Page 221 of 552
2214-5. Using the driving support systems
4
Driving
PRIUS c_U (OM52E68U)
WARNING
■To avoid operating the cruise control by mistake
Switch the cruise control off using the “ON-OFF” button when not in use.
■ Situations unsuitable for cruise control
Do not use cruise control in any of the following situations.
Doing so may result in loss of control and could cause an accident resulting
in death or serious injury.
●In heavy traffic
● On roads with sharp bends
● On winding roads
● On slippery roads, such as those covered with rain, ice or snow
● On steep hills
Vehicle speed may exceed the set speed when driving down a steep hill.
Page 451 of 552
4518-2. Steps to take in an emergency
8
When trouble arises
PRIUS c_U (OM52E68U)
(If equipped)
Indicates a malfunction in the cruise control sys-
temA buzzer also sounds.
Have the vehicle inspected by your Toyota
dealer.
Indicates a malfunction in the Brake Override
System
A buzzer also sounds.
Have the vehicle inspected by your Toyota
dealer.
Indicates a malfunction in the Drive-Start Control
A buzzer also sounds.
Have the vehicle inspected by your Toyota
dealer.
Indicates that one or more of the side doors is not
fully closed The system also indicates which doors are not
fully closed.
If the vehicle reaches a speed of 3 mph (5
km/h), flashes and a buzzer sounds
to indicate that the door(s) are not yet fully
closed.
Make sure that all the side doors are
closed.
Warning messageDetails/Actions
Page 471 of 552

4718-2. Steps to take in an emergency
8
When trouble arises
PRIUS c_U (OM52E68U)■
If you have a flat front tire on a road covered with snow or ice
Install the compact spare tire on one of the rear wheels of the vehicle.
Perform the following steps and fit tire chains to the front tires:
Replace a rear tire with the compact spare tire.
Replace the flat front tire with the tire removed from the rear of the
vehicle.
Fit tire chains to the front tires.
WARNING
■When using the compact spare tire
●Remember that the compact spare tire provided is specifically
designed for use with your vehicle. Do not use your compact spare tire
on another vehicle.
●Do not use more than one compact spare tire simultaneously.
●Replace the compact spare tire with a standard tire as soon as possi-
ble.
●Avoid sudden acceleration, abrupt steering, sudden braking and shift-
ing operations that cause sudden engine braking.
■When the compact spare tire is attached
The vehicle speed may not be correctly detected, and the following sys-
tems may not operate correctly:
■Speed limit when using the compact spare tire
Do not drive at speeds in excess of 50 mph (80 km/h) when a compact
spare tire is installed on the vehicle.
The compact spare tire is not designed for driving at high speeds. Fail-
ure to observe this precaution may lead to an accident causing death or
serious injury.
■After using the tools and jack
Before driving, make sure all the tools and jack are securely in place in
their storage location to reduce the possibility of personal injury during a
collision or sudden braking.
1
2
3
• ABS & Brake assist
• VSC
•TRAC
• Cruise control (if equipped) •EPS
• Rear view monitor system (if
equipped)
• Navigation system (if equipped)
Page 543 of 552

543Alphabetical index
PRIUS c_U (OM52E68U)
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......................... 415
Seat belt extender precautions........................... 36
Seat belt precautions .............. 34
Seat heater precautions........ 348
12-volt battery precautions................. 396, 481
Cleaning Exterior ................................. 366
Interior................................... 369
Seat belts .............................. 369
Clock........................................... 96
Coat hooks ............................... 360
Condenser................................ 391
Console box ............................. 353
Cooling system Hybrid system overheating ... 483
Cord hook................................. 250
Cruise control .......................... 218
Cup holders.............................. 355
Curtain shield airbags ............... 38
Customizable features ............ 514 Daytime running light
system.................................... 203
Defogger Rear window ......................... 342
Side mirrors .......................... 342
Dimension ................................ 490
Dinghy towing.......................... 181
Display Energy flow ........................... 107
Multi-information display ......... 94
Trip information....................... 94
Warning message................. 449
Do-it-yourself maintenance .... 379
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 ........................................ 443
Driving
Break-in tips.......................... 168
Correct posture ....................... 26
Procedures ........................... 166
Winter driving tips ................. 241D
Page 549 of 552

549Alphabetical index
PRIUS c_U (OM52E68U)
Shift leverIf the shift lever cannot
be shifted from P ................ 475
Transmission ........................ 196
Shift lock system ..................... 475
Side airbags ............................... 38
Side marker lights Replacing light bulbs............. 422
Wattage ................................ 498
Side mirror Adjusting and folding ............ 156
Defogger ............................... 342
Smart key system Entry function ........................ 138
Starting the hybrid
system ........................ 182, 186
Spare tire Inflation pressure .................. 497
Storage location .................... 462
Spark plug ................................ 495
Specifications .......................... 490
Speedometer .............................. 91
Steering
Column lock release ..... 184, 189
Steering wheel Adjustment ............................ 153
Audio switches ...................... 249
Stop lights Replacing light bulbs............. 427
Storage feature ........................ 352
Storage precautions ................ 177
Stuck If the vehicle becomes
stuck ................................... 487
Sun visors ................................ 357 Switch
Cruise control ....................... 218
Eco drive mode switch.......... 197
Emergency flasher switch..... 430
Engine switch ............... 182, 186
EV drive mode switch ........... 193
Fog light switch ..................... 205
Hazard light switch ............... 430
Headlight switch ................... 201
Ignition switch ............... 182, 186
Light switches ....................... 201
Power door lock switch ......... 127
“POWER” switch................... 186
Power window switch ........... 158
Rear window wiper and
washer switch..................... 211
Steering wheel audio switches ............................. 249
VSC OFF switch ................... 233
Window lock switch .............. 158
Wiper and washer......... 207, 211
*: For vehicles with a navigation system, refer to the “NAVIGATION SYSTEM OWNER'S MANUAL”.