2022 TOYOTA PRIUS PRIME child lock

780What to do if... (Troubleshooting)
PRIUS PRIME_OM_OM47E74U_(U)
What to do if... (Troubleshooting)
●If you lose your mechanical keys, new genuine mechanical keys can be
made by your Toyota dealer. ( P. 275)
●If you lose your electronic keys, the risk of vehicle theft inc reases signifi-
cantly. Contact your Toyota dealer immediately. ( P. 278)
●Is the electronic key battery weak or depleted? (P. 644)
●Is the power switch in ON mode?
When locking the doors, turn the power switch off. ( P. 334)
●Is the electronic key left inside the vehicle?
When locking the doors, make sure that you have the electronic key on
your person.
●The function may not operate properly due to the condition of t he radio
wave. ( P. 293)
●Is the child-protector lock set?
The rear door cannot be opened from inside the vehicle when the lock is
set. Open the rear door from outside and then unlock the child-protector
lock. ( P. 282)
If you have a problem, check the following before contacting
your Toyota dealer.
The doors cannot be locked, unlocked, opened or closed
You lose your keys
The doors cannot be locked or unlocked
The rear door cannot be opened

784Alphabetical index
PRIUS PRIME_OM_OM47E74U_(U)
Alphabetical index
A/C .................................... 508, 520Air conditioning eco
mode .......................... 511, 523
Air conditioning filter ............. 637
Automatic air conditioning system .... 508, 520
Eco score (A/C score)........... 243
Front seat concentrated airflow mode
(S-FLOW) ................... 510, 522
Humidity sensor ............ 519, 530
Remote Air Conditioning
System ............................... 531
ABS (Anti-lock Brake
System) .................................. 496 Function ................................ 496
Warning light ......................... 672
AHB (Automatic High Beam) ..................................... 352
Air conditioning filter .............. 637
Air conditioning
system ............................ 508, 520 Air conditioning eco
mode .......................... 511, 523
Air conditioning filter ............. 637
Automatic air conditioning system .... 508, 520
Eco score (A/C score)........... 243
Front seat concentrated airflow mode
(S-FLOW) ................... 510, 522
Humidity sensor ............ 519, 530
Remote Air Conditioning System ............................... 531
Air intake vent .......................... 100 Cleaning................................ 580 Airbags ....................................... 36
Airbag operating conditions .... 44
Airbag precaut ions for your
child ...................................... 40
Airbag warning light .............. 672
Correct driving posture ........... 28
Curtain shield airbag operating conditions ............. 45
Curtain shield airbag precautions........................... 42
Front passenger occupant
classification syst em ............ 50
General airbag precautions .... 39
Locations of airbags ............... 36
Modification and disposal of airbags ................................. 43
Side airbag operating
conditions ............................. 45
Side airbag precautions .......... 41
Side and curtain shield airbags operating
conditions ............................. 45
Side and curtain shield
airbags precautions .............. 42
SRS airbag instructions for Canadian owners ............... 768
SRS airbags ........................... 36
Anchor brackets ........................ 73
Antenna Smart key system ................. 290
Anti-lock brake system (ABS) ...................................... 496 Function ................................ 496
Warning light......................... 672
A

786Alphabetical index
PRIUS PRIME_OM_OM47E74U_(U)
Care................................... 574, 579Aluminum wheels.................. 575
Exterior ................................. 574
Front camera ........................ 373
Interior................................... 579
Radar sensor ........................ 372
Seat belts .............................. 582
Water-repellent coating......... 575
Cargo capacity ......................... 329
Catch protection function ....... 310
CD player
*
Chains....................................... 503
Charging ................................... 111 Charging cable...................... 116
Charging equipment ............. 111
Charging indicator................. 115
Charging messages .............. 186
Charging precautions............ 154
Charging procedure .............. 147
Charging time may
increase .............................. 136
Charging schedule function .. 158
High voltage components ....... 99
Information related to charging display ................. 141
Opening and closing the charging port lid .................. 112
Power sources precautions ......................... 134
Power sources that can be
used.................................... 132
Safety functions ............ 143, 152
When normal charging cannot be carried out.......... 181
Charging cable......................... 116 CCID (Charging Circuit
Interrupting Device) ............ 116
If the charging cable cannot be unlocked ............ 129
Indicator................................. 118
Maintenance ......................... 121
Safety functions .................... 117 Charging port........................... 111
Opening and closing ............. 112
Smart lid & connector
locking system...... .............. 122
If the charging port lid does
not open ............................. 125
Child restraint system............... 58 Fixed with a LATCH
system .......... ..................... ... 70
Fixed with a seat belt .............. 64
Front passenger occupant classification syst em ............ 50
Points to remember ................ 58
Riding with children ................ 57
Types of child restraint system installation method ............... 60
Using an anchor bracket......... 73
Child safety ................................ 57 12-volt battery precautions ... 606
Airbag precautions.................. 40
Back door precautions .......... 287
Charging precautions ........... 142
Child restraint system ............. 58
How your child should wear the seat belt.......................... 32
Installing child restraints ......... 60
Power window lock switch .... 309
Power window precautions ... 311
Rear door child-protectors .... 282
Removed key battery precautions......................... 646
Riding with children ................ 57
Seat belt extender precautions........................... 34
Seat belt precautions .............. 69
Seat heater precautions ....... 535
Child-protectors ...................... 282
Cleaning ........................... 574, 579 Aluminum wheels ................. 575
Exterior ................................. 574
Front camera ........................ 373
Hybrid battery (traction
battery) air intake vent........ 580
Interior .................................. 579
C

787Alphabetical index
PRIUS PRIME_OM_OM47E74U_(U)
Radar sensor ........................ 372
Seat belts .............................. 582
Water-repellent coating......... 575
Clock ......................................... 192 Adjustment ............................ 197
Coat hooks ............................... 562
Combination meter .................. 192 Clock adjustment .................. 197
Main display .......................... 209
Multi-information display ....... 220
Warning lights and
indicators ............................ 201
Condenser ................................ 604
Console box ............................. 541
Consumption screen ....... 264, 269
Coolant ..................................... 602 Capacity ................................ 731
Checking ............................... 602
Preparing and checking before winter....................... 502
Cooling system ........................ 602 Engine overheating ............... 718
Hybrid system overheating ... 720
Cruise control Dynamic radar cruise control with full-speed range .......... 409
Cup holders.............................. 542
Curtain shield airbags ............... 36
Customizable features ............ 749
Daytime running light system .................................... 350
Deck board ............................... 545
Defogger Outside rear view
mirrors ........................ 512, 523
Rear window ................. 512, 523
Windshield .................... 511, 523 Dimension ................................ 726
Dinghy towing.......................... 331
Display
BSM (Blind Spot Monitor) ..... 427
Drive information .................. 222
Dynamic radar cruise control with full-speed range .......... 409
Energy monitor ..... 223, 261, 266
Head-up display.................... 253
Intuitive parking assist .......... 442
LTA (Lane Tracing Assist) .... 399
Main display.......................... 209
Multi-information display ....... 220
Parking Support Brake
function............................... 457
Pre-collision warning ............ 380
RSA (Road Sign Assist) ....... 406
S-APGS (Simple Advanced Parking Guidance
System) .............................. 466
Warning messages ............... 681
Do-it-yourself maintenance .... 592
Door courtesy lights ............... 537 Location ................................ 537
Wattage ................................ 734
Doors ................................ 279, 285 Automatic door locking
and unlocking system......... 282
Back door ............................. 285
Door glasses......................... 309
Door lock .............................. 279
Open door warning buzzer ... 283
Open door warning light ....... 673
Outside rear view mirrors ..... 307
Rear door child-protectors .... 282
Side doors ............................ 279
Side windows........................ 309
D
*: Refer to “MULTIMEDIA OWNER’S MANUAL”.

795Alphabetical index
PRIUS PRIME_OM_OM47E74U_(U)
Radar cruise controlDynamic radar cruise control with full-speed range .......... 409
Radiator .................................... 604
Radio
*
RCTA (Rear Cross Traffic Alert) ....................................... 435 Blind Spot Monitor function ............................... 432
Rear Cross Traffic Alert function ............................... 435
Rear Cross Traffic Alert
(RCTA) .................................... 435 Blind Spot Monitor function ............................... 432
Rear Cross Traffic Alert function ............................... 435
Rear passengers’ seat belt
reminder light ........................ 674
Rear seat .................................. 298
Rear seat reminder function ... 284
Rear side marker lights ........... 347 Light switch ........................... 347
Replacing light bulbs............. 657
Rear turn signal lights............. 345 Replacing light bulbs............. 657
Turn signal lever ................... 345
Rear view mirror Inside rear view mirror .......... 305
Outside rear view mirrors...... 307
Rear view monitor system
*
Rear window defogger .... 512, 523
Refueling .................................. 365 Capacity ................................ 728
Fuel types ............................. 728
Opening the fuel tank cap ..... 367
When the fuel filler door cannot be opened............... 368
Regenerative braking ................ 95
Remote Air Conditioning System ................................... 531 Replacing
Electronic key battery ........... 644
Fuses .................................... 647
Light bulbs ............................ 652
Tires...................................... 626
Wiper insert .......................... 641
Reporting safety defects for U.S. owners...................... 764
Resetting the message
indicating maintenance is
required.................................. 586
Road accident cautions .......... 103
Road Sign Assist (RSA) .......... 405
RSA (Road Sign Assist) ......... 405
S-APGS (Simple Advanced Parking Guidance
System) .................................. 462
S-FLOW (Front seat concentrated airflow
mode) ............................. 510, 522
Safety Connect .......................... 76
Seat back pockets ................... 544
Seat belts ................................... 30 Adjusting the seat belt ............ 31
Automatic Locking Retractor (ALR) .................... 31
Child restra int system
installation ............................ 64
Cleaning and maintaining the seat belt........................ 582
Emergency Locking
Retractor (ELR) .................... 31
How to wear your seat belt ..... 30
How your child should wear
the seat belt.......................... 32
Pregnant women, proper seat belt use ......................... 33
Reminder light and buzzer.... 674
Seat belt extender .................. 32
R
S
*: Refer to “NAVIGATION SYSTEM OWNER’S MANUAL” or “MULTIMEDIA OWNER’S MANUAL”.

796Alphabetical index
PRIUS PRIME_OM_OM47E74U_(U)
Seat belt instructions for Canadian owners ............... 766
Seat belt pretensioners ........... 31
SRS warning light ................. 672
Seat heaters ............................. 535
Seating capacity ...................... 329
Seats ................................. 296, 298 Adjustment ............................ 296
Adjustment precautions ........ 297
Armrest ................................. 562
Child seats/child restraint system installation . ............... 60
Cleaning................................ 579
Front seats ............................ 296
Head restraint ....................... 300
Properly sitting in the seat ...... 28
Rear seats ............................ 298
Seat back pocket .................. 544
Seat heaters ......................... 535
Sensor
Automatic headlight system ......... ....................... 350
Automatic High Beam ........... 352
BSM (Blind Spot Monitor) ..... 431
Door handle .......................... 279
Front camera ........................ 371
Humidity sensor ............ 519, 530
Inside rear view mirror .......... 306
Intuitive parking assist .......... 441
LTA (Lane Tracing Assist) .... 390
Parking Support Brake function ............................... 453
Radar sensor ........................ 371
Rain-sensing windshield wipers ................................. 363
RCTA (Rear Cross Traffic Alert function) ..................... 431
S-APGS (Simple Advanced
Parking Guidance
System) .............................. 491
Service plug ............................... 99
Service reminder indicators ... 201
Shift lever ................................. 339
Shift lever light......................... 537 Side airbags ............................... 36
Side doors ................................ 279
Side marker lights ................... 347
Light switch ........................... 347
Replacing light bulbs ............ 657
Side mirrors ............................. 307 Adjustment............................ 307
BSM (Blind Spot Monitor) ..... 427
Folding .................................. 307
Outside rear view mirror defoggers ................... 512, 523
Side windows........................... 309 Water-repellent coating ........ 575
Simple Advanced Parking
Guidance System
(S-APGS) ................................ 462
Smart key system .................... 290
Antenna location ................... 290
Entry functions ...................... 279
Starting the hybrid system .... 332
Smart lid & connector locking system ...................... 122
Snow tires ................................ 502
“SOS” button ............................. 76
Spark plug ................................ 731
Specifications .......................... 726
Speedometer............................ 209
SRS airbags ............................... 36
Steering wheel ......................... 303 Adjustment............................ 303
Audio switches
*
Heated steering wheel .......... 535
Meter control switches .......... 193
Talk switch
*
Telephone switches*
TRIP switch .......................... 213
Stop lights Replacing light bulbs ............ 657
Storage feature ........................ 540
Storage precautions................ 540
Stuck If the vehicle becomes
stuck ................................... 723
Sun visors ................................ 549