Toyota PRIUS 2023 Manual page 245

● 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
Except for Puerto Rico: The length
of time that the warning buzzer
operates will become longer as the
frequency of the steering assist
operating increases. If the system
judges that the steering wheel has
been operated, the warning buzzer
will stop.
For Puerto Rico: 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
This function is operable when all of
the following conditions are met:
● The vehicle speed is approxi-
mately 32 mph (50 km/h) or more.
● The lane width is approximately
9.8 ft. (3 m) or more.
4-5. Using the driving support systems
Depending on the condition of the
vehicle and road surface, the break
suggestion function may not oper-
ate.
Changing LDA settings
 The LDA system can be
 The settings of the LDA can
■
In the following situations, the
system may not operate properly
and the vehicle may depart from
its lane. Do not overly rely on
these functions. The driver is
solely responsible for paying
attention to their surroundings
and operating the steering wheel
as necessary to ensure safety.
●
●
●
enabled/disabled through a
customize setting. (P.545)
be changed on the customize
settings. (P.545)
WARNING
Situations in which the sys-
tem may not operate properly
When the boundary between
the asphalt and grass, soil, etc.,
or structures, such as a curb,
guardrail, etc. is not clear or
straight
When the vehicle is struck by a
crosswind or the turbulence of
other nearby vehicles
Situations in which the lane may
not be detected: P.221
245
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