2022 TOYOTA PRIUS brake light

6017-2. Steps to take in an emergency
PRIUS_OM_OM47F01U_(U)
7
When trouble arises
■Warning messages
The warning messages explained below may differ from the actual messages
according to operation conditions and vehicle specifications.
■ System warning lights
The master warning light does not come on or flash in the following cases.
Instead, a separate system warning light will come on along wit h a message
or image shown on the multi-information display.
● “Antilock Brake System Malfunction Visit Your Dealer”:
The ABS warning light comes on. ( P. 589)
● “Braking Power Low Visit Your Dealer”:
The brake system warning light (yellow) will come on. ( P. 588)
● Indicates that a door is not fully closed while the vehicle is stopped.:
The Open door warning light comes on. ( P. 590)
■ If “Visit Your Dealer” is shown
The system or part shown on the multi-information display is malfunctioning.
Have the vehicle inspected by your Toyota dealer.
■ If a message about an operation is shown
● If a message about an operation of the accelerator pedal or bra ke pedal is
shown
• A warning message about an operation of the brake pedal may be shown
while the driving assist systems such as PCS (Pre-Collision System) (if
equipped) or the dynamic radar cruise control with full-speed r ange (if
equipped) is operating. If a warning message is shown, be sure to decel-
erate the vehicle or follow an instruction shown on the multi-i nformation
display.
• A warning message is shown when Brake Override System operates .
(  P. 223, 604)
• A warning message is shown when Drive-Start Control or Parking Sup-
port Brake function (if equipped) operates ( P. 224, 376). Follow the
instructions on the multi-information display.
● If a message about an operation of the power switch is shown
An instruction for operation of the power switch is shown when the incorrect
procedure for starting the hybrid system is performed or the power switch is
operated incorrectly. Follow the instructions shown on the mult i-information
display to operate the power switch again.
● If a message about a shift operation is shown
To prevent the shift position from being selected incorrectly o r the vehicle
from moving unexpectedly, the shift position may be changed aut omatically
( P. 251) or shift operation may be required. In this case, chang e the shift
position following the instructions on the multi-information display.
● If a message or image about an open/close state of a part or replenishment
of a consumable is shown
Confirm the part indicated by the multi-information display or a warning light,
and then perform the coping method such as closing the open doo r or
replenishing a consumable.

6427-2. Steps to take in an emergency
PRIUS_OM_OM47F01U_(U)
One of the following may be the cause of the problem:
● The 12-volt battery may be discharged. ( P. 646)
● One or both of the 12-volt battery terminals may be disconnecte d.
(  P. 520)
Contact your Toyota dealer if the problem cannot be repaired, o r if repair
procedures are unknown.
When the hybrid system does not start, the following steps can be
used as an interim measure to sta rt the hybrid system if the power
switch is functioning normally.
Do not use this starting procedur e except in cases of emergency.
Set the parking brake.
Turn the power switch to ACCESSORY mode.
Press and hold the power switch for about 15 seconds while
depressing the brake pedal firmly.
Even if the hybrid system can be started using the above steps, the
system may be malfunctioning. Hav e the vehicle inspected by your
Toyota dealer.
The interior lights and headlights do not turn on, or the horn
does not sound.
Emergency start function
1
2
3

718What to do if... (Troubleshooting)
PRIUS_OM_OM47F01U_(U)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? (P. 593)
●The parking brake indicator is on
Is the parking brake released? ( P. 256)
Depending on the situation, other types of warning buzzer may a lso sound.
( P. 588, 599)
●Is the electronic key left inside the vehicle?
Check the message on the multi-information display. ( P. 599)
●When a warning light turns on or a warning message is displayed , refer to
P. 588, 599.
A warning buzzer sounds during driving
A warning buzzer sounds w hen leaving the vehicle
A warning light turns on or a warning message is displayed

720Alphabetical index
PRIUS_OM_OM47F01U_(U)
Alphabetical index
A/C .................................... 430, 440Air conditioning eco
mode .......................... 433, 443
Air conditioning filter ............. 543
Automatic air conditioning system .... 430, 440
Eco score (A/C score)........... 148
Front seat concentrated airflow mode
(S-FLOW) ................... 432, 442
ABS (Anti-lock Brake
System) .................................. 415 Function ................................ 415
Warning light ......................... 589
ACA (Active Cornering Assist) ................................... 415
Active Cornering Assist
(ACA) ...................................... 415
AHB (Automatic High Beam) ..................................... 262
Adaptive Front-lighting System (AFS) ......................... 259
AFS (Adaptive Front-lighting
System) .................................. 259
Air conditioning filter .............. 543
Air conditioning system ............................ 430, 440
Air conditioning eco mode .......................... 433, 443
Air conditioning filter ............. 543
Automatic air
conditioning system .... 430, 440
Eco score (A/C score)........... 148
Front seat concentrated
airflow mode
(S-FLOW) ................... 432, 442
Air intake vent ............................ 90 Cleaning................................ 546 Airbags ....................................... 35
Airbag operating conditions .... 43
Airbag precaut ions for your
child ...................................... 38
Airbag warning light .............. 589
Correct driving posture ........... 28
Curtain shield airbag operating conditions ............. 44
Curtain shield airbag precautions........................... 41
Front passenger occupant
classification syst em ............ 49
General airbag precautions .... 38
Locations of airbags ............... 35
Modification and disposal of airbags ................................. 42
Side airbag operating
conditions ............................. 44
Side airbag precautions .......... 40
Side and curtain shield airbags operating
conditions ............................. 44
Side and curtain shield
airbags precautions .............. 41
SRS airbag instructions for Canadian owners ............... 704
SRS airbags ........................... 35
Anchor brackets ........................ 72
Antenna Smart key system ................. 192
A

721Alphabetical index
PRIUS_OM_OM47F01U_(U)
Anti-lock brake system (ABS) ...................................... 415
Function ................................ 415
Warning light ......................... 589
Approach warning ................... 331
Armrest ..................................... 480
Assist grips .............................. 481
Audio input
*
Audio system*
Automatic air conditioning system ............................ 430, 440
Air conditioning eco mode .......................... 433, 443
Air conditioning filter ............. 543
Automatic air conditioning
system ....... ................. 430, 440
Eco score (A/C score)........... 148
Front seat concentrated
airflow mode
(S-FLOW) ................... 432, 442
Automatic door locking and unlocking systems ................ 184
Automatic High Beam
(AHB) ...................................... 262
Automatic light control system .................................... 260
AUX port
*
Auxiliary box ............................ 459 Back door ................................. 187
Back-up light............................ 564
Replacing light bulb .............. 567
Wattage ................................ 670
Battery (12-volt battery) .......... 520
Battery checking ................... 520
If the 12-volt battery is discharged.......................... 646
Preparing and checking before winter ...................... 425
Replacing.............................. 649
Warning light......................... 588
Battery (traction battery) .......... 89 Air intake vent ......................... 90
Location .................................. 89
Specification ......................... 663
Blind Spot Monitor (BSM) ....... 344
Blind Spot Monitor function............................... 349
Rear Cross Traffic Alert
function............................... 352
Bluetooth
®*
B
*: Refer to “NAVIGATION SYSTEM OWNER’S MANUAL” or “MULTIMEDIA OWNER’S MANUAL”.

722Alphabetical index
PRIUS_OM_OM47F01U_(U)
Bottle holders .......................... 458
BrakeFluid ...................................... 667
Parking brake........................ 256
Regenerative braking.............. 87
Warning light ......................... 588
Brake assist ............................. 415
Brake Override System ........... 223
Break-in tips ............................. 224
Brightness control Instrument cluster light
control................................. 100
BSM (Blind Spot Monitor) ....... 344 Blind Spot Monitor
function ............................... 349
Rear Cross Traffic Alert function ............................... 352
Care................................... 492, 498 Aluminum wheels.................. 493
Exterior ................................. 492
Front camera ........................ 285
Interior................................... 498
Radar sensor ........................ 284
Seat belts .............................. 499
Water-repellent coating......... 493
Cargo capacity ......................... 236
Cargo hooks............................. 462 Catch protection function....... 213
CD player
*
Chains ...................................... 426
Child restraint system............... 56
Fixed with a LATCH
system .......... ..................... ... 69
Fixed with a seat belt .............. 63
Front passenger occupant classification syst em ............ 49
Points to remember ................ 57
Riding with children ................ 55
Types of child restraint system installation method ............... 59
Using an anchor bracket......... 72
Child safety ................................ 55 12-volt battery precautions ... 522
Airbag precautions.................. 38
Back door precautions .......... 189
Child restraint system ............. 56
How your child should wear the seat belt.......................... 31
Installing child restraints ......... 59
Moon roof precautions .......... 220
Power window lock switch .... 212
Power window precautions ... 215
Rear door child-protectors .... 184
Removed key battery precautions......................... 557
Riding with children ................ 55
Seat belt extender precautions........................... 34
Seat belt precautions .............. 68
Seat heater precautions ....... 450
Child-protectors ...................... 184
C

723Alphabetical index
PRIUS_OM_OM47F01U_(U)
CleaningAluminum wheels.................. 493
Exterior ................................. 492
Front camera ........................ 285
Hybrid battery (traction
battery) air intake vent ........ 546
Interior................................... 498
Radar sensor ........................ 284
Seat belts .............................. 499
Water-repellent coating......... 493
Clock ........................................... 98
Adjustment ............................ 103
Coat hooks ............................... 480
Combination meter .................... 98 Clock adjustment .................. 103
Main display .......................... 115
Multi-information display ....... 124
Warning lights and indicators ............................ 107
Condenser ................................ 520
Console box ............................. 456
Consumption screen ....... 165, 170
Coolant ..................................... 518
Capacity ................................ 666
Checking ............................... 518
Preparing and checking before winter....................... 425
Cooling system ........................ 518 Engine overheating ............... 652
Hybrid system overheating ... 654
Cruise control Cruise control........................ 337
Dynamic radar cruise control with full-speed range .......... 321
Cup holders.............................. 457
Curtain shield airbags ............... 35
Customizable features ............ 686 Daytime running light
system.................................... 260
Deck board ............................... 461
Defogger Outside rear view
mirrors ........................ 434, 444
Rear window ................. 434, 444
Windshield .................... 434, 444
Dimension ................................ 660
Dinghy towing.......................... 238
Display BSM (Blind Spot Monitor) ..... 344
Drive information .................. 126
Dynamic radar cruise control with full-speed range .......... 321
Energy monitor ..... 127, 165, 170
Head-up display.................... 158
Intuitive parking assist .......... 359
LTA (Lane Tracing Assist) .... 311
Main display.......................... 115
Multi-information display ....... 124
Parking Support Brake function............................... 376
RCTA detection screen ........ 344
RSA (Road Sign Assist) ....... 318
S-APGS (Simple Advanced Parking Guidance
System) .............................. 385
Pre-collision warning ............ 292
Trip information..................... 119
Warning messages ............... 599
Do-it-yourself maintenance .... 508
Door courtesy lights ............... 452 Location ................................ 452
Wattage ................................ 670D
*: Refer to “MULTIMEDIA OWNER’S MANUAL”.

724Alphabetical index
PRIUS_OM_OM47F01U_(U)
DoorsAutomatic door locking and
unlocking system ................ 184
Back door.............................. 187
Door glasses ......................... 212
Door lock............................... 181
Open door warning buzzer ... 185
Open door warning light........ 590
Outside rear view mirrors...... 210
Rear door child-protectors .... 184
Side doors............................. 181
Side windows ........................ 212
Drive information ..................... 126
Drive-Start Control (DSC) ....... 223 Sudden start restraint control................................. 223
Driver’s seat belt reminder
light......................................... 591
Driving ...................................... 222 Break-in tips .......................... 224
Correct driving posture ........... 28
Driving in the rain .................. 223
Driving mode select switch ... 342
Hybrid vehicle driving tips ..... 422
Procedures ........................... 222
Winter drive tips .................... 425
DSC (Drive-Start Control) ....... 223
Sudden start restraint control................................. 223
Dynamic radar cruise control
with full-speed range ............ 321
ECB (Electronically Controlled Brake System) .... 415
Eco drive mode ........................ 342
EDR (Event data recorder) ........ 11
Electric motor (traction motor) Location .................................. 84
Specification ......................... 663 Electric Power Steering
(EPS) ...................................... 416
Function ................................ 416
Warning light......................... 589
Electronic key .......................... 176
Battery-saving function ......... 194
If the electronic key does not operate properly ........... 643
Replacing the battery............ 555
Electronically Controlled Brake System (ECB) ............. 415
Emergency flashers ................ 576
Emergency tire puncture repair kit ................................. 609
Emergency, in case of If a warning buzzer sounds... 588
If a warning light turns on ..... 588
If a warning message is displayed ............................ 599
If the 12-volt battery is
discharged.......................... 646
If the electronic key does not operate properly ........... 643
If the hybrid system will not start .............................. 641
If the vehicle becomes stuck ................................... 657
If the vehicle is submerged or water on the road is
rising................................... 578
If you have a flat tire ..... 607, 627
If you lose your keys ..... 177, 180
If you think something is wrong .............................. 587
If your vehicle has to be stopped in an emergency ... 577
If your vehicle needs to be towed.................................. 580
If your vehicle overheats....... 652
Energy monitor ........ 127, 165, 170
E