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cruising will resume.
●
If the preceding vehicle starts off within
approximately 3 seconds of the vehicle
being stopped by system control, fol-
low-up cruising will resume.
Automatic cancellation of vehi-
■
cle-to-vehicle distance control mode
In the following situations, vehicle-to-vehi-
cle distance control mode will be canceled
automatically:
●
When the brake control or output restric-
tion control of a driving support system
operates
(For example: Pre-Collision System,
drive-start control)
When the parking brake has been oper-
●
ated
●
When the vehicle is stopped by system
control on a steep incline
When any of the following are detected
●
while the vehicle is stopped by system
control:
• The driver's seat belt is unfastened
• The driver's door is opened
• Approximately 3 minutes have elapsed
since the vehicle was stopped
The parking brake may be actived automat-
ically.
●
Situations in which some or all of the
functions of the system cannot operate:
P.235
Dynamic radar cruise control system
■
warning messages and buzzers
For safe use: P.229
Preceding vehicles that the sensor may
■
not detect correctly
In the following situations, depending on the
conditions, if the system cannot provide suf-
ficient deceleration or acceleration is nec-
essary, operate the brake pedal or
accelerator pedal.
As the sensor may not be able to correctly
detect these types of vehicles, the approach
warning (P.279) may not operate.
When a vehicle cuts in front of your vehi-
●
cle or changes lanes away from your
vehicle extremely slowly or quickly
4-5. Using the driving support systems
When changing lanes
●
●
When a preceding vehicle is driving at a
low speed
When a vehicle is stopped in the same
●
lane as the vehicle
When a motorcycle is traveling in the
●
same lane as the vehicle
Conditions under which the system may
■
not operate correctly
In the following situations, operate the
brake pedal (or accelerator pedal, depend-
ing on the situation) as necessary.
As the sensor may not be able to correctly
detect a vehicle, the system may not oper-
ate properly.
When a preceding vehicle brakes sud-
●
denly
●
When changing lanes at low speeds, such
as in a traffic jam
Conditions for extended resume time
■
(vehicles with Traffic Jam Assist)
Extended resume time is activated when all
of the following conditions are satisfied:
●
Vehicles with a display audio: The con-
nected service that Lexus provides is
subscribed to. Contact your Lexus dealer
for details.
The vehicle is driving on a vehicle-only
●
road, such as an expressway.
●
There is a preceding vehicle and the sys-
tem is able to detect it.
No vehicle interruptions occur.
●
The preceding vehicle has not been
●
replaced.
●
Clearance sonar and FCTA are not
detecting the object in front of you.
The driver monitor judges that the driver
●
is looking forward.
●
The steering wheel has not been oper-
ated.
●
The brake pedal has not been operated.
Approach warning
In situations where the vehicle
279
4
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