2018 TOYOTA PRIUS V warning light

584What to do if... (Troubleshooting)
PRIUS v_OM_OM47B78U_(U)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? (P. 480)
●The parking brake indicator is on
Is the parking brake released? (P. 181)
Depending on the situation, other types of warning buzzer may also sound.
(  P. 478, 487)
●Is the electronic key left inside the vehicle? ( P. 503)
●When a warning light turns on or a warning message is displayed, refer to
P. 478, 487.
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

586Alphabetical index
PRIUS v_OM_OM47B78U_(U)
Alphabetical index
A/C ............................................ 360Air conditioning filter ............. 445
Automatic air conditioning
system ................................ 360
Micro dust and pollen filter .... 362
ABS (Anti-lock Brake System)...... 252Function ................................ 252
Warning light ......................... 479
Air conditioning filter .............. 445
Air conditioning system.......... 360 Air conditioning filter ............. 445
Automatic air conditioning system ................................ 360
Micro dust and pollen filter .... 362
Air intake vent............................ 79 Airbags ....................................... 41
Airbag operating conditions .... 49
Airbag precautions for your child .............................. 44
Airbag warning light .............. 479
Correct driving posture ........... 30
Curtain shield airbag
operating conditions ............. 49
Curtain shield airbag precautions........................... 47
Front passenger occupant
classification system ............ 53
General airbag precautions .... 44
Locations of airbags ............... 41
Modification and disposal of airbags ............................. 48
Side airbag operating
conditions ............................. 49
Side airbag precautions .......... 46
Side and curtain shield airbags operating
conditions ............................. 49
Side and curtain shield
airbags precautions.............. 47
SRS airbag instructions for Canadian owners ............... 572
SRS airbags ........................... 41
Anchor brackets ........................ 63
A

587Alphabetical index
PRIUS v_OM_OM47B78U_(U)
AntennaSmart key system ................. 124
Radio .................................... 288
Anti-lock brake system (ABS) ...................................... 252
Function ................................ 252
Warning light ......................... 479
Approach warning ................... 235
Armrest ..................................... 382
Assist grips .............................. 383
Audio input............................... 273
Audio system (Entune Audio) ...................... 269Antenna ................................ 288
Audio input ............................ 273
AUX port ............................... 305
Basic operations ................... 274
Bluetooth
® audio................... 317
CD player .............................. 289
iPod....................................... 295
MP3/WMA disc ..................... 289
Optimal use........................... 286
Portable music player ........... 273
Radio .................................... 287
Steering wheel audio switches.............................. 272
USB memory ........................ 300
Audio system (Entune Premium Audio with Navigation)
*
Automatic air conditioning systemAir conditioning filter ............. 445
Automatic air conditioning system ................................ 360 Automatic door locking
and unlocking systems ........ 117
Automatic headlight leveling system ..................... 184
Automatic High Beam ............. 185
Automatic light control
system.................................... 183
AUX port................................... 273
Auxiliary boxes ................ 375, 377
Back door ................................. 119
Back-up lights Replacing light bulbs ............ 464
Wattage ................................ 544
Battery (12-volt battery) Battery checking ................... 427
If the 12-volt battery is discharged.......................... 523
Preparing and checking
before winter ...................... 262
Warning light......................... 478
Battery (traction battery) .......... 78
Bluetooth
®............................... 348
Audio system ........................ 317
Hands-free system (for cellular phone) ............. 319
Registering/removing a Bluetooth
® device ........... 311
Selecting a Bluetooth®
device ................................. 313
Wireless communication....... 306
B
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.

588Alphabetical index
PRIUS v_OM_OM47B78U_(U)
Bluetooth® audio ..................... 317
Bluetooth® phone .................... 319
Deleting the call history......... 339
Making a call ......................... 322
Managing the contacts.......... 335
Message function.................. 329
Phone settings ...................... 334
Receiving a call..................... 325
Speaking on the phone ......... 326
Bottle holders .......................... 373
Brake Fluid ...................................... 542
Parking brake........................ 181
Regenerative braking.............. 76
Warning light ......................... 478
Brake assist ............................. 252
Brake Override System ........... 151
Break-in tips ............................. 151
Brightness control Instrument panel light control ........................... 92
Card holder .............................. 375
Care Aluminum wheels.................. 395
Exterior ................................. 394
Interior................................... 398
Panoramic roof ..................... 397
Radar sensor ........................ 201
Seat belts .............................. 399
Cargo capacity ......................... 165
Cargo hooks............................. 376
CD player .................................. 289
Chains....................................... 263 Child restraint system............... 59
Booster seats definition .......... 60
Booster seat installation ......... 69
Convertible seat definition ...... 60
Convertible seat installation.... 67
Front passenger occupant classification system ............ 53
Infant seat definition ............... 60
Infant seat installation ............. 66
Installing CRS with LATCH system .................................. 64
Installing CRS with seat belt ....................................... 66
Installing CRS with top tether strap ........................... 70
LATCH system ....................... 63
Child safety ................................ 58
12-volt battery precautions......................... 429
Airbag precautions.................. 44
Back door precautions .......... 121
Child restraint system ............. 59
How your child should wear the seat belt ................. 36
Installing child restraints ......... 63
Power window lock switch .... 146
Power window precautions......................... 148
Rear door child-protectors .... 117
Removed key battery precautions......................... 450
Seat belt extender precautions........................... 40
Seat belt precautions .............. 38
Seat heater precautions ....... 367
C

589Alphabetical index
PRIUS v_OM_OM47B78U_(U)
Child-protectors....................... 117
CleaningAluminum wheels.................. 395
Exterior ................................. 394
Interior................................... 398
Panoramic roof ..................... 397
Radar sensor ........................ 201
Seat belts .............................. 399
Clock ................................... 90, 381
Condenser................................ 421
Console box ............................. 372
Coolant Capacity ................................ 541
Checking ............................... 419
Preparing and checking before winter....................... 262
Cooling system ........................ 419
Hybrid system overheating......................... 528
Consumption screen ............... 103
Cruise control Dynamic radar cruise control................................. 227
Cup holders.............................. 373
Curtain shield airbags ............... 41
Customizable features ............ 559 Daytime running light
system.................................... 183
Defogger Outside rear view mirrors ..... 362
Rear window ......................... 362
Windshield ............................ 362
Dimension ................................ 536
Dinghy towing.......................... 167
Display Drive information .................... 96
Dynamic radar cruise control ................................ 227
Energy monitor ............... 96, 103
LDA (Lane Departure Alert)................................... 217
Multi-information display ......... 94
Trip information....................... 92
Warning messages ............... 487
Do-it-yourself maintenance .... 407
Door courtesy lights ............... 368 Location ................................ 368
Wattage ................................ 544D

590Alphabetical index
PRIUS v_OM_OM47B78U_(U)
DoorsAutomatic door locking and unlocking system ......... 117
Back door.............................. 119
Door glasses ......................... 146
Door lock............................... 114
Open door warning buzzer ... 480
Open door warning light........ 480
Outside rear view mirrors...... 144
Rear door child-protectors .... 117
Side doors............................. 114
Drive information ....................... 96
Drive-Start Control ................. 151
Driver’s seat belt reminder light......................................... 480
Driving Break-in tips .......................... 151
Correct posture ....................... 30
Driving in the rain .................. 151
Driving mode select
switch ................................. 251
Hybrid vehicle driving tips ..... 259
Procedures ........................... 150
Winter drive tips .................... 262
Dynamic radar cruise control Function ................................ 227
Warning message ......... 488, 490 ECB (Electronically
Controlled Brake System) .... 252
Eco drive mode........................ 251
EDR (Event data recorder)........ 11
Electric motor Location .................................. 74
Specification ......................... 538
Electric Power Steering (EPS)
Function ................................ 252
Warning light......................... 479
Electronic key If the electronic key does not operate properly ........... 521
Replacing the battery............ 449
Electronically Controlled Brake System (ECB) ............. 252
Emergency flashers ................ 470
Emergency, in case of If a warning buzzer sounds................................ 478
If a warning light turns on ..... 478
If a warning message is displayed ............................ 487
If the 12-volt battery is discharged.......................... 523
If the electronic key does not operate properly ........... 521
If the hybrid system will not start .............................. 519E

591Alphabetical index
PRIUS v_OM_OM47B78U_(U)
If you have a flat tire ............. 506
If you lose your keys ............. 113
If you think something is wrong .............................. 477
If your vehicle becomes
stuck ................................... 533
If your vehicle has to be stopped in an
emergency.......................... 471
If your vehicle needs to be towed .................................. 472
If your vehicle overheats ....... 528
Energy monitor .................. 96, 103
Engine Accessory mode ................... 169
Compartment ........................ 413
Engine switch........................ 168
Exhaust gas precautions ........ 73
Hood ..................................... 409
How to start the hybrid system ................................ 168
Identification number ............ 538
If the hybrid system will not start .............................. 519
If your vehicle has to be stopped in an
emergency.......................... 471
Ignition switch (power switch) .................... 168
Overheating .......................... 528
Power switch......................... 168 Engine coolant
Capacity................................ 541
Checking............................... 419
Preparing and checking before winter ...................... 262
Engine coolant temperature warning light.......................... 480
Engine oil Capacity................................ 539
Checking............................... 415
Preparing and checking before winter ...................... 262
Engine switch .......................... 168 Auto power off function ......... 170
Changing the power switch modes ..................... 169
If your vehicle has to be
stopped in an
emergency ......................... 471
Starting the hybrid system .... 168
Engine switch light (power switch light) .............. 368
EPS
(Electronic Power Steering)Function ................................ 252
Warning light......................... 479
EV indicator ............................... 99
EV drive mode ......................... 173
Event data recorder (EDR)........ 11
Exhaust gas precautions .......... 73

592Alphabetical index
PRIUS v_OM_OM47B78U_(U)
Flat tire...................................... 506
Floor mats .................................. 28
FluidBrake .................................... 542
Transmission ........................ 542
Washer ................................. 425
Fog lights Replacing light bulbs............. 461
Switch ................................... 191
Wattage ................................ 544
Footwell lights ......................... 368
Front doors .............................. 114
Front fog lights Replacing light bulbs............. 461
Switch ................................... 191
Wattage ................................ 544
Front passenger occupant classification system .............. 53
Front passenger’s seat belt reminder light................. 480
Front seats ............................... 131 Adjustment ............................ 131
Cleaning................................ 398
Correct driving posture ........... 30
Head restraints ..................... 138
Seat heaters ......................... 367
Front side marker lights
Light switch ........................... 182
Replacing light bulbs............. 460
Wattage ................................ 544
Front turn signal lights Replacing light bulbs............. 463
Turn signal lever ................... 180
Wattage ................................ 544 Fuel
Capacity................................ 538
Fuel gauge.............................. 90
Gas station information......... 604
Information............................ 545
Refueling .............................. 195
Type...................................... 538
Warning light......................... 480
Fuel filler door ......................... 195
Fuses ........................................ 451
Gas station information .......... 604
Garage door opener ................ 386
Gauges ....................................... 90
Glove box ................................. 372
Hands-free system (for cellular phone) ............... 319
Head restraints ........................ 138
Headlights ................................ 182 Automatic headlight
leveling ............................... 184
Automatic High Beam system ................................ 185
Light switch ........................... 182
Replacing light bulbs................... 456, 457, 466
Wattage ................................ 544
Heaters Automatic air conditioning system ................................ 360
Outside rear view mirrors ..... 362
Seat heaters ......................... 367
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