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CAUTION
Dispose of the hybrid battery (traction battery)
If your vehicle is disposed of without the hybrid battery having been
removed, there is a danger of serious electric shock if high voltage parts,
cables and their connectors are touched. In the event of that your vehicle
must be disposed of, the hybrid battery must be disposed of any authorized
Toyota dealer or repairer, or another duly qualified and equipped profes-
sional. If the hybrid battery is not disposed of properly, they may cause elec-
tric shock that can result in death or serious injury.
Your vehicle contains batteries and/or accumulators. Do not discard them into
the environment but cooperate with separate collection (Directive 2006/66/
EC).
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1-1. Hybrid system
Hybrid system
Your vehicle is a hybrid vehicle. It has characteristics different from
conventional vehicles. Be sure you are closely familiar with the char-
acteristics of your vehicle, and operate with care.
The hybrid system combines a gasoline engine and an electric
motor (traction motor) according to driving conditions, improving
fuel efficiency and reducing exhaust emissions.
Gasoline engine
Electric motor (Traction motor)
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31 1-1. Hybrid system
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Before driving
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Regenerative braking
In the following situations, kinetic energy is converted to electric energy and
deceleration force can be obtained in conjunction with the recharging of the
hybrid battery (traction battery).
The accelerator pedal is released while driving with shift position D or B
selected.
The brake pedal is depressed while driving with shift position D or B
selected.
When stopped/during take-off
The gasoline engine stops when the vehicle is stopped. During
take-off, the electric motor (traction motor) drives the vehicle. At
slow speeds or when traveling down a gentle slope, the engine
is stopped and the motor is used.
During normal driving
The gasoline engine is predominantly used. The electric motor
(traction motor) charges the hybrid battery (traction battery) as
necessary.
When accelerating sharply
The power of the hybrid battery (traction battery) is added via
electric motor (traction motor) to that of the gasoline engine.
When braking (Regenerative brake)
The electric motor (traction motor) charges the hybrid battery
(traction battery).
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34 1-1. Hybrid system
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High voltage components
Take care when handling the hybrid system, as it contains a high volt-
age system (about 650 V at maximum) as well as parts that become
extremely hot when the hybrid system is operating. Obey the caution
labels attached to the vehicle.Air conditioning compressor
High voltage cables
(orange color)
Power control unit and
DC/DC converter
Caution labelService plug
Hybrid battery
(Traction battery)
Electric motor
(Traction motor)
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36 1-1. Hybrid system
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Energy monitor
You can view the status of your
hybrid system on the multi-infor-
mation display (P. 198).
The following images are exam-
ples only, and may vary slightly
from actual conditions.
Press the
“DISP” switch on the steering wheel several times to
select the energy monitor display.
When the vehicle is powered by the
electric motor (traction motor)
When the vehicle is powered by both
the gasoline engine and the electric
motor (traction motor)
When the vehicle is powered by the
gasoline engine
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39 1-1. Hybrid system
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Before driving
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CAUTION
High voltage precautions
The vehicle has high voltage DC and AC systems as well as a 12-volt sys-
tem. DC and AC high voltage is very dangerous and can cause severe burns
and electric shock that may result in death or serious injury.
Never touch, disassemble, remove or replace the high voltage parts,
cables and their connectors.
The hybrid system will become hot after starting as the system uses high
voltage. Be careful of both the high voltage and the high temperature, and
always obey the caution labels attached to the vehicle.
Hybrid battery (traction battery)
Your vehicle contains a sealed nickel-metal hydride battery. If disposed of
improperly, it is hazardous to the environment and there is a risk of severe
burns and electrical shock that may result in death or serious injury.
Never try to open the service plug
access hole located in the luggage
compartment. The service plug is used
only when the vehicle is serviced and is
subject to high voltage.
Do not subject the service plug to
strong impacts. Also, avoid splashing
large amount of water onto the luggage
compartment, for example while in a
high-pressure car wash.
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40 1-1. Hybrid system
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CAUTION
Emergency shut off system
Carefully check to see if there are exposed high voltage parts or cables.
Never touch the parts or cables. (P. 34)
Carefully inspect the ground under the vehicle. If you find that liquid has
leaked onto the ground, the fuel system may have been damaged. Leave
the vehicle as soon as possible.
Road accident cautions
If your vehicle is involved in an accident, observe the following precautions
to reduce the risk of injury.
Stop the vehicle in a safe place to prevent subsequent accidents. While
depressing the brake pedal, apply the parking brake and push the P posi-
tion switch to stop the hybrid system. Then, slowly release the brake
pedal.
Do not touch the high voltage parts, cables and connectors.
If electric wires are exposed inside or outside your vehicle, an electric
shock may occur. Never touch exposed electric wires.
If a fluid leak occurs, do not touch it as it may be strong alkaline electrolyte
from the hybrid battery (traction battery). If it comes into contact with your
skin or eyes, wash it off immediately with a large amount of water or if pos-
sible, boric acid solution. Seek immediate medical attention.
If a fire occurs in the hybrid vehicle, leave the vehicle as soon as possible.
Never use a fire extinguisher that is not meant for electric fires. Using even
a small amount of water may be dangerous.
If your vehicle needs to be towed, do so with the front wheels raised. If the
wheels with the electric motor (traction motor) are on the ground when
towing, the motor may continue to generate electricity. This may cause an
electricity leakage leading to a fire. (P. 423)
Nickel-metal hydride battery
Your vehicle contains a sealed nickel-metal hydride battery. If disposed of
improperly, it is hazardous to the environment and there is a risk of severe
burns and electrical shock that may result in death or serious injury.
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48 1-3. Opening, closing and locking the doors
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Operation signals
The emergency flashers flash to indicate that the doors have been locked/
unlocked. (Locked: Once; Unlocked: Twice)
Conditions affecting operation
The smart entry & start system uses weak radio waves. In the following situ-
ations, the communication between the electronic key and the vehicle may
be affected, preventing the smart entry & start system and wireless remote
control from operating properly: (Ways of coping: P. 472)
When the electronic key battery is depleted
Near a TV tower, electric power plant, gas station, radio station, large dis-
play, airport or other facility that generates strong radio waves or electri-
cal noise
When carrying a portable radio, cellular phone, cordless phone or other
wireless communication devices
When the electronic key has come into contact with, or is covered by a
metallic object
When multiple electronic keys are in the vicinity
When carrying or using the electronic key together with the following
devices that emit radio waves
• Another vehicle's electronic key
• A wireless key that emits radio waves
• Personal computers
If window tint with a metallic content or metallic objects are attached to
the rear window