TOYOTA PRIUS C 2020 Owners Manual

581
Index
PRIUS c_UWhat to do if...
(Troubleshooting) .................... 582
Alphabetical index ..................... 587
For vehicles with a navigat ion system, refer to the
“NAVIGATION SYSTEM OWNER’S MANUAL” for
information regarding the navigation system.

582
PRIUS c_U
What to do if... (Troubleshooting)
What to do if... (Troubleshooting)
●If you lose your keys or mechanical keys, new genuine keys or mechanical
keys can be made by your Toyota dealer. (P. 122)
●If you lose your keys or electronic keys, the risk of vehicle t heft increases
significantly. Contact your Toyota dealer immediately. ( P. 126)
●Is the key battery weak or depleted? (P. 451)
●Vehicles with a smart key system:
Is the power switch in ON mode?
When locking the doors, turn the power switch off. ( P. 193)
●Vehicles with a smart key system:
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. 143)
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

583What to do if... (Troubleshooting)
PRIUS c_U
●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. 131)
●Is the shift lever in P? ( P. 188)
●Is the steering wheel unlocked? ( P. 190)
●Is the 12-volt battery discharged? ( P. 522)
●Did you press the power switch while firmly depressing the brak e pedal?
( P. 192)
●Is the shift lever in P? ( P. 195)
●Is the electronic key anywhere detectable inside the vehicle?
(P. 141)
●Is the steering wheel unlocked? ( P. 195)
●Is the electronic key battery weak or depleted?
In this case, the hybrid system can be started in a temporary way.
(P. 520)
●Is the 12-volt battery discharged? ( P. 522)
The rear door cannot be opened
If you think something is wrong
The hybrid system does not start
(vehicles without a smart key system)
The hybrid system does not start
(vehicles with a smart key system)

584What to do if... (Troubleshooting)
PRIUS c_U
●Vehicles without a smart key system:
Is the power switch in the “ON” position?
If you cannot release the shift lever by depressing the brake pedal with the
power switch in the “ON” position. ( P. 204)
●Vehicles with a smart key system:
Is the power switch in ON mode?
If you cannot release the shift lever by depressing the brake p edal with the
power switch in ON mode. ( P. 204)
●Vehicles without a smart key system:
It is locked to prevent theft of the vehicle if the key is pull ed from the power
switch. ( P. 190)
●Vehicles with a smart key system:
It is locked automatically to prevent theft of the vehicle. ( P. 1 9 5 )
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat cannot be oper-
ated if the window lock switch is pressed. ( P. 163)
The shift lever cannot be shifted from P even if you depress
the brake pedal
The steering wheel cannot be t urned after the hybrid system
is stopped
The windows do not open or close by operating the power
window switches

585What to do if... (Troubleshooting)
PRIUS c_U
●The auto power off function will be operated if the vehicle is left in ACCES-
SORY or ON mode (the hybrid system is not running) for a period of time.
( P. 194)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? (P. 482)
●The parking brake warning light is on
Is the parking brake released? ( P. 207)
Depending on the situation, other types of warning buzzer may also sound.
( P. 480, 488)
●Is the electronic key left inside the vehicle?
Check the message on the multi-information display. ( P. 488)
●When a warning light turns on or a warning message or indicator is dis-
played, refer to P. 480, 488.
The power switch is turned off automatically
(vehicles with a smart key system)
A warning buzzer sounds during driving
A warning buzzer sounds w hen leaving the vehicle
(vehicles with a smart key system)
A warning light turns on or a warning message or indicator
is displayed

586What to do if... (Troubleshooting)
PRIUS c_U
●Stop the vehicle in a safe place and replace the flat tire with the spare
tire. ( P. 505)
●Try the procedure for when the vehicle becomes stuck in mud, di rt, or
snow. ( P. 5 3 3 )
When a problem has occurred
If you have a flat tire
The vehicle becomes stuck

587
PRIUS c_U
Alphabetical index
Alphabetical index
A/C ............................................ 376
ABS ........................................... 265
Acoustic Vehicle Alerting System ..................................... 77
Air conditioning filter .............. 449
Air conditioning system
Air conditioning filter ............. 449
Automatic air conditioning system ......... ....................... 376
Airbags Airbag operating
conditions ............................. 47
Airbag preca utions for
your child .............................. 42
Airbag warning light .............. 481
Curtain shield airbag operating conditions ............. 47
Curtain shield airbag precautions ........................... 45
Front passenger occupant
classification syst em............. 52
General airbag precautions ........................... 42
Indicators ................................ 52
Knee airbag precautions ......... 42
Locations of airbags................ 39
Modification and disposal of airbags ............... 46
Proper driving posture ........................... 28, 42
Seat cushion airbag precautions ........................... 42
Side airbag operating
conditions ............................. 47
Side airbag precautions .......... 42
SRS airbags............................ 39 Antenna .................................... 299
Anti-lock brake system ........... 265
Assist grips .............................. 396
Audio input .............................. 284
Audio system
*
Antenna ................................ 366
Audio input............................ 284
AUX port ............................... 284
CD player.............................. 300
Cord hook ............................. 284
iPod ...................................... 306
MP3/WMA disc ..................... 300
Optimal use .......................... 297
Portable music
player ................................. 284
Radio .................................... 298
Steering wheel audio switch ................................. 283
Type...................................... 280
USB memory ........................ 311
USB port ............................... 284
Automatic air conditioning system
Air conditioning filter ............. 449
Automatic air conditioning system .......... ...................... 376
Automatic High Beam ............. 246
AUX port ................................... 284
Auxiliary boxes ........................ 390
A
*: For vehicles with a navigation system, refer to the “NAVIGATION SYSTEM OWNER'S MANUAL”.

588Alphabetical index
PRIUS c_U
Back door ................................. 136
Back-up lightsReplacing light bulbs............. 461
Wattage ................................ 544
Battery
Checking ............................... 431
Hybrid battery (traction battery) ................... 81
If the vehicle 12-volt battery is discharged .......... 522
Preparing and checking
before winter....................... 274
Bluetooth
® audio
Bluetooth® audio................... 330
Portable player...................... 317
Set up ................................... 322
Using the Bluetooth
®
audio................................... 330
Bluetooth
® phone
Making a phone call .............. 335
Set up ................................... 323
Bottle holders .......................... 392
Brake Fluid ...................................... 542
Parking brake........................ 207
Brake assist ............................. 265
Break-in tips ............................. 174 Care
Exterior ................................. 400
Interior .................................. 403
Seat belts.............................. 406
Cargo capacity......................... 185
CD player.................................. 300
Chains ...................................... 275
Child-protectors ...................... 131
Child restraint system
Booster seats, installation....... 68
Convertible seats, installation ............................ 66
Front passenger occupant classification syst em ............ 52
Infant seat, definition .............. 61
Infant seats, installation .......... 65
Installing CRS with LATCH system ..................... 71
Installing CRS with seat belts .............................. 65
Installing CRS with top tether straps ................... 74
LATCH anchors ...................... 71
BC

589Alphabetical index
PRIUS c_U
Child safetyAirbag precautions .................. 42
Child-protectors .................... 131
Child restraint system ............. 59
How your child should
wear the seat belt ................. 34
Installing child restraints ......... 59
Moon roof precautions .......... 169
Power window lock switch .... 163
Power window precautions ... 166
Removed key battery precautions ......................... 453
Seat belt extender precautions ........................... 38
Seat belt precautions .............. 36
Seat heater precautions........ 384
12-volt battery precautions ................. 433, 528
Cleaning Exterior ................................. 400
Interior................................... 403
Seat belts .............................. 406
Clock ......................................... 108
Coat hooks ............................... 395
Condenser ................................ 428
Console box ............................. 389
Cooling system
Hybrid system overheating ... 529
Cord hook................................. 284
Cruise control .......................... 251
Cup holders.............................. 391
Curtain shield airbags ............... 40
Customizable features ............ 560 Daytime running light
system.................................... 210
Defogger Rear window ......................... 378
Side mirrors .......................... 378
Dimension ................................ 536
Dinghy towing.......................... 187
Display Energy flow ........................... 112
Multi-information display ....... 103
Trip information..................... 103
Warning message................. 488
Do-it-yourself maintenance .... 416
Doors Back door ............................. 136
Door lock .............................. 130
Door windows ....................... 163
Rear door child protector ...... 131
Side doors ............................ 127
Side mirrors .......................... 161
Driver’s seat belt reminder light ........................................ 482
Driving
Break-in tips.......................... 174
Correct posture ....................... 28
Procedures ........................... 172
Winter driving tips ................. 274D

590Alphabetical index
PRIUS c_U
Eco drive mode ........................ 203
Electric power steering ........... 265
Electronic keyIf the electronic key does not operate properly ........... 520
Emergency flashers Switch ................................... 468
Emergency, in case of
If a warning buzzer sounds ........................ 480, 488
If a warning light
turns on .............................. 480
If a warning message is displayed ............................ 488
If the electronic key does not operate properly ........... 520
If the hybrid system will
not start .............................. 518
If the vehicle becomes stuck ................................... 533
If the vehicle 12-volt battery is discharged .......... 522
If the vehicle is trapped
in rising water ..................... 471
If you have a flat tire ............ 505
If you lose your keys ............. 122
If you think something is wrong.................................. 479
If your vehicle has to be stopped in an
emergency.......................... 469
If your vehicle needs to be towed ............................. 472
If your vehicle overheats ....... 529 Engine
Compartment ........................ 422
Hood ..................................... 419
How to start the hybrid system ....... ................. 188, 192
Identification number ............ 537
If the hybrid system will not start .............................. 518
Ignition switch ............... 188, 192
Overheating .......................... 529
Power switch ................ 188, 192
Engine coolant Capacity................................ 540
Checking............................... 426
Preparing and checking before winter ...................... 274
Engine oil
Capacity................................ 539
Checking............................... 423
Preparing and checking before winter ...................... 274
Engine/power control unit coolant
Capacity................................ 540
Checking............................... 426
Preparing and checking before winter ...................... 274
EPS ........................................... 265
EV drive mode ......................... 199
Event data recorder................... 11
Exclusive jump starting terminal .................... 522
E