Toyota PRIUS 2023 Manual page 266

266
4-5. Using the driving support systems
flash and a buzzer will sound to
alert the driver. Depress the
brake pedal to ensure appropri-
ate vehicle-to-vehicle distance.
Warnings may not occur
■
when
In the following situations, the
warning may not operate even
though the vehicle-to-vehicle
distance is short.
 When the preceding vehicle is
traveling at the same speed
or faster than your vehicle
 When the preceding vehicle is
traveling at an extremely low
speed
 Immediately after the vehicle
speed has been set
 When the accelerator pedal is
depressed
Curve speed reduction
function
When a curve is detected, the
vehicle speed will begin being
reduced. When the curve ends,
the vehicle speed reduction will
end.
Depending on the situation, the
vehicle speed will then return to the
set vehicle speed.
In situations where vehicle-to-vehi-
cle distance control needs to oper-
ate, such as when a preceding
vehicle cuts in front of your vehicle,
the curve speed reduction function
will be canceled.
■ Situations in which the curve
speed reduction function may
not operate
In situations such as the following,
the curve speed reduction function
may not operate:
● When the vehicle is being driven
around a gentle curve
● When the accelerator pedal is
being depressed
● When the vehicle is being driven
around an extremely short curve
Support for lane change
If your vehicle is being driven at
approximately 50 mph (80 km/h)
or more and a lane change to
the passing lane is performed,
when the turn signal lever is
operated and the lane is
changed, the vehicle will accel-
erate up to the set speed to
assist in overtaking.
The system's recognition of
which lane is the passing lane
may be based solely on the
location of the steering wheel in
the vehicle (left-hand drive/right-
hand drive). If the vehicle is
driven in a location where the
passing lane is on the opposite
side of that where the vehicle
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