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70
1-4. Hybrid system
COROLLA HV_U
■
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, con-
tact your Toyota dealer.
■
Sounds and vibrations specific
to a hybrid vehicle
There may be no engine sound or
vibration even though the vehicle is
able to move with the “READY” indi-
cator is illuminated. 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 operating and are not a malfunc-
tion:
●
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 trunk lid is
open.
●
Sounds may be heard from the
transmission when the gasoline
engine starts or stops, when driv-
ing at low speeds, or during idling.
●
Engine sounds may be heard
when accelerating sharply.
●
Sounds may be heard due to
regenerative braking when the
brake pedal is depressed or as
the accelerator pedal is released.
●
Vibration may be felt when the
gasoline 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 right
seat.
■
Maintenance, repair, recycling,
and disposal
Contact your Toyota dealer regard-
ing maintenance, repair, recycling
and disposal. Do not dispose of the
vehicle yourself.
■
Customization
Some functions can be customized.
(P.516)
When driving with the gasoline
engine stopped, a sound, which
changes in accordance with the
driving speed, will be played in
order to warn people nearby of
the vehicle’s approach. The
sound will stop when the vehicle
speed exceeds approximately
22 mph (35 km/h).
■
Vehicle proximity notification
system
In the following cases, the vehicle
proximity notification system may be
difficult for surrounding people to
hear.
●
In very noisy areas
●
In the wind or the rain
Also, as the vehicle proximity notifi-
cation system is installed on the
front of the vehicle, it may be more
difficult to hear from the rear of the
vehicle compared to the front.
Vehicle proximity notifica-
tion system
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