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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
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5
When trouble arises
601
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47787U_(U)
The coolant level is satisfactory if
it is between the “FULL” and
“LOW ” lines on the reservoir.
Reservoir
“FULL”
“LOW ”
Add coolant if necessary.
Water can be used in an emer-
gency if coolant is unavailable.
Sta rt the hyb rid system an d turn the air co nditioning system
on to check that the radiator cooling fans operate and to
check for coolant leaks from the radiator or hoses.
The fans operate when the air conditioning system is turned on
immediately after a cold start. Confirm that the fans are operating by
checking the fan sound and air flow. If it is difficult to check these,
turn the air conditioning system on and off repeatedly.
(The fans may not operate in freezing temperatures.)
If the fans are not operating:
St op the hybrid system immediately and contact your
To y o t a d e a l e r .
If the fans are operating:
Have the vehicle inspected at the nearest Toyota dealer.
ITO43P111
STEP 4
ITO52P130
STEP 5
6 ÉTAPE
STEP7
Page 625 of 704
602
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47787U_(U)
■If “HYBRID SYSTEM OVERHEAT” is shown on the multi-infor-
mation display
St op the ve hicle in a sa fe pla ce.
St op the hybrid system and care fu lly lift the h ood .
After the hybrid system has
cooled down, 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 coolant level is satisfactory if
it is between the “F” and “L” lines
on the reservoir.
Reservoir
“F”
“L”
STEP 1
STEP 2
STEP 3
STEP 4
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675
Alphabetical index
PRIUS PHV_OM_OM47787U_(U)
Odometer ................................. 266
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 Conditioning
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”.