Lexus LS 600h L 2012 Owner's Manual page 247

2-4. Using other driving systems
Dynamic radar cruise control can be set when
■
The shift lever is in the "D" or range "4" or higher of "S" has been selected.
●
Vehicle speed is above approximately 30 mph (50 km/h).
●
Accelerating after setting the vehicle speed
■
The vehicle can accelerate normally. After acceleration, the set speed resumes.
However, during vehicle-to-vehicle distance control mode, the vehicle speed may
decrease below the set speed in order to maintain the distance to the vehicle
ahead.
Automatic cancelation of vehicle-to-vehicle distance control
■
Vehicle-to-vehicle distance control driving is automatically canceled in the follow-
ing situations:
Actual vehicle speed falls below approximately 25 mph (40 km/h).
●
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 "AUTO" mode or the high speed wiper operation position).
When snow mode is set.
●
If vehicle-to-vehicle distance control driving is automatically canceled for any other
reason, there may be a malfunction in the system. Contact your Lexus dealer.
Automatic cancelation of constant speed control
■
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.
Vehicle speed falls below approximately 25 mph (40 km/h).
●
VSC is activated.
●
244
Adjusting the speed setting:
→P. 238
Canceling and resuming the speed
setting: →P. 240