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4-5. Using the driving support systems
Dynamic radar cruise control can be set when
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The shift lever is in D or range 4 or higher of S has been selected.
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Range 4 or higher of D has been selected by using the paddle shift switch (vehicles with
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paddle shift switches).
Vehicle speed is at or above approximately 50 km/h (30 mph).
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Accelerating after setting the vehicle speed
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The vehicle can accelerate by operating the accelerator pedal. After accelerating, the
set speed resumes. However, during vehicle-to-vehicle distance control mode, the vehi-
cle speed may decrease below the set speed in order to maintain the distance to the pre-
ceding vehicle.
Automatic cancelation of vehicle-to-vehicle distance control mode
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Vehicle-to-vehicle distance control mode is automatically canceled in the following situ-
ations:
Actual vehicle speed falls below approximately 40 km/h (25 mph).
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VSC is activated.
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Active TRC is activated for a period of time.
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When the VSC or Active TRC system is turned off.
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When second start mode is set.
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The sensor cannot detect correctly because it is covered in some way.
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Pre-crash braking is activated.
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The switching operation continues for 5 seconds or more after the center differential
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lock switch has been operated.
If vehicle-to-vehicle distance control mode is automatically canceled for any other rea-
son, there may be a malfunction in the system. Contact your Lexus dealer.
Automatic cancelation of constant speed control mode
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Constant speed control mode is automatically canceled in the following situations:
Actual vehicle speed is more than approximately 16 km/h (10 mph) below the set vehi-
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cle speed.
Actual vehicle speed falls below approximately 40 km/h (25 mph).
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VSC is activated.
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Active TRC is activated for a period of time.
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When the VSC or Active TRC system is turned off.
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Pre-crash braking is activated.
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The switching operation continues for 5 seconds or more after the center differential
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lock switch has been operated.
If constant speed control mode is automatically canceled for any other reason, there may
be a malfunction in the system. Contact your Lexus dealer.
Brake system operation sound
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If the brakes are applied automatically while the vehicle is in vehicle-to-vehicle distance
control mode, a brake system operation sound may be heard. This does not indicate a
malfunction.
LX570_450d_OM_OM60R63E_(GE)