2017 TOYOTA PRIUS C engine

1734-1. Before driving
4
Driving
PRIUS c_U (OM52J11U)
WARNING
Observe the following precautions.
Failure to do so may result in death or serious injury.
■When the vehicle is stopped
● Do not depress the accelerator pedal unnecessarily.
If the shift lever is in any position other than P or N, the vehicle may accel-
erate suddenly and unexpectedly, causing an accident.
● Do not leave the vehicle with the hybrid system on for a long time.
If such a situation cannot be avoided, park the vehicle in an open space
and check that exhaust fumes do not enter the vehicle interior.
● In order to prevent accidents due to the vehicle rolling away, always keep
depressing the brake pedal while stopped with the “READY” indicator is
illuminated, and apply the parking brake as necessary.
● If the vehicle is stopped on an incline, in order to prevent accidents caused
by the vehicle rolling forward or backward, always depress the brake pedal
and securely apply the parking brake as needed.
● Avoid revving or racing the engine.
Running the engine at high speed while the vehicle is stopped may cause
the exhaust system to overheat, which could result in a fire if combusti\
ble
material is nearby.

1764-1. Before driving
PRIUS c_U (OM52J11U)
NOTICE
■Avoiding damage to vehicle parts
● Do not turn the steering wheel fully in either direction and hold it there for
an extended period of time.
Doing so may damage the power steering motor.
● When driving over bumps in the road, drive as slowly as possible to avoid
damaging the wheels, underside of the vehicle, etc.
■ If you get a flat tire while driving
A flat or damaged tire may cause the following situations. Hold the steering
wheel firmly and gradually depress the brake pedal to slow down the vehi-
cle.
● It may be difficult to control your vehicle.
● The vehicle will make abnormal sounds or vibrations.
● The vehicle will lean abnormally.
Information on what to do in case of a flat tire ( →P. 501)
■ When encounterin g flooded roads
Do not drive on a road that has flooded after heavy rain etc. Doing so may
cause the following serious damage to the vehicle:
● Engine stalling
● Short in electrical components
● Engine damage caused by water immersion
In the event that you drive on a flooded road and the vehicle is flooded, be
sure to have your Toyota dealer check the following:
● Brake function
● Changes in quantity and quality of oil and fluid used for the engine, hybrid
transmission, etc.
● Lubricant condition of the bearings and suspension joints (where possi-
ble), and the function of all joints, bearings, etc.

184
PRIUS c_U (OM52J11U)
4-2. Driving procedures
Check that the parking brake is set.
Check that the shift lever is in P.
Firmly depress the brake pedal.
Turn the engine switch to the
“START” position to start the
hybrid system.
If the “READY” indicator turns on,
the hybrid system will operate nor-
mally.
Continue depressing the brake
pedal until the “READY” indicator
is illuminated.
Check that the “READY” indicator is illuminated.
If the “READY” indicator changes from a flashing light to a solid light and a
beep sound, the hybrid system is starting normally.
The vehicle will not move when the “READY” indicator is off.
The vehicle can move when the “READY” indicator is on even if the engine
is stopped. (The engine starts or stops automatically in accordance with
the state of the vehicle.)
Engine (ignition) switch (vehicles without a
smart key system)
Starting the hybrid system
1
2
3
4
5

1854-2. Driving procedures
4
Driving
PRIUS c_U (OM52J11U)
“LOCK”
The steering wheel is locked and
the key can be removed. (The key
can be removed only when the
shift lever is in P.)
“ACC”
Some electrical components such
as the power outlet can be used.
“ON”
All electrical components can be used.
“START”
For starting the hybrid system.
■Turning the key from “ACC” to “LOCK”
Shift the shift lever to P.
■ Sounds and vibrations specific to a hybrid vehicle
→P. 7 7
■ When the ambient temperature is low, such as during winter driving con-
ditions
When starting the hybrid system, the flashing time of the “READY” indicator
may be long. Leave the vehicle as it is until the “READY” indicator is steady
on, as steady means the vehicle is able to move.
Changing the engine switch positions
1
2
3
4
1
Push in the key and turn it to the
“LOCK” position.2

1864-2. Driving procedures
PRIUS c_U (OM52J11U)■
If the hybrid system does not start (vehicles with immobilizer system)
The immobilizer system may not have been deactivated. ( →P. 84)
Contact your Toyota dealer.
■ When the steering lock cannot be released
■ If the “READY” indicator does not come on
In the event that the “READY” indicator does not come on even after perform-
ing the proper procedures for starting the vehicle, contact your Toyota dealer
immediately.
■ If the hybrid system is malfunctioning
→P. 487
■ Key reminder function
A buzzer sounds if the driver’s door is opened while the engine switch is in
the “LOCK” or “ACC” position to remind you to remove the key. When starting the hybrid system, the
engine switch may seem stuck in the
“LOCK” position. To free it, turn the key
while turning the steering wheel slightly
left and right.
WARNING
■When starting the hybrid system
Always start the hybrid system while sitting in the driver’s seat. Do not
depress the accelerator pedal while starting the hybrid system under any
circumstances.
Doing so may cause an accident resulting in death or serious injury.
■ Caution when driving
Do not turn the engine switch to the “LOCK” position while driving. If, in an
emergency, you must turn the hybrid system off while the vehicle is moving,
turn the engine switch only to the “ACC” position to stop the hybrid system.
An accident may result if the hybrid system is stopped while driving.
(→P. 467)

1874-2. Driving procedures
4
Driving
PRIUS c_U (OM52J11U)
NOTICE
■To prevent 12-volt battery discharge
Do not leave the engine switch in the “ACC” or “ON” position for long peri-
ods of time without the hybrid system on.
■ When starting th e hybrid system
If the hybrid system becomes difficult to start, have your vehicle checked by
your Toyota dealer immediately.

1894-2. Driving procedures
4
Driving
PRIUS c_U (OM52J11U)
Check that the “READY” indicator is illuminated.
If the “READY” indicator changes from a flashing light to a solid light and a
beep sound, the hybrid system is starting normally.
The vehicle will not move when the “READY” indicator is off.
The vehicle can move when the “READY” indicator is on even if the engine
is stopped. (The engine starts or stops automatically in accordance with
the state of the vehicle.)
Stop the vehicle completely.
Set the parking brake (→P. 203), and shift the shift lever to P.
Press the “POWER” switch.
Slowly release the brake pedal and check that on the multi-
information di splay is off.
Modes can be changed by pressing the “POWER” switch with brake
pedal released. (The mode changes ea ch time the switch is pressed.)
Off
*
The emergency flashers can be
used.
ACCESSORY mode
Some electrical components such
as the power outlet can be used.
will be displayed on the
multi-information display.
ON mode
All electrical components can be
used.
will be displayed on the
multi-information display.
*: If the shift lever is in a position other than P when turning off the hybrid sys- tem, the “POWER” switch will be tur ned to ACCESSORY mode, not to off.
Stopping the hybrid system
Changing “POWER” switch modes
5
1
2
3
4
1
2
3

1954-2. Driving procedures
4
Driving
PRIUS c_U (OM52J11U)
Turns EV drive mode on/off
When EV drive mode is turned on,
the EV drive mode indicator will
come on.
Pressing the switch when in EV
drive mode will return the vehicle to
normal driving (using the gasoline
engine and electric motor [traction
motor]).
EV drive mode
In EV drive mode, electric power is supplied by the hybrid bat-
tery (traction battery), and only the electric motor (traction
motor) is used to drive the vehicle.
This mode allows you to drive in residential areas early in the
morning and late at night, or in indoor parking lots etc. without
concern for noises and exhaust gas emissions.
However, when the vehicle proximity notification system is
active, the vehicle may produce sound.