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4
4-5. Using the driving support systems
Driving
Q Automatic system cancelation of hill-
start assist control
The hill-start assist control will turn off in any
of the following situations:
O The shift lever is shifted to P or N.
O The accelerator pedal is depressed.
O The parking brake is engaged.
O 2 seconds at maximum elapsed after the
brake pedal is released
Q Sounds and vibrations caused by the
ABS, brake assist, VSC, TRC and hill-
start assist control systems
O A sound may be heard from the engine
compartment when the brake pedal is
depressed repeatedly, when the hybrid
system is started or just after the vehicle
begins to move. This sound does not indi-
cate that a malfunction has occurred in
any of these systems.
O Any of the following conditions may
occur when the above systems are oper-
ating. None of these indicates that a mal-
function has occurred.
• Vibrations may be felt through the vehi-
cle body and steering.
• A motor sound may be heard also after
the vehicle comes to a stop.
Q ECB operating sound
ECB operating sound may be heard in the
following cases, but it does not indicate that
a malfunction has occurred.
O Operating sound heard from the engine
compartment when the brake pedal is
operated.
O Motor sound of the brake system heard
from the front part of the vehicle when
the driver’s door is opened.
O Operating sound heard from the engine
compartment when one or two minutes
passed after the stop of the hybrid sys-
tem.
Q Active Cornering Assist operation
sounds and vibrations
When the Active Cornering Assist is oper-
ated, operation sounds and vibrations may
be generated from the brake system, but
this is not a malfunction.
Q EPS operation sound
When the steering wheel is operated, a
motor sound (whirring sound) may be
heard. This does not indicate a malfunction.
Q Automatic reactivation of TRC and
VSC systems
After turning the TRC and VSC systems off,
the systems will be automatically re-
enabled in the following situations:
O When the power switch is turned off
O If only the TRC system is turned off, the
TRC will turn on when vehicle speed
increases
If both the TRC and VSC systems are
turned off, automatic re-enabling will not
occur when vehicle speed increases.
Q Secondary Collision Brake operating
conditions
The system operates when the SRS airbag
sensor detects a collision while the vehicle
is in motion.
However, the system does not operate
when the components are damaged.
Q Secondary Collision Brake automatic
cancellation
The system is automatically canceled in any
of the following situations.
O The vehicle speed drops to approxi-
mately 10 km/h (6 mph)
O A certain amount of time elapses during
operation
O The accelerator pedal is depressed a
large amount
Q Operating conditions of Active Corner-
ing Assist
The system operates when the following
occurs.
O TRC/VSC can operate
O The driver is attempting to accelerate
while turning
O The system detects that the vehicle is
drifting to the outer side
O The brake pedal is released
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