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1-4. Hybrid system
For safety and security
slowly discharge. For this reason, be
sure to drive the vehicle at least once every few months for at least 30 minutes or 16 km (10 miles). If the hybrid battery
(traction battery) becomes fully dis- charged and you are unable to start the hybrid system, contact any authorized
Toyota retailer or Toyota authorized repairer, or any reliable repairer.
■Charging the 12-volt battery
P. 4 7 4
■After the 12-volt battery has dis-
charged or when the terminal has been removed and installed during exchange, etc.
The gasoline engine may not stop even if the vehicle is being driven by the hybrid battery (traction battery). If this
continues for a few days, contact any authorized Toyota retailer or Toyota authorized repairer, or any reliable
repairer.
■Sounds and vibrations specific to a hybrid electric vehicle
There may be no engine sound or vibra-
tion even though the vehicle is able to move with the “READY” indicator is illu-minated. For safety, apply the parking
brake and make sure to shift the shift lever to P when parked.
The following sounds or vibrations may
occur when the hybrid system is operat- ing and are not a malfunction:
●Motor sounds may be heard from the engine compartment.
●Sounds may be heard from the hybrid battery (traction battery) under the rear seats when the hybrid system
starts or stops.
●Relay operating sounds such as a
snap or soft clank will be emitted from the hybrid battery (traction battery), under the rear seats, when the hybrid
system is started or stopped.
●Sounds from the hybrid system may
be heard when the back door is open.
●Sounds may be heard from the trans-
mission when the gasoline engine
starts or stops, when driving at low
speeds, or during idling.
●Engine sounds may be heard when
accelerating sharply.
●Sounds may be heard due to regener-
ative braking when the brake pedal is depressed or as the accelerator pedal is released.
●Vibration may be felt when the gaso-line engine starts or stops.
●Cooling fan sounds may be heard from the air intake vent on the side of
the lower part of the rear left seat.
■Maintenance, repair, recycling, and disposal
Contact any authorized Toyota retailer
or Toyota authorized repairer, or any reli- able repairer regarding maintenance, repair, recycling and disposal. Do not
dispose of the vehicle yourself.
■Customization
Some functions can be customized. ( P.494)
When the gasoline engine is off
while driving, a sound is produced
to warn pedestrians, people riding
bicycles or other people and vehi-
cles in the surrounding area that
the vehicle is approaching. The
pitch of the sound adjusts accord-
ing to vehicle speed. When vehicle
speed is approximately 25 km/h (16
mph) or more, the warning system
turns off.
■Acoustic vehicle alerting system
In the following cases, the acoustic vehi- cle alerting system sound may be diffi-cult for pedestrians, people riding
bicycles or other people and vehicles in
Acoustic vehicle alerting
system

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3-1. Key information
Before driving
battery may be depleted. Replace the
battery when necessary. ( P.409) • The wireless remote control does not operate.
• The detection area becomes smaller.
■Key battery depletion (vehicles with a smart entry & start system)
●The standard battery life is 1 to 2 years.
●If the battery becomes low, an alarm will sound in the cabin and a message will be shown on the multi-information
display when the hybrid system is stopped.
●To reduce key battery depletion when the electronic key is to not be used for long periods of time, set the electronic
key to the battery-saving mode. ( P.153)
●As the electronic key always receives radio waves, the battery will become depleted even if the electronic key is
not used. The following symptoms indicate that the electronic key battery may be depleted. Replace the battery
when necessary. ( P.409) • The smart entry & start system or the wireless remote control does not oper-
ate. • The detection area becomes smaller.• The LED indicator on the key surface
does not turn on.
●To avoid serious deterioration, do not
leave the electronic key within 1 m (3 ft.) of the following electrical appli-ances that produce a magnetic field:
•TVs • Personal computers• Cellular phones, cordless phones and
battery chargers • Recharging cellular phones or cord-less phones
• Table lamps • Induction cookers
●If the electronic key is near the vehicle for longer than necessary, even if the smart entry & start system is not oper-
ated, the key battery may become depleted faster than normal.
■Replacing the battery
P. 4 0 9
■If “New Key Registered Contact Your Dealer if You Did Not Register a New Key” is shown on the multi-
information display (vehicles with a smart entry & start system)
This message will be displayed each
time the driver’s door is opened when the doors are unlocked from the outside for approximately 10 days after a new
electronic key has been registered. If this message is displayed but you have not had a new electronic key regis-
tered, ask any authorized Toyota retailer or Toyota authorized repairer, or any reli-able repairer to check if an unknown
electronic key (other than those in your possession) has been registered.
■If a wrong key is used
The key cylinder rotates freely, isolated
from the internal mechanism.
NOTICE
■To prevent key damage
●Do not drop the keys, subject them
to strong shocks, or bend them.
●Do not expose the keys to high
temperatures for long periods of time.
●Do not get the keys wet or wash them in an ultrasonic washer, etc.
●Vehicles with a smart entry & start system: Do not attach metallic or magnetic materials to the keys or
place the keys close to such materi- als.
●Do not disassemble the keys.
●Do not attach a sticker or anything
else to the surface of the key.

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3-2. Opening, closing and locking the doors
Before driving
■Effective range (areas within which
the electronic key is detected)
When locking or unlocking the doors
The system can be operated when the
electronic key is within about 0.7 m (2.3
ft.) of an outside front door handle and
back door. (Only the doors detecting the
key can be operated.)
When starting the hybrid system or
changing power switch modes
The system can be operated when the
electronic key is inside the vehicle.
■Alarms and warning messages
A combination of exterior and interior
buzzers as well as warning messages shown on the multi-information display are used to prevent theft of the vehicle
and accidents resulting from erroneous operation. Take appropriate measures based on the displayed message.
( P.445)
When only an alarm sounds, circum-
stances and correction procedures are as follows.
●Exterior buzzer sounds once for 5 seconds
●Interior buzzer sounds continuously
■Battery-saving function
The battery-saving function will be acti-
vated in order to prevent the electronic key battery and the 12-volt battery from being discharged while the vehicle is not
operated for a long time.
●In the following situations, the smart
entry & start system may take some time to unlock the doors.• The electronic key has been left within
approximately 3.5 m (11 ft.) of the out- side of the vehicle for 2 minutes or longer.
• The smart entry & start system has not been used for 5 days or longer.
●If the smart entry & start system has not been used for 14 days or longer, the doors cannot be unlocked from
any door except the driver’s door. In this case, hold the driver’s door han-dle, or use the wireless remote control
or mechanical key to unlock the doors.
■Electronic key battery-saving func-tion
●When battery-saving mode is set, bat-tery depletion is minimized by stop-
ping the electronic key from receiving radio waves.
Press twice while pressing and
SituationCorrection
procedure
An attempt was made
to lock the vehicle while
a door was open.
Close all of
the doors and
lock the doors
again.
SituationCorrection
procedure
The power switch was
turned to ACC while the
driver’s door was open
(or the driver’s door
was opened while the
power switch was in
ACC).
Turn the
power switch
off and close
the driver’s
door.
The power switch was
turned to off while the
driver’s door was open.
Close the
driver’s door.