ............ 214
Instrument cluster light
control .................................... 100
Interior lights............................ 458
Switch ........................... 459, 460
Wattage ................................ 674
Intuitive parking assist............ 362 Jack
Positioning a floor jack.......... 517
Vehicle-equipped
jack ............................. 613, 632
Jack handle ...................... 613, 632
Jam protection function
Moon roof ............................. 224
Power windows..................... 219
Keyless entry ........................... 186 Smart key system ................. 196
Wireless remote control ........ 186
Keys .......................................... 180
Battery-saving function ......... 198
Electronic key ....................... 180
Engine switch (power switch) ................................ 245
If the electronic key does not operate properly ........... 647
If you lose your keys ..... 181, 184
Key number plate ................. 180
Keyless entry ........................ 186
Mechanical key ..................... 181
Power switch ........................ 245
Replacing the battery............ 560
Smart key system ................. 196
Warning buzzer .................... 197
Wireless remote control ........ 186
Knee airbag ................................ 35
IJ
K
*: Refer to “NAVIGATION SYSTEM OWNER’S MANUAL” or “MULTIMEDIA OWNER’S MANUAL”.

732Alphabetical index
PRIUS_OM_OM47E09U_(U)
Language (multi-information display)................................... 153
LATCH system ........................... 59
Lever Auxiliary catch lever .............. 515
Hood lock release lever ........ 515
Shift lever .............................. 255
Tilt and telescopic steering
lock release lever ............... 212
Turn signal lever ................... 261
Wiper lever............................ 275
License plate lights ................. 263 Light switch ........................... 263
Replacing light bulbs............. 577
Light AHB (Automatic High Beam) ................................. 268
Door courtesy lights .............. 458
Emergency flashers .............. 580
Fog light switch ..................... 273
Footwell lights ....................... 458
Headlight switch.................... 263
Illuminated entry system ....... 460
Interior lights ................. 459, 460
Interior light list...................... 458
Luggage compartment light ..................................... 192
Personal lights ...................... 459
Replacing light bulbs............. 568
Shift lever light ...................... 458
Turn signal lever ................... 261
Vanity lights .......................... 473
Wattage ................................ 674
Light bulbs Replacing .............................. 568
Wattage ................................ 674
Load capacity........................... 242
LTA (Lane Tracing Assist) ...... 307
Luggage cover ......................... 471 Main display ............................. 115
Maintenance
Do-it-yourself maintenance... 512
General maintenance ........... 508
Maintenance data ................. 664
Maintenance requirements ... 505
Malfunction indicator lamp..... 592
Master warning light ............... 603
Meter ........................................... 98 Clock adjustment .................. 103
Combination meter ................. 98
Head-up display.................... 158
Indicators .............................. 107
Instrument cluster light control ................................ 100
Main display.......................... 115
Multi-information display ....... 124
Warning lights ....................... 107
Warning messages ............... 603
Microphone
*1, 2......................... 76
Mirrors Inside rear view mirror .......... 214
Outside rear view mirror defoggers ................... 440, 450
Outside rear view mirrors ..... 216
Vanity mirrors ....................... 473
Moon roof ................................. 223
Door lock linked moon roof operation ............................ 220
Jam protection function ........ 224
Operation .............................. 223
MP3 disc
*1
LM

733Alphabetical index
PRIUS_OM_OM47E09U_(U)
Multi-information display ........ 124Air conditioning system
settings screen ................... 146
Audio system-linked display ................................ 145
Display contents ................... 124
Drive information................... 126
Driving assist system information.......................... 150
Dynamic radar cruise control with full-speed range .......... 326
Energy monitor ..................... 127
Intuitive parking assist .......... 363
Language .............................. 153
LTA (Lane Tracing Assist) .... 316
Navigation system-linked display ................................ 145
Parking Support Brake function ............................... 379
Pre-collision warning............. 297
RCTA detection screen......... 349
RSA (Road Sign Assist)........ 323
S-APGS (Simple Advanced
Parking Guidance
System) .............................. 390
Settings display..................... 151
Warning message display..... 150
Navigation system
*2
Noise from under vehicle............ 8
Odometer.................................. 119
Oil Engine oil .............................. 668 Opener
Back door ............................. 191
Fuel filler door ....................... 285
Garage door ......................... 488
Hood ..................................... 515
Outside rear view mirrors ....... 216 Adjustment............................ 216
BSM (Blind Spot Monitor) ..... 349
Folding .................................. 216
Outside rear view mirror defoggers ................... 440, 450
Outside temperature display.................................... 116
Overhead console ................... 465
Overheating ............................. 656
P position switch ..................... 256
Panic mode .............................. 181
Parking assist sensors
Intuitive parking assist .......... 362
Parking Support Brake function............................... 373
S-APGS (Simple Advanced Parking Guidance
System) .............................. 386
Parking brake........................... 262
Operation .............................. 262
Parking brake engaged warning buzzer ................... 262
Parking lights........................... 263 Light switch ........................... 263
Replacing light bulbs .... 570, 577
Wattage ................................ 674
Parking lock ............................. 256
PCS (Pre-Collision System).... 296 Enabling/disabling the system .......... ...................... 300
Function ................................ 296
Warning light......................... 593
N
O
P
*1: Refer to “MULTIMEDIA OWNER’S MANUAL”.
*2: Refer to “NAVIGATION S YSTEM OWNER’S MANUAL”.

734Alphabetical index
PRIUS_OM_OM47E09U_(U)
Personal lights ......................... 458Switch ................................... 459
Wattage ................................ 674
Power control unit coolant ..... 522 Capacity ................................ 670
Checking ............................... 522
Preparing and checking before winter....................... 430
Radiator ................................ 524
Power outlets ........................... 474
Power steering (Electric Power Steering) ..................... 421 Function ................................ 421
Warning light ......................... 593
Power switch............................ 245 Auto power off function ......... 247
Automatic hybrid system shut off feature ........................... 249
Changing the power switch modes................................. 247
If your vehicle has to be stopped in an emergency ... 581
Starting the hybrid system .... 245
Power windows........................ 218 Catch protection function ...... 219
Door lock linked window operation ............................ 220
Jam protection function......... 219
Operation .............................. 218
Window lock switch............... 218
Pre-Collision System (PCS) .... 296 Enabling/disabling the system ......... ....................... 300
Function ................................ 296
Warning light ......................... 593
Radar cruise control Dynamic radar cruise control
with full-speed range .......... 326
Radiator .................................... 524
Radio
*
RCTA (Rear Cross Traffic Alert)....................................... 357
Blind Spot Monitor function............................... 354
Rear Cross Traffic Alert
function............................... 357
Rear Cross Traffic Alert (RCTA).................................... 357
Blind Spot Monitor function............................... 354
Rear Cross Traffic Alert
function............................... 357
Rear passengers’ seat belt reminder light ........................ 595
Rear seat .................................. 206
Rear side marker lights........... 263 Light switch ........................... 263
Replacing light bulbs ............ 572
Wattage ................................ 674
Rear turn signal lights ............ 261
Replacing light bulbs ............ 572
Turn signal lever ................... 261
Wattage ................................ 674
Rear view mirror Inside rear view mirror .......... 214
Outside rear view mirrors ..... 216
Rear view monitor system
*
Rear window defogger .... 440, 450
Rear window wiper .................. 281
Refueling .................................. 283
Capacity................................ 667
Fuel types ............................. 667
Opening the fuel tank cap..... 285
When the fuel filler door cannot be opened .............. 286
Regenerative braking ................ 86
Replacing
Electronic key battery ........... 560
Fuses .................................... 563
Light bulbs ............................ 568
Tires...................................... 631
Wiper insert .......................... 556
Reporting safety defects for U.S. owners...................... 704
R

735Alphabetical index
PRIUS_OM_OM47E09U_(U)
Resetting the message indicating maintenance is
required .................................. 506
Road accident cautions ............ 92
Road Sign Assist (RSA) .......... 322
RSA (Road Sign Assist) .......... 322
S-APGS (Simple Advanced Parking Guidance
System) .................................. 386
S-FLOW (Front seat concentrated airflow
mode) ............................. 438, 448
Safety Connect .......................... 76
Seat back pockets ................... 466
Seat belts.................................... 30 Adjusting the seat belt ............ 31
Automatic Locking Retractor (ALR) .................................... 31
Child restra int system
installation ............................ 63
Cleaning and maintaining
the seat belt ........................ 503
Emergency Locking Retractor (ELR) .................................... 31
How to wear your seat belt ..... 30
How your child should wear
the seat belt .......................... 31
Pregnant women, proper
seat belt use ......................... 33
Reminder light and buzzer .... 595
Seat belt extender................... 32
Seat belt instructions for Canadian owners ............... 705
Seat belt pretensioners ........... 31
SRS warning light ................. 593
Seat heaters ............................. 456
Seating capacity ...................... 242 Seats ................................. 204, 206
Adjustment............................ 204
Adjustment precautions ........ 205
Armrest ................................. 486
Child seats/child restraint
system installation . ............... 59
Cleaning ............................... 502
Front seats............................ 204
Head restraint ....................... 209
Properly sitting in the seat ...... 28
Rear seats ............................ 206
Seat back pocket .................. 466
Seat heaters ......................... 456
Sensor
AHB (Automatic High Beam)................................. 268
Automatic headlight
system .......... ...................... 266
BSM (Blind Spot Monitor) ..... 353
Door handle .......................... 185
Front camera ........................ 289
Inside rear view mirror .......... 215
Intuitive parking assist .......... 362
LTA (Lane Tracing Assist) .... 307
Parking Support Brake function............................... 375
Radar sensor ........................ 289
Rain-sensing windshield
wipers ................................. 279
RCTA (Rear Cross Traffic
Alert function) ..................... 353
S-APGS (Simple Advanced Parking Guidance
System) .............................. 415
Service reminder indicators ... 107
Shift lever ................................. 255
Shift lever light ........................ 458
Side airbags ............................... 35
Side doors ................................ 185
S
*: Refer to “NAVIGATION SYSTEM OWNER’S MANUAL” or “MULTIMEDIA OWNER’S MANUAL”.

737Alphabetical index
PRIUS_OM_OM47E09U_(U)
P position switch ................... 256
Power door lock switches ..... 187
Power switch......................... 245
Power window switch............ 218
Rear window wiper and washer switch ..................... 281
Rear window and outside rear view mirror
defoggers switch ........ 440, 450
S-APGS switch ..................... 389
Seat heater switches ............ 457
“SOS” button ........................... 76
Talk switch
*
Telephone switches*
TRIP switch........................... 119
Vehicle-to-vehicle distance switch ................................. 334
VSC OFF switch ................... 422
Window lock switch............... 218
Windshield wipers and washer switch ..................... 275
Wireless charger power supply switch ...................... 477
Tail lights .................................. 263 Light switch ........................... 263
Replacing light bulbs............. 577
Talk switch
*
Telephone switch*
Theft deterrent system Immobilizer system ................. 95 Tire inflation pressure............. 542
Maintenance data ................. 672
Warning light......................... 595
Tire information ....................... 678 Glossary ............................... 684
Size....................................... 680
Tire Identification Number .... 680
Uniform Tire Quality
Grading .............................. 682
Tire pressure warning system.................................... 534
Function ................................ 534
Initializing .............................. 534
Installing tire pressure warning valves and
transmitters ........................ 534
Registering ID codes ............ 535
Warning light......................... 595
Tires .......................................... 532 Chains .................................. 431
Checking............................... 532
Emergency tire puncture repair kit ............................. 611
Glossary ............................... 684
If you have a flat tire ..... 611, 631
Inflation pressure .................. 542
Information............................ 678
Replacing.............................. 631
Rotating tires ........................ 533
Size....................................... 672
Snow tires ............................. 430
Spare tire ...................... 631, 672
Tire Identification Number .... 680
Tire pressure warning system .......... ...................... 534
Uniform Tire Quality
Grading .............................. 682
Warning light......................... 595
T
*: Refer to “NAVIGATION SYSTEM OWNER’S MANUAL” or “MULTIMEDIA OWNER’S MANUAL”.

738Alphabetical index
PRIUS_OM_OM47E09U_(U)
Tonneau cover (luggage cover) ..................................... 471
Tools ................................. 613, 632
Top tether strap ......................... 72
Total load capacity (vehicle capacity weight) .................... 664
Towing Dinghy towing ....................... 244
Emergency towing ................ 584
Towing eyelet........................ 587
Trailer towing ........................ 243
Toyota Safety Sense 2.0 ......... 288
TRAC (Traction Control) ......... 420 Function ................................ 420
VSC OFF switch ................... 422
Traction battery (hybrid battery) ..................................... 88
Air intake vent ......................... 89
Location .................................. 88
Specification ......................... 667
Traction control (TRAC) .......... 420 Function ................................ 420
VSC OFF switch ................... 422
Traction motor (electric motor) ....................................... 84
Trailer towing ........................... 243
Transmission ........................... 255 Driving mode select switch ... 347
Hybrid transmission .............. 255
P position switch ................... 256
Trip meters ............................... 119
Turn signal lights..................... 261 Replacing light bulbs..... 570, 572
Turn signal lever ................... 261
Wattage ................................ 674
USB charging ports ................. 475
USB port
*1, 2
Vanity lights ............................. 473 Wattage ................................ 674
Vanity mirrors .......................... 473 Vanity lights .......................... 473
Vehicle data recording .............. 10
Vehicle identification
number ................................... 665
Vehicle proximity notification
system...................................... 85
Vehicle Stability Control (VSC) ...................................... 420
Function ................................ 420
VSC OFF switch ................... 422
Voice command system
*1, 2
VSC (Vehicle Stability
Control) .................................. 420 Function ................................ 420
VSC OFF switch ................... 422
Warning buzzers Approach warning................. 336
Brake system ....... ................. 592
Intuitive parking assist .......... 365
LTA (Lane Tracing Assist) .... 312
Open door..................... 189, 594
Parking Support Brake function............................... 379
Pre-collision warning ............ 296
Radar cruise control ............. 336
RCTA (Rear Cross Traffic Alert)................................... 349
Seat belt reminder ................ 595
Shift position ......................... 257
U
V
W

739Alphabetical index
PRIUS_OM_OM47E09U_(U)
Warning lights.......................... 107ABS....................................... 593
Brake Override System......... 596
Brake system ....... ................. 592
Charging system ................... 592
Drive-Start Control ................ 596
Driver’s seat belt reminder light ..................................... 595
Electronic engine control system ......... ....................... 592
Electric power steering
system ......... ....................... 593
Front passenger’s seat belt reminder light...................... 595
High coolant temperature ..... 594
Low engine oil pressure ........ 592
Low fuel level ........................ 594
Malfunction indicator lamp .... 592
Master warning light.............. 595
Open door ............................. 594
Parking Support Brake function ............................... 596
PCS ...................................... 593
PKSB OFF indicator ............. 594
Rear passengers’ seat belt
reminder light...................... 595
Seat belt reminder light ......... 595
Slip indicator ......................... 594
SRS ...................................... 593
Tire pressure......................... 595 Warning messages.................. 603
Warning reflector storage
space ...................................... 470
Washer ............................. 275, 281 Checking............................... 530
Preparing and checking
before winter ...................... 430
Switch ........................... 275, 281
Washing and waxing ............... 496
Water-repellent coating .......... 497
Weights .................................... 664 Cargo capacity...................... 242
Load limits ............................ 664
Wheels ...................................... 545
Replacing wheels ................. 631
Size....................................... 672
Window glasses ...................... 218
Window lock switch ................ 218
Windows Power windows..................... 218
Rear window
defogger ..................... 440, 450
Washer ......................... 275, 281
Windshield wipers ................... 275 Handling the wiper arms ....... 501
Rain-sensing windshield wipers ................................. 277
Replacing the wiper insert .... 556
Winter driving tips ................... 430
Wiper insert replacement ....... 556
Wireless charger ..................... 477
Wireless remote control ......... 180 Battery-Saving Function ....... 198
Locking/Unlocking ................ 186
Panic mode........................... 181
Replacing the battery............ 560
WMA disc
*1
*1: Refer to “MULTIMEDIA OWNER’S MANUAL”.
*2: Refer to “NAVIGATION S YSTEM OWNER’S MANUAL”.