Page 519 of 596
5198-2. Steps to take in an emergency
8
When trouble arises
PRIUS c_U
If you have a set of jumper (or booster) cables and a second vehicle
with a 12-volt battery, you can jump start your vehicle by foll owing the
steps below.
Open the hood and remove the
fuse box cover.
Push the tab in and lift the cover
off.
Open the exclusive jump start-
ing terminal cover.
Push the tab in and open the cover.
If the vehicle 12-volt batter y is discharged
The following procedures may be used to start the hybrid sys-
tem if the 12-volt battery is discharged.
You can also call your Toyota de aler or a qualified repair shop.
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Page 520 of 596
5208-2. Steps to take in an emergency
PRIUS c_U
Connect the jumper cables according to the following procedure:Connect a positive jumper cable clamp to the exclusive jump
starting terminal on your vehicle.
Connect the clamp on the other end of the positive cable to the
positive (+) battery termi nal on the second vehicle.
Connect a negative cable clamp to the negative (-) battery term i-
nal on the s econd vehicle.
Connect the clamp at the other e nd of the negative cable to a
solid, stationary, unpainted meta llic point away from the exclusive
jump starting terminal and any moving parts, as shown in the
illustration.
Start the engine of the second v ehicle. Increase the engine speed
slightly and maintain at that lev el for approximately 5 minutes to
recharge the 12-volt battery of your vehicle.
Vehicles with a smart key system only: Open and close any of th e
doors of your vehicle wi th the power switch off.3
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Page 521 of 596
5218-2. Steps to take in an emergency
8
When trouble arises
PRIUS c_U
Vehicles without a smart key system:
Maintain the engine speed of the second vehicle and start the
hybrid system of your vehicle by turning the power switch to the
“ON” position.
Vehicles with a smart key system:
Maintain the engine speed of the second vehicle and start the
hybrid system of your vehicle by turning the power switch to ON
mode.
Make sure the “READY” indicator comes on. If the indicator does
not come on, contact your Toyota dealer.
Once the hybrid system has started, remove the jumper cables in
the exact reverse order from which they were connected.
Close the exclusive jump starting terminal cover, and reinstall the
fuse box cover to it s original position.
When installing, first hook the fuse box cover onto the two rea r tabs.
Once the hybrid system starts, have the vehicle inspected at yo ur
Toyota dealer as soon as possible.
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Page 525 of 596

5258-2. Steps to take in an emergency
8
When trouble arises
PRIUS c_U
WARNING
■12-volt battery precautions
The 12-volt battery contains poisonous and corrosive acidic ele ctrolyte,
while related parts contain lead and lead compounds. Observe th e following
precautions when handling the 12-volt battery:
● When working with the 12-volt battery, always wear safety glass es and
take care not to allow any battery fluids (acid) to come into c ontact with
skin, clothing or the vehicle body.
● Do not lean over the 12-volt battery.
● In the event that battery fluid comes into contact with the skin or eyes,
immediately wash the affected area with water and seek medical attention.
Place a wet sponge or cloth over the affected area until medica l attention
can be received.
● Always wash your hands after handling the 12-volt battery suppo rt, termi-
nals, and other 12-volt battery-related parts.
● Do not allow children near the 12-volt battery.
■ When replacing the 12-volt battery
After replacing, securely attach the exhaust hose and exhaust h ole plug to
the exhaust hole of the exchanged 12-volt battery. If not properly installed,
gases (hydrogen) may leak into the vehicle interior, and there is a possible
danger of the gas igniting and exploding.
NOTICE
■ When handling jumper cables
When connecting the jumper cables, ensure that they do not beco me entan-
gled in the cooling fan or belt.
■ To prevent damaging the vehicle
The exclusive jump starting terminal is to be used when chargin g the 12-volt
battery from another vehicle in an emergency. It cannot be used to jump
start another vehicle.
Page 588 of 596

588Alphabetical index
PRIUS c_U
Eco drive mode ........................ 201
Electric power steering ........... 263
Electronic keyIf the electronic key does not operate properly ........... 517
Emergency flashers Switch ................................... 466
Emergency, in case of
If a warning buzzer sounds ........................ 477, 485
If a warning light
turns on .............................. 477
If a warning message is displayed ............................ 485
If the electronic key does not operate properly ........... 517
If the hybrid system will
not start .............................. 515
If the vehicle becomes stuck ................................... 530
If the vehicle 12-volt battery is discharged .......... 519
If you have a flat tire ............ 502
If you lose your keys ............. 120
If you think something is
wrong.................................. 476
If your vehicle has to
be stopped in an
emergency.......................... 467
If your vehicle needs to
be towed ............................. 469
If your vehicle overheats ....... 526 Engine
Compartment ........................ 420
Hood ..................................... 417
How to start the hybrid system ....... ................. 186, 190
Identification number ............ 535
If the hybrid system will not start .............................. 515
Ignition switch ............... 186, 190
Overheating .......................... 526
Power switch ................ 186, 190
Engine coolant Capacity................................ 538
Checking............................... 424
Preparing and checking before winter ...................... 272
Engine oil
Capacity................................ 537
Checking............................... 421
Preparing and checking before winter ...................... 272
Engine/power control unit coolant
Capacity................................ 538
Checking............................... 424
Preparing and checking before winter ...................... 272
EPS ........................................... 263
EV drive mode ......................... 197
Event data recorder................... 11
Exclusive jump starting terminal .................... 519
E