Toyota Prius V 2016 Manual page 221

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Set speed
The set speed may be unsustainable depending on driving circumstances.
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Automatic cancelation of vehicle-to-vehicle distance control
Vehicle-to-vehicle distance control driving is automatically canceled in the fol-
lowing situations:
●
Actual vehicle speed falls below approximately 25 mph (40 km/h).
●
Enhanced VSC is activated.
●
The sensor cannot operate correctly because it is covered in some way.
●
The windshield wipers are operating at high speed. (when the wiper switch
is set to the high speed wiper operation position).
If vehicle-to-vehicle distance control driving is automatically canceled for any
other reason, there may be a malfunction in the system. Contact your Toyota
dealer.
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Automatic cancelation of constant speed control
The cruise control will stop maintaining the vehicle speed in the following situ-
ations:
●
Actual vehicle speed is more than approximately 10 mph (16 km/h) below
the set vehicle speed.
At this time, the memorized set speed is not retained.
●
Actual vehicle speed falls below approximately 25 mph (40 km/h).
●
Enhanced VSC is activated.
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Radar sensor and grille cover
Always keep the sensor and grille cover clean to ensure that the vehicle-to-
vehicle distance control operates properly. (Some obstructions, such as
snow, ice and plastic objects, cannot be detected by the obstruction sensor.)
Dynamic radar cruise control (vehicle-to-vehicle distance control mode) is
canceled if an obstruction is detected. (Constant speed control mode can be
used.)
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Grille cover
2
Radar sensor
PRIUS v_OM_OM47B12U_(U)
4-5. Using the driving support systems
221
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