Warning Messages And Buzzers For Dynamic Radar Cruise Control With Full-Speed Range - Lexus GS450h Owner's Manual

Automatic cancelation of constant speed control
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The cruise control will stop maintaining the vehicle speed in the following situations:
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).
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VSC is activated.
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TRAC is activated for a period of time.
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When the VSC or TRAC system is turned off by pressing the VSC OFF switch.
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When the LKA (Lane-Keeping Assist) will be activated
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Using the radar cruise control in vehicle-to-vehicle distance control mode, lane
keeping assist function is activated.
Radar sensor and grille cover
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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 or plastic
objects, cannot be detected by the obstruction sensor.)
Dynamic radar cruise control with full-speed range is canceled if an obstruction is
detected.
Grille cover
1
Radar sensor
2
Warning messages and buzzers for dynamic radar cruise control with full-speed
■
range
Warning messages and buzzers are used to indicate a system malfunction or to
inform the driver of the need for caution while driving. (P. 516)
GS450h_OM_OM30E26U_(U)
4-5. Using the driving support systems
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