Page 577 of 596
577
Index
PRIUS c_U (OM52J11U)What to do if...
(Troubleshooting) .................... 578
Alphabetical index ..................... 583
For vehicles with a navigat ion system, refer to the
“NAVIGATION SYSTEM OWNER’S MANUAL” for
information regarding the navigation system.
Page 578 of 596

578
PRIUS c_U (OM52J11U)
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 theft increases
significantly. Contact your Toyota dealer immediately. (→P. 125)
●Is the key battery weak or depleted? ( →P. 448)
●Vehicles with a smart key system:
Is the “POWER” switch in ON mode?
When locking the doors, turn the “POWER” switch off. ( →P. 189)
●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 the radio
wave. (→P. 142)
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
Page 579 of 596

579What to do if... (Troubleshooting)
PRIUS c_U (OM52J11U)
●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. 130)
●Is the shift lever in P? ( →P. 184)
●Is the steering wheel unlocked? ( →P. 186)
●Is the 12-volt battery discharged? ( →P. 518)
●Did you press the “POWER” switch while firmly depressing the brake
pedal? (→P. 188)
●Is the shift lever in P? ( →P. 191)
●Is the electronic key anywhere detectable inside the vehicle?
(→P. 140)
●Is the steering wheel unlocked? ( →P. 191)
●Is the electronic key battery weak or depleted?
In this case, the hybrid system can be started in a temporary way.
(→P. 516)
●Is the 12-volt battery discharged? ( →P. 518)
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)
Page 580 of 596

580What to do if... (Troubleshooting)
PRIUS c_U (OM52J11U)
●Vehicles without a smart key system:
Is the engine switch in the “ON” position?
If you cannot release the shift lever by depressing the brake pedal with the
engine switch in the “ON” position. (→P. 200)
●Vehicles with a smart key system:
Is the “POWER” switch in ON mode?
If you cannot release the shift lever by depressing the brake pedal with the
“POWER” switch in ON mode. (→P. 200)
●Vehicles without a smart key system:
It is locked to prevent theft of the vehicle if the key is pulled from the engine
switch. (→P. 186)
●Vehicles with a smart key system:
It is locked automatically to prevent theft of the vehicle. ( →P. 191)
●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. 160)
The shift lever cannot be shifted from P even if you depress
the brake pedal
The steering wheel cannot be tu rned after the hybrid system
is stopped
The windows do not open or close by operating the power
window switches
Page 581 of 596

581What to do if... (Troubleshooting)
PRIUS c_U (OM52J11U)
●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. 190)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? ( →P. 479)
●The brake system warning light is on
Is the parking brake released? (→P. 203)
Depending on the situation, other types of warning buzzer may also sound.
( →P. 477, 486)
●Is the electronic key left inside the vehicle?
Check the message on the multi-information display. ( →P. 486)
●When a warning light turns on or a warning message or indicator is dis-
played, refer to P. 477, 486.
The “POWER” switch is turned off automatically
(vehicles with a smart key system)
A warning buzzer sounds during driving
A warning buzzer sounds when leaving the vehicle
(vehicles with a smart key system)
A warning light turns on or a warning message or indicator
is displayed
Page 582 of 596
582What to do if... (Troubleshooting)
PRIUS c_U (OM52J11U)
●Stop the vehicle in a safe place and replace the flat tire with the spare
tire. ( →P. 501)
●Try the procedure for when the vehicle becomes stuck in mud, dirt, or
snow. ( →P. 528)
When a problem has occurred
If you have a flat tire
The vehicle becomes stuck
Page 583 of 596

583
PRIUS c_U (OM52J11U)
Alphabetical index
Alphabetical index
A/C ............................................ 374
ABS ........................................... 264
Air conditioning filter .............. 446
Air conditioning systemAir conditioning filter ............. 446
Automatic air conditioning
system ......... ....................... 374
Airbags
Airbag operating conditions ............................. 47
Airbag precautions for
your child .............................. 42
Airbag warning light .............. 478
Curtain shield airbag operating conditions ............. 48
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 ............................. 48
Side airbag precautions .......... 42
SRS airbags............................ 39 Antenna .................................... 299
Anti-lock brake system ........... 264
Assist grips .............................. 395
Audio input .............................. 284
Audio system
*
Antenna ................................ 365
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 ............. 446
Automatic air conditioning system .......... ...................... 374
Automatic High Beam ............. 245
AUX port ................................... 284
Auxiliary boxes ........................ 388
A
*: For vehicles with a navigation system, refer to the “NAVIGATION SYSTEM OWNER'S MANUAL”.
Page 584 of 596

584Alphabetical index
PRIUS c_U (OM52J11U)
Back door ................................. 135
Back-up lightsReplacing light bulbs............. 460
Wattage ................................ 540
Battery
Checking ............................... 428
Hybrid battery (traction battery) ................... 78
If the vehicle 12-volt battery is discharged .......... 518
Preparing and checking
before winter....................... 273
Bluetooth
® audio
Bluetooth® audio................... 329
Portable player...................... 317
Set up ................................... 321
Using the Bluetooth
®
audio................................... 329
Bluetooth
® phone
Making a phone call .............. 334
Set up ................................... 322
Bottle holders .......................... 390
Brake Fluid ...................................... 538
Parking brake........................ 203
Brake assist ............................. 264
Break-in tips ............................. 170 Care
Exterior ................................. 400
Interior .................................. 403
Seat belts.............................. 404
Cargo capacity......................... 181
CD player.................................. 300
Chains ...................................... 274
Child-protectors ...................... 130
Child restraint system
Booster seats, definition ......... 60
Booster seats, installation....... 68
Convertible seats, definition ............................... 60
Convertible seats,
installation ............................ 67
Front passenger occupant classification syst em ............ 52
Infant seat, definition .............. 60
Infant seats, installation .......... 65
Installing CRS with LATCH system ..................... 64
Installing CRS with seat belts .............................. 65
Installing CRS with top tether straps ................... 69
BC