2016 TOYOTA PRIUS warning light

780What to do if... (Troubleshooting)
PRIUS_OM_OM47A29U_(U)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? (P. 659)
●The parking brake indicator is on
Is the parking brake released? (P. 241)
Depending on the situation, other types of warning buzzer may also sound.
(  P. 655, 665)
●Is the electronic key left inside the vehicle?
Check the message on the multi-information display. ( P. 665)
●When a warning light turns on or a warning message is displayed, refer to \
P. 655, 665.
A warning buzzer sounds during driving
A warning buzzer sounds when leaving the vehicle
A warning light turns on or a warning message is displayed

782Alphabetical index
PRIUS_OM_OM47A29U_(U)
Alphabetical index
A/C ............................................ 512Air conditioning filter ............. 621
Automatic air conditioning
system ......... ....................... 512
Climate control ...................... 516
Eco score (A/C score)........... 136
Fresh air intake system......... 516
Humidity sensor .................... 519
Settings screen ..................... 515
S-FLOW mode ...................... 514
ABS
(Anti-lock Brake System)...... 404Function ................................ 404
Warning light ......................... 656
Air conditioning filter .............. 621
Air conditioning system.......... 512 Air conditioning filter ............. 621
Automatic air conditioning
system ......... ....................... 512
Climate control ...................... 516
Eco score (A/C score)........... 136
Fresh air intake system......... 516
Humidity sensor .................... 519
Settings screen ..................... 515
S-FLOW mode ...................... 514
Air intake vent ............................ 83 Airbags ....................................... 36
Airbag operating conditions .... 44
Airbag precautions for
your child .............................. 39
Airbag warning light .............. 656
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 ............... 765
SRS airbags ........................... 36
Anchor brackets ........................ 74
A

783Alphabetical index
PRIUS_OM_OM47A29U_(U)
AntennaSmart key system ................. 176
Radio .................................... 439
Anti-lock brake system (ABS) ...................................... 404
Function ................................ 404
Warning light ......................... 656
Approach warning ................... 309
Armrest ..................................... 552
Assist grips .............................. 553
Audio input............................... 425
Audio system
(Entune Audio) ...................... 421Antenna ................................ 439
Audio input ............................ 425
AUX port ............................... 456
Basic operations ................... 426
Bluetooth
® audio................... 468
CD player .............................. 440
iPod....................................... 446
MP3/WMA disc ..................... 440
Optimal use........................... 437
Portable music player ........... 425
Radio .................................... 438
Steering wheel audio switches.............................. 424
USB memory ........................ 451
Audio system (Entune Premium Audio with Navigation)
*
Automatic air conditioning systemAir conditioning filter ............. 621
Automatic air conditioning system ......... ....................... 512
Climate control ...................... 516
Eco score (A/C score)........... 136
Fresh air intake system......... 516
Humidity sensor .................... 519
Settings screen ..................... 515
S-FLOW mode ...................... 514 Automatic door locking
and unlocking systems ........ 168
Automatic High Beam ............. 247
Automatic light control system.................................... 245
AUX port ................................... 425
Auxiliary boxes ........................ 532
Back door ................................. 171
Back-up lights Replacing light bulbs ............ 639
Wattage ................................ 736
Battery (12-volt battery)
Battery checking ................... 598
If the 12-volt battery is discharged.......................... 711
Preparing and checking before winter ...................... 414
Warning light......................... 655
Battery (traction battery) .......... 82
Blind Spot Monitor (BSM) ....... 322
Bluetooth
®............................... 499
Audio system ....... ................. 468
Hands-free system (for cellular phone) ............. 470
Registering/removing
a Bluetooth
® device ........... 462
Selecting a Bluetooth®
device ................................. 464
Wireless communication....... 457
B
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.

784Alphabetical index
PRIUS_OM_OM47A29U_(U)
Bluetooth® audio ..................... 468
Bluetooth® phone .................... 470
Deleting the call history......... 490
Making a call ......................... 473
Managing the contacts.......... 486
Message function.................. 480
Phone settings ...................... 485
Receiving a call..................... 476
Speaking on the phone ......... 477
Bottle holders .......................... 530
Brake Fluid ...................................... 733
Parking brake........................ 241
Regenerative braking.............. 80
Warning light ......................... 655
Brake assist ............................. 404
Brake Override System ........... 209
Break-in tips ............................. 210
Brightness control Instrument cluster
light control ........................... 94
BSM (Blind Spot Monitor) ....... 322
Care Aluminum wheels.................. 569
Camera sensor ..................... 271
Exterior ................................. 568
Interior................................... 574
Radar sensor ........................ 270
Seat belts .............................. 575
Water-repellent coating......... 569
Cargo capacity ......................... 222
Catch protection function ....... 199
Cargo hooks............................. 534 CD player.................................. 440
Chains ...................................... 415
Child restraint system............... 58
Fixed with a LATCH system .......... ..................... ... 71
Fixed with a seat belt .............. 65
Front passenger occupant classification syst em ............ 50
Points to remember ................ 59
Riding with children ................ 57
Types of child restraint system installation
method ................................. 61
Using an anchor
bracket ................................. 74
Child safety ................................ 57 12-volt battery precautions ... 599
Airbag precautions.................. 39
Back door precautions .......... 173
Child restraint system ............. 58
How your child should
wear the seat belt ................. 31
Installing child restraints ......... 61
Moon roof precautions .......... 205
Power window lock switch .... 198
Power window precautions ... 200
Rear door child-protectors .... 168
Removed key battery
precautions......................... 630
Riding with children ................ 57
Seat belt extender
precautions........................... 35
Seat belt precautions .............. 70
Seat heater precautions ....... 523
C

785Alphabetical index
PRIUS_OM_OM47A29U_(U)
Child-protectors....................... 168
CleaningAluminum wheels.................. 569
Camera sensor ..................... 271
Exterior ................................. 568
Interior................................... 574
Radar sensor ........................ 270
Seat belts .............................. 575
Water-repellent coating......... 569
Coat hooks ............................... 552
Combination meter .................... 92 Clock adjustment .................... 97
Main display .......................... 107
Multi-information display ....... 114
Warning lights and indicators ............................ 100
Condenser ................................ 597
Console box ............................. 529
Coolant Capacity ................................ 732
Checking ............................... 595
Preparing and checking before winter....................... 414
Cooling system ........................ 595 Hybrid system overheating ... 717
Consumption screen ............... 153
Cruise control Cruise control........................ 315
Dynamic radar cruise control with full-speed
range .................................. 300
Cup holders.............................. 530
Curtain shield airbags ............... 36
Customizable features ............ 752 Daytime running light
system.................................... 245
Deck board ............................... 533
Defogger Outside rear view mirrors ..... 517
Rear window ......................... 517
Windshield ............................ 517
Dimension ................................ 726
Dinghy towing.......................... 224
Display BSM (Blind Spot Monitor) ..... 322
Drive information .................. 116
Dynamic radar cruise control with full-speed range .......... 300
Energy monitor ............. 117, 153
Head-up display.................... 146
LDA (Lane Departure Alert with steering control) .......... 294
Multi-information display ....... 114
Parking assist system ....... ................. 336, 363
Pre-Collision warning............ 275
Trip information..................... 109
Warning messages ............... 665
Do-it-yourself maintenance .... 585
Door courtesy lights ............... 525 Location ................................ 525
Wattage ................................ 736D

786Alphabetical index
PRIUS_OM_OM47A29U_(U)
DoorsAutomatic door locking
and unlocking system ......... 168
Back door.............................. 171
Door glasses ......................... 198
Door lock............................... 165
Open door warning buzzer ... 657
Open door warning light........ 657
Outside rear view mirrors...... 196
Rear door child-protectors .... 168
Side doors............................. 165
Drive information ..................... 116
Drive-Start Control .................. 210
Driver’s seat belt reminder light......................................... 658
Driving Break-in tips .......................... 210
Correct posture ....................... 28
Driving in the rain .................. 209
Driving mode select switch ... 320
Hybrid vehicle driving tips ..... 411
Procedures ........................... 208
Winter drive tips .................... 414
Dynamic radar cruise control with full-speed range ............ 300 ECB (Electronically
Controlled Brake System) .... 404
Eco drive mode........................ 320
EDR (Event data recorder) .............. 11
Electric motor Location .................................. 78
Specification ......................... 729
Electric Power Steering (EPS) Function ................................ 404
Warning light......................... 656
Electronic key If the electronic key does not operate properly ........... 708
Replacing the battery............ 628
Electronically Controlled Brake System (ECB) ............. 404
Emergency flashers ................ 646
Emergency, in case of If a warning buzzer sounds... 655
If a warning light turns on ..... 655
If a warning message is displayed ............................ 665
If the 12-volt battery is discharged.......................... 711
If the electronic key does not operate properly ........... 708
If the hybrid system will not start .............................. 706E

787Alphabetical index
PRIUS_OM_OM47A29U_(U)
If you have a flat tire ............. 673
If you lose your keys ..... 161, 164
If you think something is wrong .............................. 654
If your vehicle becomes
stuck ................................... 722
If your vehicle has to be stopped in an emergency ... 647
If your vehicle needs to be towed .................................. 648
If your vehicle overheats ....... 717
Energy monitor ................ 117, 153
Engine Accessory mode ................... 227
Compartment ........................ 591
Engine switch........................ 225
Exhaust gas precautions ........ 56
Hood ..................................... 588
How to start the hybrid system ......... ....................... 225
Identification number ............ 728
If the hybrid system will not start .............................. 706
If your vehicle has to be stopped in an emergency ... 647
Ignition switch (power switch) .................... 225
Overheating .......................... 717
Power switch......................... 225 Engine coolant
Capacity................................ 732
Checking............................... 595
Preparing and checking before winter ...................... 414
Engine oil Capacity................................ 730
Checking............................... 592
Oil pressure warning light ..... 655
Preparing and checking before winter ...................... 414
Engine switch .......................... 225 Auto power off function ......... 227
Changing the power switch modes ..................... 227
If your vehicle has to be stopped in an emergency ... 647
Starting the hybrid system .... 225
EPS (Electronic Power Steering)
Function ................................ 404
Warning light......................... 656
EV indicator ............................. 119
EV drive mode ......................... 231
Event data recorder
(EDR) ........................................ 11
Exhaust gas precautions .......... 56

788Alphabetical index
PRIUS_OM_OM47A29U_(U)
Flat tire...................................... 673
Floor mats .................................. 26
FluidBrake .................................... 733
Transmission ........................ 733
Washer ................................. 603
Fog lights Replacing light bulbs............. 642
Switch ................................... 252
Footwell lights ......................... 525
Front doors .............................. 165
Front fog lights Replacing light bulbs............. 642
Switch ................................... 252
Front passenger occupant classification system .............. 50
Front passenger’s seat
belt reminder light ................. 658
Front seats ............................... 184 Adjustment ............................ 184
Cleaning................................ 574
Correct driving posture ........... 28
Head restraints ..................... 189
Seat heaters ......................... 523
Front side marker lights Light switch ........................... 242
Replacing light bulbs............. 642
Front turn signal lights Replacing light bulbs............. 638
Turn signal lever ................... 240
Wattage ................................ 736 Fuel
Capacity................................ 729
Fuel gauge............................ 108
Gas station information......... 800
Information............................ 737
Refueling .............................. 262
Type...................................... 729
Warning light......................... 657
Fuel filler door ......................... 262 Opener.................................. 264
Refueling .............................. 262
When the fuel filler door cannot be opened .............. 265
Fuses ........................................ 631
Gas station information .......... 800
Garage door opener ................ 554
Glove box ................................. 529
Hands-free system (for cellular phone) ............... 470
Head restraints ........................ 189
Head-up display....................... 146
Headlights ................................ 242 Automatic High Beam
system .......... ...................... 247
Headlight aim................ 634, 774
Light switch ........................... 242
Replacing light bulbs ............ 642
Heaters Automatic air conditioning
system .......... ...................... 512
Outside rear view mirrors ..... 517
Seat heaters ......................... 523
F
G
H