Page 553 of 588
5539-2. Customization
9
Vehicle specifications
PRIUS c_U (OM52F96U)■
Door lock (P. 124, 133, 511)
*: Vehicles with a smart key system
■
Automatic light control system ( P. 203)
■Lights (P. 201)
FunctionDefault settingCustomized
setting
Unlocking using a key Driver's door
unlocked in one step, all doors
unlocked in two steps All doors unlocked
in one step. —O
Speed-detecting auto-
matic door lock function
*Off On O O
Opening driver's door
unlocks all doors Off
On O O
Shifting gears to P unlocks
all doors. On
Off O O
Shifting gears to position
other than P locks all
doors. On
Off O O
12
FunctionDefault settingCustomized set-
ting
Time elapsed before
headlights automatically
turn off after doors are
closed
30 seconds
Off
OO60 seconds
90 seconds
12
FunctionDefault settingCustomized setting
Daytime running light sys-
tem (except Canada) On Off O O
12
Page 554 of 588
5549-2. Customization
PRIUS c_U (OM52F96U)■
Illumination (P. 379)
*1: Vehicles without a smart key system
*2: Vehicles with a smart key system
■
Seat belt reminder (P. 475)
■Automatic air condi tioning system (P. 370)
FunctionDefault settingCustomized
setting
Time elapsed before lights
turn off15 seconds
7.5 secondsOO
30 secondsOO
Operation when the doors
are unlockedOnOff—O
Operation after the engine
switch is turned to the
“LOCK” position
*1OnOff—O
Operation after the
“POWER” switch is turned
off
*2OnOff—O
Operation when you
approach the vehicle with
the electronic key on your
person
*2
OnOff—O
Interior light controlOnOff—O
12
FunctionDefault settingCustomized setting
Vehicle speed linked seat
belt reminder buzzer On Off — O
12
FunctionDefault settingCustomized
setting
A/C auto switch operationOnOffOO
Air conditioning control of
Eco drive modeOnOff—O
12
Page 572 of 588

572
PRIUS c_U (OM52F96U)
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. 120)
●If you lose your keys or electronic keys, the risk of vehicle theft increases
significantly. Contact your Toyota dealer immediately. ( P. 123)
●Is the key battery weak or depleted? (P. 444)
●Vehicles with a smart key system:
Is the “POWER” switch in ON mode?
When locking the doors, turn the “POWER” switch off. ( P. 187)
●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. 140)
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 573 of 588

573What to do if... (Troubleshooting)
PRIUS c_U (OM52F96U)
●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. 128)
●Is the shift lever in P? ( P. 182)
●Is the steering wheel unlocked? ( P. 184)
●Is the 12-volt battery discharged? ( P. 513)
●Did you press the “POWER” switch while firmly depressing the brake
pedal? (P. 186)
●Is the shift lever in P? ( P. 189)
●Is the electronic key anywhere detectable inside the vehicle?
( P. 138)
●Is the steering wheel unlocked? ( P. 189)
●Is the electronic key battery weak or depleted?
In this case, the hybrid system can be started in a temporary way.
( P. 511)
●Is the 12-volt battery discharged? ( P. 513)
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 574 of 588

574What to do if... (Troubleshooting)
PRIUS c_U (OM52F96U)
●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. 510)
●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. 510)
●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. 184)
●Vehicles with a smart key system:
It is locked automatically to prevent theft of the vehicle. ( P. 189)
●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. 158)
The shift lever cannot be shifted from P even if you depress
the brake pedal
The steering wheel cannot be turned after the hybrid system
is stopped
The windows do not open or close by operating the power
window switches
Page 575 of 588
575What to do if... (Troubleshooting)
PRIUS c_U (OM52F96U)
●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. 188)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? ( P. 475)
●The brake system warning light is on
Is the parking brake released? (P. 200)
Depending on the situation, other types of warning buzzer may also sound.
( P. 473, 482)
●Is the electronic key left inside the vehicle?
Check the message on the multi-information display. ( P. 482)
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)
Page 579 of 588

579Alphabetical index
PRIUS c_U (OM52F96U)
Child safetyAirbag precautions .................. 40
Child-protectors .................... 128
Child restraint system ............. 57
How your child should
wear the seat belt ................. 32
Installing child restraints ......... 61
Moon roof precautions .......... 164
Power window lock switch .... 158
Power window precautions ... 161
Removed key battery precautions ......................... 446
Seat belt extender precautions ........................... 36
Seat belt precautions .............. 34
Seat heater precautions........ 378
12-volt battery precautions ................. 426, 516
Cleaning Exterior ................................. 396
Interior................................... 399
Seat belts .............................. 400
Clock ........................................... 96
Coat hooks ............................... 390
Condenser ................................ 421
Console box ............................. 383
Cooling system
Hybrid system overheating ... 518
Cord hook................................. 280
Cruise control .......................... 247
Cup holders.............................. 385
Curtain shield airbags ............... 38
Customizable features ............ 550 Daytime running light
system.................................... 203
Defogger Rear window ......................... 372
Side mirrors .......................... 372
Dimension ................................ 526
Dinghy towing.......................... 181
Display Energy flow ........................... 108
Multi-information display ......... 94
Trip information....................... 94
Warning message................. 482
Do-it-yourself maintenance .... 409
Doors Back door ............................. 133
Door lock .............................. 127
Door windows ....................... 158
Rear door child protector ...... 128
Side doors ............................ 124
Side mirrors .......................... 156
Driver’s seat belt reminder light ........................................ 475
Driving
Break-in tips.......................... 168
Correct posture ....................... 26
Procedures ........................... 166
Winter driving tips ................. 270D
Page 580 of 588

580Alphabetical index
PRIUS c_U (OM52F96U)
Eco drive mode ........................ 197
Electric power steering ........... 261
Electronic keyIf the electronic key does not operate properly ........... 511
Emergency flashers Switch ................................... 462
Emergency, in case of
If a warning buzzer sounds ........................ 473, 482
If a warning light
turns on .............................. 473
If a warning message is displayed ............................ 482
If the electronic key does not operate properly ........... 511
If the hybrid system will
not start .............................. 508
If the shift lever cannot be shifted from P ................ 510
If the vehicle becomes stuck ................................... 522
If the vehicle 12-volt
battery is discharged .......... 513
If you have a flat tire ............ 497
If you lose your keys ............. 120
If you think something is wrong.................................. 472
If your vehicle has to be stopped in an
emergency.......................... 463
If your vehicle needs to be towed ............................. 465
If your vehicle overheats ....... 518 Engine
Compartment ........................ 415
Engine switch ............... 182, 186
Hood ..................................... 412
How to start the hybrid
system ....... ................. 182, 186
Identification number ............ 527
If the hybrid system will not start .............................. 508
Ignition switch ............... 182, 186
Overheating .......................... 518
“POWER” switch................... 186
Engine coolant Capacity................................ 530
Checking............................... 419
Preparing and checking before winter ...................... 270
Engine oil Capacity................................ 529
Checking............................... 416
Preparing and checking before winter ...................... 270
Engine/power control unit
coolantCapacity................................ 530
Checking............................... 419
Preparing and checking before winter ...................... 270
Engine switch .................. 182, 186
EPS ........................................... 261
EV drive mode ......................... 193
Event data recorder................... 10
Exclusive jump starting terminal .................... 513
E