Toyota PRIUS 2023 Manual page 265

■ When the vehicle is stopped by
system control during follow-up
cruising
● When the "RES" switch is pressed
while the vehicle is stopped by
system control, if the preceding
vehicle starts off within approxi-
mately 3 seconds, follow-up cruis-
ing will resume.
● If the preceding vehicle starts off
within approximately 3 seconds of
the vehicle being stopped by sys-
tem control, follow-up cruising will
resume.
■ Automatic cancellation of vehi-
cle-to-vehicle distance control
mode
In the following situations, vehicle-
to-vehicle distance control mode will
be canceled automatically:
When the brake control or output
●
restriction control of a driving sup-
port system operates
(For example: Pre-Collision Sys-
tem, drive-start control)
● When the parking brake has been
operated
● 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 unfas-
tened
• The driver's door is opened
• Approximately 3 minutes have
elapsed since the vehicle was
stopped
The parking brake may be actived
automatically.
● Situations in which some or all of
the functions of the system cannot
operate: P.221
■ Dynamic radar cruise control
system warning messages and
buzzers
For safe use: P.215
4-5. Using the driving support systems
■ Preceding vehicles that the sen-
sor may not detect correctly
In the following situations, depend-
ing on the conditions, if the system
cannot provide sufficient decelera-
tion or acceleration is necessary,
operate the brake pedal or accelera-
tor pedal.
As the sensor may not be able to
correctly detect these types of vehi-
cles, the approach warning
(P.265) may not operate.
● When a vehicle cuts in front of
your vehicle or changes lanes
away from your vehicle extremely
slowly or quickly
● When changing lanes
● When a preceding vehicle is driv-
ing 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 cor-
rectly
In the following situations, operate
the brake pedal (or accelerator
pedal, depending on the situation)
as necessary.
As the sensor may not be able to
correctly detect a vehicle, the sys-
tem may not operate properly.
● When a preceding vehicle brakes
suddenly
● When changing lanes at low
speeds, such as in a traffic jam
Approach warning
In situations where the vehicle
approaches a preceding vehicle
and the system cannot provide
sufficient deceleration, such as
if a vehicle cuts in front of the
vehicle, a warning display will
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