■ Operation of the lane departure alert function/lane departure prevention function
● Depending on the vehicle speed, road conditions, lane departure angle, etc., opera-
tion of the lane departure prevention function may not be felt or the function may not
operate.
● Depending on the conditions, the warning buzzer may operate even if vibration is
selected through a customize setting.
● If a course
*2
is not clear or straight, the lane departure alert function or lane departure
prevention function may not operate.
● The lane departure alert function or lane departure prevention function may not
operate if the system judges that the vehicle is intentionally being steered to avoid a
pedestrian or parked vehicle.
● Vehicles with BSM: It may not be possible for the system to judge if there is danger of a
collision with a vehicle in an adjacent lane.
● The steering assist operation of the lane departure prevention function can be overrid-
den by the steering wheel operation of the driver.
■ Hands off steering wheel warning operation
In the following situations, a message urging the driv-
er to operate the steering wheel and an icon will
be displayed and a buzzer will sound to warn the
driver. When using the system, make sure to grip
the steering wheel firmly, regardless of whether the
warning is operating or not.
● When the system determines that the driver is
not securely holding the steering wheel, or the
steering wheel is not being operated when the steering assist operation of the lane
departure prevention function is operating
The length of time that the warning buzzer operates will become longer as the
frequency of the steering assist operating increases. Even if the system judges that the
steering wheel has been operated, the warning buzzer will sound for a certain amount
of time.
■ Break suggestion function
If the vehicle is swaying, a message will be displayed
and a warning buzzer will sound to urge the driver to
take a break.
Depending on the condition of the vehicle and road
surface, the break suggestion function may not oper-
ate.
6-2. Using the safe driving support functions
420
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