2017 TOYOTA PRIUS PLUS battery

486What to do if... (Troubleshooting)
PRIUS +_OM_OM47B24E_(EE)
What to do if... (Troubleshooting)
●If you lose your mechanical keys, new genuine mechanical keys can be
made by any authorized Toyota dealer or repairer, or another duly qualified
and equipped professional. (→P. 141)
●If you lose your electronic keys, the risk of vehicle theft increases signifi-
cantly. Contact any authorized Toyota dealer or repairer, or another duly
qualified and equipped professional immediately. ( →P. 143)
●Is the electronic key battery weak or depleted? ( →P. 361)
●Is the power switch in ON mode?
When locking the doors, turn the power switch off. ( →P. 210)
●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 the radio
wave. ( →P. 156)
●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. 147)
If you have a problem, check the following before contacting any
authorized Toyota dealer or repairer, or another duly qualified
and equipped professional.
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

487What to do if... (Troubleshooting)
PRIUS +_OM_OM47B24E_(EE)
●Did you press the power switch while firmly depressing the brake pedal?
(→ P. 207)
●Is the shift position in P? ( →P. 207)
●Is the electronic key anywhere detectable inside the vehicle? ( →P. 153)
●Is the electronic key battery weak or depleted?
In this case, the hybrid system can be started in a temporary way.
(→ P. 450)
●Is the 12-volt battery discharged? ( →P. 452)
●Is the window lock switch pressed?
The power windows except for the one at the driver’s seat cannot be oper-
ated if the window lock switch is pressed. ( →P. 191)
●The auto power off function will be operated if the vehicle is left in
ACCESSORY or ON mode (the hybrid system is not operating) for a
period of time. ( →P. 2 1 1 )
If you think something is wrong
The hybrid system does not start
The windows do not open or close by operating the power
window switches
The power switch is turned off automatically

491Alphabetical index
PRIUS +_OM_OM47B24E_(EE)
Alarm........................................... 98Alarm....................................... 98
Warning buzzer ..................... 387
Anchor brackets ........................ 67
Antenna Smart entry & start system.... 153
Anti-lock brake system (ABS) ...................................... 256Function ................................ 256
Warning light ......................... 388
Approach warning ................... 246
Assist grips .............................. 305
Audio input
*
Audio system*
Automatic air conditioning systemAir conditioning filter.............. 357
Automatic air conditioning system ................................ 280
Automatic headlight leveling system .................................... 225Function ................................ 225
Warning light ......................... 391
Automatic light control
system .................................... 224
AUX port
*
Auxiliary boxes ................ 297, 299 Back door ................................. 148
Back-up lights
Replacing light bulbs............. 372
Wattage ................................ 474
Battery (12-volt battery) Battery checking ................... 337
If the 12-volt battery is discharged .......................... 452
Preparing and checking before winter....................... 274
Warning light ......................... 387
Battery (traction battery)........... 85
Bluetooth
®*
Bottle holders .......................... 295
Brake Fluid ...................................... 472
Parking brake........................ 222
Regenerative braking.............. 82
Warning light ......................... 387
Brake assist ............................. 256
Break-in tips ............................. 197
Brightness control Instrument cluster light control................................. 114
B
*: Refer to the “Navigation and multimedia system Owner’s Manual”.

492Alphabetical index
PRIUS +_OM_OM47B24E_(EE)
Card holder............................... 298
CareAluminum wheels .................. 311
Exterior.................................. 310
Interior ................................... 315
Panoramic roof...................... 314
Radar sensor ................ 254, 269
Seat belts .............................. 316
Cargo hooks ............................. 299
CD player
*
Chains ....................................... 275
Child restraint system ............... 59 Baby seat definition................. 60
Baby seat installation .............. 68
Child seat definition................. 60
Child seat installation .............. 70
Installing CRS with ISOFIX rigid anchors ......................... 74
Installing CRS with seat belt ... 68
Installing CRS with top strap ... 76
Junior seats definition ............. 60
Junior seat installation ............ 72
Child safety ................................ 58 12-volt battery precautions.... 339
Airbag precautions .................. 48
Back door precautions .......... 150
Child restraint system ............. 59
How your child should wear the seat belt .......................... 42
Installing child restraints.......... 67
Power window lock switch .... 191
Power window precautions ... 193 Rear door child-protectors .... 147
Removed key battery
precautions......................... 362
Seat belt precautions .............. 44
Seat heater precautions........ 289
Child-protectors....................... 147
Cleaning Aluminum wheels.................. 311
Exterior ................................. 310
Interior................................... 315
Panoramic roof ..................... 314
Radar sensor ................ 254, 269
Seat belts .............................. 316
Climate remote control ........... 288
Clock ......................................... 303
Condenser ................................ 334
Console box ............................. 294
Coolant Capacity ................................ 470
Checking ............................... 333
Preparing and checking before winter....................... 274
Cooling system ........................ 333 Hybrid system overheating ... 457
Consumption screen ............... 133
Cruise control Cruise control........................ 235
Dynamic radar cruise control................................. 239
Warning messages ............... 403
Cup holders.............................. 295
Curtain shield airbags ............... 46
Customizable features ............ 477
C

493Alphabetical index
PRIUS +_OM_OM47B24E_(EE)
Daytime running light system .................................... 224
Defogger Outside rear view mirrors ...... 283
Rear window ......................... 283
Windshield ............................ 283
Dimension ................................ 464
Display Drive information ................... 122
Dynamic radar cruise control................................. 239
Energy monitor............... 122,133
Multi-information display ....... 120
Trip information ..................... 115
Warning messages ............... 400
Do-it-yourself maintenance .... 321
Door courtesy lights ................ 290 Location ................................ 290
Wattage................................. 474
Doors Back door .............................. 148
Door glasses ......................... 191
Door lock ............................... 144
Open door warning buzzer.... 391
Open door warning light ........ 391
Outside rear view mirrors ...... 189
Rear door child-protectors .... 147
Side doors ............................. 144
Double locking system.............. 97
Drive information ..................... 122
Driver’s seat belt reminder light ......................................... 392 Driving
Break-in tips .......................... 197
Correct posture ....................... 36
Driving in the rain .................. 197
Driving mode select switch ... 255
Hybrid vehicle driving tips ..... 271
Procedures ........................... 196
Winter drive tips .................... 274
Dynamic radar cruise control Function ................................ 239
Warning message ................. 403
ECB (Electronically Controlled Brake System) .... 256
Eco drive mode ........................ 255
Electric motor Location .................................. 81
Specification ......................... 467
Electric Power Steering (EPS) Function ................................ 256
Warning light ......................... 388
Electronic key If the electronic key does not operate properly ................. 450
Replacing the battery ............ 361
Electronically Controlled
Brake System (ECB) ............. 256
Emergency brake signal ......... 257
Emergency flashers ................ 378
D
E
*: Refer to the “Navigation and multimedia system Owner’s Manual”.

494Alphabetical index
PRIUS +_OM_OM47B24E_(EE)
Emergency, in case ofIf a warning buzzer sounds ... 387
If a warning light turns on ...... 387
If a warning message is displayed ............................ 400
If the 12-volt battery is discharged .......................... 452
If the electronic key does not operate properly ................. 450
If the hybrid system will not start..................................... 448
If you have a flat tire...... 417, 431
If you lose your keys ............. 143
If you think something is
wrong.................................. 386
If your vehicle becomes stuck ................................... 462
If your vehicle has to be
stopped in an emergency ... 379
If your vehicle needs to be towed .................................. 380
If your vehicle overheats ....... 457
Energy monitor ........................ 133 Engine
Accessory mode ................... 210
Compartment ........................ 327
Engine switch........................ 207
Exhaust gas precautions ........ 80
Hood ..................................... 323
How to start the hybrid system ................................ 207
Identification number ............ 466
If the hybrid system will not start .................................... 448
If your vehicle has to be
stopped in an emergency ... 379
Ignition switch (power switch) .................... 207
Overheating .......................... 457
Power switch......................... 207
Engine coolant
Capacity ................................ 470
Checking ............................... 333
Preparing and checking before winter....................... 274
Engine coolant temperature warning light .......................... 391

496Alphabetical index
PRIUS +_OM_OM47B24E_(EE)
FuelCapacity ................................ 467
Fuel gauge ............................ 112
Gas station information ......... 508
Information ............................ 475
Refueling ............................... 232
Type ...................................... 467
Warning light ......................... 391
Fuel filler door .......................... 234
Fuses ........................................ 363
Gas station information .......... 508
Gauges...................................... 111
Glove box ................................. 294
Head restraints......................... 182
Headlights ................................ 223 Automatic headlight leveling ............................... 225
Light switch ........................... 223
Replacing light bulbs ............. 374
Heaters
Automatic air conditioning system ................................ 280
Outside rear view mirrors ...... 283
Seat heaters.......................... 289
High mounted stoplight Replacing .............................. 374
Hill-start assist control ............ 257
Hood.......................................... 323 Hooks
Cargo hooks ......................... 299
Retaining hooks (floor mat)..... 34
Horn .......................................... 185
Hybrid battery (traction battery) Location .................................. 85
Specification ......................... 467
Hybrid battery (traction battery) air intake
vent ........................................... 86
Hybrid system ............................ 81 Emergency shut off system .... 86
Energy monitor/consumption
screen.......................... 122,133
EV drive mode ...................... 214
High voltage components ....... 85
Hybrid System Indicator........ 118
Hybrid system precautions ..... 85
Hybrid vehicle driving tips ..... 271
If the hybrid system will not start .................................... 448
Overheating .......................... 457
Power switch......................... 207
Regenerative braking.............. 82
Starting the hybrid system .... 207
Hybrid System Indicator ......... 118
Hybrid transmission ................ 216
G
H

497Alphabetical index
PRIUS +_OM_OM47B24E_(EE)
IdentificationEngine ................................... 466
Vehicle .................................. 465
Ignition switch (Power switch) ....................... 207Auto power off function ......... 211
Changing the power switch modes................................. 210
If your vehicle has to be stopped in an emergency ... 379
Starting the hybrid system ................................ 207
Ignition switch light (power switch light)............... 290
Illuminated entry system......... 292
Immobilizer system ................... 91
Indicators.................................. 106
Initialization
Item to initialize ..................... 483
Tire pressure warning system ................................ 343
Inside rear view mirror ............ 187
Instrument cluster light control .................................... 114
Interior lights ............................ 290 Switch ........................... 291, 292
Wattage................................. 474
Intrusion sensor....................... 101
ISOFIX rigid anchors ................. 67 Jack
Positioning a floor jack .......... 325
Vehicle-equipped jack... 418, 433
Jack handle ...................... 418, 433
Jam protection function Panoramic roof shades ......... 306
Power windows ..................... 191
Keyless entry Smart entry & start system ... 153
Wireless remote control ........ 140
Keys .......................................... 140 Electronic key ....................... 140
Engine switch........................ 207
If the electronic key does not operate properly ................. 450
If you lose your keys ............. 143
Key number plate.................. 140
Keyless entry ........................ 140
Keys ...................................... 140
Mechanical key ..................... 140
Power switch......................... 207
Replacing the battery ............ 361
Warning buzzer..................... 154
Wireless remote control
key...................................... 140
Knee airbags .............................. 46
IJ
K