Page 482 of 596

4828-2. Steps to take in an emergency
PRIUS c_U■
If the tire pressure warning system is not functioning
P. 438
■
If the tire pressure warning light frequently comes on after bl inking
for 1 minute
If the tire pressure warning light frequently comes on after bl inking for 1
minute when the power switch is turned to the “ON” position (ve hicles
without a smart key system) or the power switch is turned to ON mode
(vehicles with a smart key system) , have it checked by your Toyota
dealer.
■ Customization that can be configured at Toyota dealer
The vehicle speed linked seat belt reminder buzzer can be disab led. (Cus-
tomizable features: P. 558) However, Toyota recommends that the seat belt
reminder buzzer be operational to alert the driver and front pa ssenger when
seat belts are not fastened.
■ Warning buzzer
In some cases, the buzzer may not be heard because of noisy pla ce or an
audio sound.
WARNING
■ When the electric power steering system warning light comes on
The steering wheel may become extremely heavy.
When steering wheel operations are heavier than usual, grip the steering
wheel firmly and operate it using more force than usual.
■
If the tire pressure warning light comes on
Be sure to observe the following precautions. Failure to do so could
cause a loss of vehicle control and result in death or serious injury.
●Stop your vehicle in a safe place as soon as possible. Adjust t he tire
inflation pressure immediately.
●If the tire pressure warning light comes on even after tire inf lation pres-
sure adjustment, it is probable that you have a flat tire. Chec k the tires.
If a tire is flat, change it with the spare tire and have the f lat tire
repaired by the nearest Toyota dealer.
●Avoid abrupt maneuvering and braking. If the vehicle tires dete riorate,
you could lose control of the steering wheel or the brakes.
■If a blowout or sudden air leakage should occur
The tire pressure warning system may not activate immediately.
Page 487 of 596
4878-2. Steps to take in an emergency
8
When trouble arises
PRIUS c_U
Indicates a malfunction in:
• The Automatic High Beam system
• The LED headlight systemA buzzer also sounds.
Have the vehicle inspected by your Toyota
dealer.
Indicates that:
• There is a high possibility of a frontal collision;
or
• The pre-collision braking function is operating A buzzer also sounds.
Check the vehicle's surroundings and take
evasive action if necessary.
(If equipped)
• Indicates a malfunction in the smart key system
• Indicates a malfunction in the steering lock sys-
tem
A buzzer also sounds.
Have the vehicle inspected by your Toyota
dealer.
(If equipped)
Indicates a malfunction in the cruise control sys-
tem
A 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 immediately.
Warning messageDetails/Actions
(Flashes)
Page 501 of 596
5018-2. Steps to take in an emergency
8
When trouble arises
PRIUS c_U
■Warning buzzer
In some cases, the buzzer may not be heard because of noisy pla ce or an
audio sound.
Once
The steering lock could not be
released within 3 seconds of
the power switch being
pressed.
Press the power switch
while depressing the brake
pedal and moving the
steering wheel left and
right.
Once
The power switch has been
turned off with the shift lever in
a position other than P.
Shift the shift lever to P.
Once
After the power switch has
been turned off with the shift
lever in a position other than P,
the shift lever has been shifted
to P.
Turn the power switch off.
Interior
buzzerExterior buzzerWarning messageDetails/Actions
(Flashes)
(Flashes)
(Flashes)
Page 513 of 596

5138-2. Steps to take in an emergency
8
When trouble arises
PRIUS c_U
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 spa re tire is attached
The vehicle speed may not be co rrectly 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 com pact
spare tire is installed on the vehicle.
The compact spare tire is not designed for driving at high spee ds. Fail-
ure to observe this precaution ma y lead to an accident causing death or
serious injury.
■After using the tools and jack
Before driving, make sure all t he tools and jack are securely i n place in
their storage locatio n to reduce the possibility of personal in jury during a
collision or su dden braking.
• ABS & Brake assist
• VSC
•TRAC
• Cruise control (if equipped)
• PCS (Pre-collision system) • LDA (Lane Departure Alert)
• Automatic High Beam
• EPS
• Rear view monitor system
• Navigation system (if equipped)
Page 515 of 596

5158-2. Steps to take in an emergency
8
When trouble arises
PRIUS c_U
One of the following may be the cause of the problem:
● Vehicles with a smart key system: The electronic key may not be
functioning properly. ( P. 517)
● There may not be sufficient f uel in the vehicle’s tank.
Refuel the vehicle. ( P. 219)
● Vehicles with immobilizer syste m: There may be a malfunction in
the immobilizer system. ( P. 8 6 )
● There may be a malfunction i n the steering lock system.
● Vehicles with a smart key system : The hybrid system may be mal-
functioning due to an electrical problem such as an open circui t or a
blown fuse. However, depending on the type of malfunction, an
interim measure is available to start the hybrid system. (P. 516)
One of the following may be the cause of the problem:
● The 12-volt battery may be discharged. ( P. 519)
● The 12-volt battery terminal conn ections may be loose or corroded.
( P. 429)
If the hybrid system will not start
Reasons for the hybrid system not starting vary depending on
the situation. Check the followi ng and perform the appropriate
procedure:
The hybrid system will not start even though the correct starting
procedure is being followed. ( P. 186, 190)
The interior lights and headlights are dim, or the horn does no t
sound or sounds at a low volume.
Page 540 of 596
5409-1. Specifications
PRIUS c_U
*: The fluid capacity is a reference quantity. If replacement is necessary, con-
tact your Toyota dealer.
*1: Minimum pedal clearance when depressed with a force of 66 lbf (294 N, 30
kgf) while the hybrid system is operating
*2: Parking brake lever travel when pulled up with a force of 45 l bf (200 N, 20
kgf)
Hybrid transmission
Fluid capacity*3.5 qt. (3.3 L, 2.9 Imp. qt.)
Fluid type Toyota Genuine ATF WS
NOTICE
■Transmission fluid type
Using transmission fluid other than “Toyota Genuine ATF WS” may ulti-
mately damage the hybrid transmission of your vehicle.
Brakes
Pedal clearance*12.8 in. (70 mm) Min.
Pedal free play 0.04 0.24 in. (1.0 6.0 mm)
Brake pad wear limit 0.04 in. (1.0 mm)
Brake lining wear limit 0.04 in. (1.0 mm)
Parking brake lever travel*28 11 clicks
Fluid typeSAE J1703 or FMVSS No.116 DOT 3
Steering
Free playLess than 1.2 in. (30 mm)
Page 553 of 596

5539-1. Specifications
9
Vehicle specifications
PRIUS c_U
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation pres-
sure Tire pressure when the vehicle has been
parked for three hours or more, or has not
been driven more than 1 mile or 1.5 km under
that condition
Maximum inflation
pressure The maximum cold infla
ted pressure to which
a tire may be inflated, shown on the sidewall of
the tire
Recommended infla-
tion pressure Cold tire inflation pressure recommended by a
manufacturer
Accessory weight The combined weight (in excess of those stan-
dard items which may be replaced) of hybrid
transmission, power steering, power brakes,
power windows, power seats, radio and
heater, to the extent that these items are avail-
able as factory-insta
lled equipment (whether
installed or not)
Curb weight The weight of a motor vehicle with standard
equipment, including th
e maximum capacity of
fuel, oil and coolant, and if so equipped, air
conditioning and additional weight optional
engine
Maximum loaded vehi-
cle weight The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Normal occupant
weight 150 lb. (68 kg) times the number of occupants
specified in the second column of Table 1
* that
follows
Occupant distribution Distribution of o
ccupants in a vehicle as speci-
fied in the third column of Table 1
* below
Production options
weight The combined weight of installed regular pro-
duction options weighing over 5 lb. (2.3 kg) in
excess of the standard items which they
replace, not previously considered in curb
weight or accessory weight, including heavy
duty brakes, ride levelers, roof rack, heavy
duty battery, and special trim
Page 581 of 596
581What to do if... (Troubleshooting)
PRIUS c_U
●Is the child-protector lock set?
The rear door cannot be opened from inside the vehicle when the lock is
set. Open the rear door from outside and then unlock the child-protector
lock. ( P. 129)
●Is the shift lever in P? ( P. 186)
●Is the steering wheel unlocked? ( P. 188)
●Is the 12-volt battery discharged? ( P. 519)
●Did you press the power switch while firmly depressing the brak e pedal?
( P. 190)
●Is the shift lever in P? ( P. 193)
●Is the electronic key anywhere detectable inside the vehicle?
(P. 139)
●Is the steering wheel unlocked? ( P. 193)
●Is the electronic key battery weak or depleted?
In this case, the hybrid system can be started in a temporary way.
(P. 517)
●Is the 12-volt battery discharged? ( P. 519)
The rear door cannot be opened
If you think something is wrong
The hybrid system does not start
(vehicles without a smart key system)
The hybrid system does not start
(vehicles with a smart key system)