Toyota 2014 Sienna Manual page 312

2-4. Using other driving systems
■
Automatic cancelation of constant speed control
The cruise control will stop maintaining the vehicle speed in the following sit-
uations.
●
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.
●
Vehicle speed falls below approximately 25 mph (40 km/h).
●
Enhanced VSC is activated.
■
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 is canceled if an obstruction is detected.
■
Warning lights for dynamic radar cruise control
Warning light is used to indicate a system malfunction or to inform the driver
of the need for caution while driving. (P. 743)
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SIENNA_OM_OM45483U_(U)
Grille cover
Radar sensor