Page 579 of 704
556
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47787U_(U)
Have the malfunction repaired immediately.
After taking the specified steps to correct the suspected problem,
check that the warning message and light turn off.
Interior
buzzer
Exterior
buzzerWarning messageDetailsCorrection
procedure
Once⎯
(Comes on for 15 seconds.)
(Flashes)
The electronic
key is not
detected when
attempting to
start the hybrid
system.
Confirm
the loca-
tion of the
electronic
key.
Once 3 times
(Flashes)
An open door
other than the
driver’s door is
closed while the
electronic key is
outside the
detection range
and the
“POWER”
switch is in
ACCESSORY
or ON mode.
Confirm
the loca-
tion of the
electronic
key.
Page 584 of 704
5
When trouble arises
561
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47787U_(U)
Interior
buzzer
Exterior
buzzerWarning messageDetailsCorrection
procedure
Once⎯
(Flashes)
The elec-
tronic key
does not
operate
properly.
→P. 5 9 1
⎯⎯
Power
was
turned off
due to
the auto-
matic
power off
function.
Next time when
starting the
hybrid system,
increase the
engine speed
slightly and
maintain that
level for approxi-
mately 5 min-
utes to charge
the battery.
NOTICE
■While the engine oil level warning is displayed
Continued engine operation with low engine oil will damage the engine.
■Engine oil maintenance message
The warning message is based on the projected driving range after engine
oil maintenance message is reset.
The system does not monitor the purity of the engine oil.
Page 585 of 704

562
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47787U_(U)
Charging messages
A message showing the charge results will be displayed if the
“POWER” switch is turned to ON mode after charging has completed
(when the vehicle’s charging indicator has turned off).
If one of the following messages is displayed, follow the correction proce-
dures.
If the message displays again after following the correction procedure,
contact your Toyota dealer.
*:For information about the safety functions, refer to P. 91.
MessageDetailsCorrection
procedure
The charging cable has
been connected to the
vehicle while the
“READY” indicator light
was illuminated.
A warning buzzer will
sound.
The hybrid system auto-
matically stopped due to
operation of the safety
functions*.
Turn the “POWER”
switch off and perform
charging according to the
procedures on P. 80.
An attempt has been
made to start the hybrid
system while the charg-
ing cable was connected.
A warning buzzer will
sound.
The hybrid system can-
not be started while the
charging cable is con-
nected due to the safety
functions*.
Disconnect the charging
cable and start the hybrid
system.
Page 623 of 704

600
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47787U_(U)
If your vehicle overheats
Correction procedures
■If the high coolant temperature warning light comes on or
flashes
St op the vehicle in a safe place and turn off the air condition-
ing system, and then stop the hybrid system.
If you see steam:
Carefully lift the hood after the steam subsides.
If you do not see steam:
Carefully lift the hood.
After the hybrid system has
cooled down sufficiently, inspect
the hoses and radiator core
(radiator) for any leaks.
Radiator
Cooling fans
If a large amount of coolant leaks,
immediately contact your Toyota
dealer.
The following may indicate that your vehicle is overheating.
●The high coolant temperature warning light (→P. 5 3 4 ) c o m e s o n
or flashes, or a loss of hybrid system power is experienced. (For
example, the vehicle speed does not increase.)
●“HYBRID SYSTEM OVERHEAT” (→P. 5 5 2 ) i s s h o w n o n t h e
multi-information display.
●St eam comes out fro m un der the ho od.
1 ÉTAPE
2 ÉTAPE
STEP 3
Page 687 of 704
667
Abbreviation list
PRIUS PHV_OM_OM47787U_(U)
LEDLight Emitting Diode
MMTMethylcyclopentadienyl Manganese Tricarbonyl
M + SMud and Snow
MTBEMethyl Tertiary Butyl Ether
OBDOn Board Diagnostics
PCSPre-Collision System
PHVPlug-in Hybrid Vehicle
PWRPower
SRSSupplemental Restraint System
TINTire Identification Number
TPMSTire Pressure Monitoring (Warning) System
TRACTraction Control
TWITreadwear Indicator
VINVe h i c l e I d e n t i f i c a t i o n N u m b e r
VSCVe h i c l e Sta b i l i t y C o n t r o l
ABBREVIATIONSMEANING
Page 688 of 704

668
PRIUS PHV_OM_OM47787U_(U)
Alphabetical index
Alphabetical index
A/C
Automatic air conditioning
system ................................358
ABS ...........................................328
Active head restraint ............... 147
Air conditioning system
Automatic air conditioning
system ................................358
Remote Air Conditioning
System ................................371
Steering wheel climate
remote control switches ......369
Airbags
Airbag operating
conditions............................ 188
Airbag precautions for your
child .................................... 192
Airbag warning light............... 535
Curtain shield airbag operating
conditions............................ 188
Curtain shield airbag
precautions .........................192
Front passenger occupant
classification system ...........198
General airbag precautions ...192
Knee airbag ...........................184
Locations of airbags ..............184
Modification and disposal of
airbags ................................197
Proper driving posture ...........182
Side airbag operating
conditions............................ 188
Side airbag precautions ........ 192
Side and curtain shield airbags
operating conditions............ 188
Side and curtain shield airbags
precautions .........................192
SRS airbags ..........................184
SRS airbag instructions for
Canadian owners. ............... 653
Antenna .................................... 427
Anti-lock brake system ........... 328
Armrest ..................................... 399
Assist grips .............................. 400
Audio input*............................. 381
Audio remote control
switches*
Audio system*
Audio/video system*
Automatic air conditioning
system
Air conditioning system ......... 358
Automatic air conditioning
system ................................ 358
Remote Air Conditioning
System................................ 371
Steering wheel climate
remote control switches ...... 369
Automatic headlight leveling
system .................................... 297
Automatic light control
system .................................... 292
AUX port*................................. 381
Auxiliary box .................... 391, 403
A
Page 691 of 704

671
Alphabetical index
PRIUS PHV_OM_OM47787U_(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....................................524
DE
Page 697 of 704

677
Alphabetical index
PRIUS PHV_OM_OM47787U_(U)
Switch
Audio remote control switches*
Cruise control switch ............ 308
Driving mode select
switch ................................. 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
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
*: Refer to “Display Audio System Owner’s Manual”
or “Navigation System Owner’s Manual”.