Lexus RX350 2023 Manual page 258

258
4-5. Using the driving support systems
• When the VSC or TRAC system is not
turned off.
*
: Boundary between the asphalt and
grass, soil, etc., or structures, such as a
curb, guardrail, etc.
■ Temporary cancellation of functions
When the operating conditions are no lon-
ger met, a function may be temporarily can-
celed. However, when the operation
conditions are met again, operation of the
function will automatically be restored.
(P.257)
■ Operation of the lane departure alert
function/lane departure prevention
function
● Depending on the vehicle speed, road
conditions, lane departure angle, etc.,
operation of the lane departure preven-
tion function may not be felt or the func-
tion may not operate.
Depending on the conditions, the warn-
●
ing buzzer may operate even if vibration
is selected through a customize setting.
*
● If a course 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 vehi-
cle is intentionally being steered to avoid
a pedestrian or parked vehicle.
● It may not be possible for the system to
judge if there is danger of a collision with
a vehicle in an adjacent lane.
● Vehicles with a driver monitor camera:
Depending on the driver condition, the
lane departure alert function or lane
departure prevention function changes
the timing of operation.
The steering assist operation of the lane
●
departure prevention function can be
overridden by the steering wheel opera-
tion of the driver.
*
: Boundary between the asphalt and
grass, soil, etc., or structures, such as a
curb, guardrail, etc.
Hands off steering wheel warning oper-
■
ation
In the following situations, a message urging
the driver 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 opera-
tion 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 lon-
ger 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 fol-
lowing conditions are met:
● The vehicle speed is approximately 40
mph (65 km/h) or more.
The vehicle speed is approximately 32
●
mph (50 km/h) or more.
● The lane width is approximately 9.8 ft. (3
m) or more.
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