cruise control TOYOTA PRIUS PHV 2012 Owner's Manual

325
2-4. Using other
driving systems
PRIUS PHV_OM_OM47818U_(U)
2
When driving
CAUTION
■To avoid inadvertent cruise control activation
Switch the cruise control off using the “ON-OFF” button when not in use.
■ Situations unsuitable for dynamic radar cruise control
Do not use dynamic radar cruise control in any of the following situations.
Doing so may result in inappropriate speed control and could cause an acci-
dent 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 downhills, or where there are sudden changes between sharp up
and down gradients
Vehicle speed may exceed the set speed when driving down a steep hill.
● At entrances to expressways
● When weather conditions are bad enough that they may prevent the sen-
sors from functioning correctly (fog, snow, sandstorm, heavy rain, etc.)
● When an approach warning buzzer is heard often
● During emergency towing

327
2-4. Using other
driving systems
PRIUS PHV_OM_OM47818U_(U)
2
When driving
CAUTION
■Handling the radar sensor
Observe the following to ensure the cruise control system can function effec-
tively.
Otherwise, the system may not function correctly and could result in an acci-
dent.
● Keep the sensor and grille cover clean at all times.
Clean the sensor and grille cover with a soft cloth so you do not mark or
damage them.
● Do not subject the sensor or surrounding area to a strong impact.
If the sensor moves even slightly off position, the system may become
inaccurate or malfunction. If the sensor or surrounding area is subject to a
strong impact, always have the area inspected and adjusted by your Toy-
ota dealer.
● Do not disassemble the sensor.
● Do not attach accessories or stickers to the sensor, grille cover or sur-
rounding area.
● Do not modify or paint the sensor and grille cover.
● Do not replace them with non-genuine parts.

536 5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47818U_(U)
Warning lightWarning light/Details
(Flashes)
(If equipped) Pre-collision system warning light
Indicates a malfunction in the pre-collision system
The warning light will operate as follows, even when the
system is not malfunctioning:
• The light will flash quickly when the system is operating. (P. 335)
• The light will turn on when the pre-collision braking is disabled. ( P. 336)
• The light will turn on when the system cannot tempo- rarily be used. ( P. 551)
(Turns on) Slip indicator light
Indicates a malfunction in:
•VSC;
• TRAC; or
• Hill-start assist control
Flashes when the above systems and/or ABS are oper-
ating. ( P. 329)
Brake system warning light (yellow indicator) Indicates a malfunction in:
• The regenerative braking system; or
• The electronically controlled brake system

(Flashes)
(If equipped) Automatic headlight leveling system warning light
Indicates a malfunction in the automatic headlight level-
ing system

(Flashes)
(If equipped) Cruise control indicator
Indicates a malfunction in the cruise control/dynamic
radar cruise control

(Flashes)
(If equipped) Radar cruise control indicator
Indicates a malfunction in the dynamic radar cruise con-
trol

5
When trouble arises
549
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47818U_(U)
Warning messageDetails
(Flashes)
(If equipped) Indicates a malfunction in the radar cruise control sys-
tem.
A buzzer also sounds.
Press the “ON-OFF” button once to deactivate the
system, and then press the button again to reacti-
vate the system.
Hybrid battery (traction battery) inspection or replace-
ment time. Have the hybrid battery (traction battery) inspected
by your Toyota dealer immediately.
Hybrid system restarting will soon be disabled. A buzzer also sounds.
If you continue to use the vehicle in this state, you
will soon become unable to restart the hybrid sys-
tem. Have the hybrid battery (traction battery)
inspected by your Toyota dealer immediately.
Indicates that restarting of the hybrid system is not
possible. Contact your Toyota dealer immediately.

5
When trouble arises
551
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47818U_(U)
Warning messageDetailsCorrection
procedure
(If equipped) • Indicates that the pre-collision
system is not currently func-
tional because the grille or the
sensor is dirty.
• This message also appears when the pre-collision system
is not functional due to over-
heating. • Check the grille
and the sensor and
clean them if they
are dirty.
• In case of over- heating, the system
will become func-
tional once the sys-
tem cools down.
(Flashes)
(If equipped) Indicates that the radar cruise
control sensor is dirty or cov-
ered with ice.
Clean the sensor.
(Flashes)
(If equipped) Indicates that the radar cruise
control system is unable to
judge vehicle-to-vehicle dis-
tance.
If the windshield
wipers are on, turn
them off or set
them to either the
intermittent or the
slow mode.

5
When trouble arises
555
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47818U_(U)
Warning messageDetailsCorrection
procedure
The fuel filler door has been
left open. Tighten the fuel
tank cap and close
the fuel filler door.
The charging port lid is open. Close the charging
port lid.
■ Approach warning message
In the following instances, there is the possibility that the approach warning
will not activate even when the vehicle-to-vehicle distance decreases.
● When your vehicle and the vehicle ahead are traveling at the same
speed or the vehicle ahead is traveling more quickly than your vehicle.
● When the vehicle ahead is traveling at very low speed.
● Immediately after cruise control speed is set.
● At the instant the accelerator pedal is depressed.

670 Alphabetical index
PRIUS PHV_OM_OM47818U_(U)
Child restraint systemBooster seats, definition ........ 204
Booster seats, installation ..... 212
Convertible seats, definition ............................. 204
Convertible seats,
installation ...........................212
Front passenger occupant classification system ...........198
Infant seats, definition ...........204
Infant seats, installation.........212
Installing child restraint system with LATCH anchors ...........210
Installing child restraint system with seat belts ..................... 212
Installing child restraint system with top tether strap ............216
Child safety
Airbag precautions ................192
Back door precautions .......... 142
Child restraint system............204
Child-protectors ..................... 135
How to charge ......................... 80
How your child should wear the seat belt ........................159
Installing child restraints ........ 209
Power window lock switch..... 171
Power window precautions ...173
Remote Air Conditioning System precautions ............374
Removed electronic key
battery precautions ............. 494
Seat belt extender precautions .........................164
Seat belt precautions ............160
Seat heater precautions ........ 398
12-volt battery precautions ....474 Child-protectors ....................... 135
Cleaning
Exterior.................................. 424
Interior ................................... 428
Seat belts .............................. 429
Clock ......................................... 275
Condenser ................................ 466
Console box ............................. 387
Cooling system
Engine overheating ............... 600
Hybrid system overheating ... 600
Cruise control
Cruise control ........................ 308
Dynamic radar cruise control ................................. 312
Cup holders .............................. 388
Curtain shield airbags ............. 184
Customizable features ............ 639

671
Alphabetical index
PRIUS PHV_OM_OM47818U_(U)
Daytime running light
system ................................... 295
Deck board............................... 403
Defogger
Rear window......................... 375
Side mirrors .......................... 375
Dimensions .............................. 610
Dinghy towing ......................... 355
Display Dynamic radar cruise control ................................ 312
Multi-information ................... 266
Warning messages............... 546
Do-it-yourself maintenance .... 439
Door lock Back door ............................. 140
Side doors ............................ 134
Smart key system ... .............. 108
Wireless remote control........ 132
Doors Back door ............................. 140
Door glasses ........................ 171
Door lock .............. 108, 132, 134
Rear door child-protector...... 135
Side doors ............................ 134
Driver’s seat belt reminder light ........................................ 537
Driving
Break-in tips ......................... 226
Correct posture..................... 182
Procedures ........................... 224
Winter driving tips ................. 349 Eco drive mode switch ............247
Electric power steering ...........328
Electronic key
If the electronic key does not operate properly..................591
Replacing battery ..................493
Emergency, in case of If a warning buzzer sounds ................................533
If a warning light turns on ......533
If the electronic key does not operate properly..................591
If the hybrid system will not start .....................................588
If the 12-volt battery is
discharged ..........................594
If you have a flat tire .............566
If you lose your keys .............590
If you think something is wrong ..................................532
If your vehicle becomes stuck ...................................605
If your vehicle has to be stopped in an
emergency ..........................607
If your vehicle needs to be towed ..................................525
If your vehicle overheats .......600
Emergency flashers Switch....................................524DE
GW Refer to

675
Alphabetical index
PRIUS PHV_OM_OM47818U_(U)
Odometer ................................. 257
Oil
Engine oil.............................. 460
Opener Back door ............................. 140
Fuel filler door....................... 174
Hood ..................................... 442
Outside rear view mirrors Adjusting and folding ............ 169
Outside rear view mirror defogger switch .................... 375
Outside temperature
display ................................... 394
Overheating ............................. 600
Parking brake .......................... 255
Parking lights Switch ................................... 292
PCS ........................................... 335
Personal lights Switch ................................... 383
Wattage ................................ 620
Plug-in hybrid system Driving tips.............................. 67
EV driving range ..................... 58
EV mode................................. 35
EV/HV mode selection
switch ................................... 37
Features ................................. 32
How to charge ........................ 80
HV mode ................................ 36
Plug-in Hybrid Applications .... 70
Power outlets........................... 395
Power sources........................... 77
“POWER” switch ..................... 238
Power windows ....................... 171
Pre-collision system ............... 335 Radar cruise control
system ....................................312
Radiator ....................................466
Radio
*
Radio data system*
RDS*
Rear seats
Adjustment ............................149
Folding down .........................150
Rear turn signal lights Replacing light bulbs .............507
Wattage .................................620
Rear view mirror...............166, 169
Rear view monitor system
*
Rear window and outside rear view mirror
defoggers ...............................375
Rear window wiper and
washer ....................................304
Remote Air C onditioning
System ....................................371
Replacing
Electronic key battery ............493
Fuses ....................................495
Light bulbs .............................507
Tires ......................................448
Reporting safety defects for U.S. owners ............................650
O
P
R
*: Refer to “Display Audio System Owner’s Manual” or “Navigation System Owner’s Manual”.

677
Alphabetical index
PRIUS PHV_OM_OM47818U_(U)
Switch
Audio remote control switches
*
Cruise control switch ............ 308
Driving mode selectswitch ................................. 247
Eco drive mode switch ......... 247
Emergency flasher switch .... 524
EV/HV mode selection switch ................................... 37
Fog light switch..................... 298
Fuel filler door opener switch ................................. 174
Hazard light switch ............... 524
Headlight cleaner switch ...... 307
Ignition switch ....................... 238
Light switches ....................... 292
Power door lock switch......... 134
“POWER” switch .................. 238
Power window switch ........... 171
Pre-collision braking off switch ................................. 336
Talk switch
*
Telephone switch*
Window lock switch .............. 171
Wipers and washer switch.... 300 Tail lights
Switch....................................292
Talk switch
*
Telephone switch*
Theft deterrent system Immobilizer system ...............179
Theft prevention labels............181
Tire inflation pressure .............486
Tire information Glossary ................................631
Size .......................................627
Tire identification number ......626
Uniform Tire Quality Grading ...............................629
Tires
Chains ...................................351
Checking ...............................476
If you have a flat tire ..............566
Inflation pressure...................486
Inflation pressure sensor .......477
Information ............................625
Replacing ..............................448
Rotating tires .........................476
Size .......................................619
Snow tires .............................349
Tire pressure warning system ........................476, 538
T
GW Refer to