Lexus RX 450h 2010 Owner's Manual page 231

2-4. Using other driving systems
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 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 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.
●
Vehicle-to-vehicle distance settings
■
Select a distance from the table below. Note that the distances shown correspond
to a vehicle speed of 50 mph (80 km/h). Vehicle-to-vehicle distance increases/
decreases in accordance with vehicle speed.
Distance options
Medium
230
Long
Short
Vehicle-to-vehicle distance
Approximately 197 ft. (60 m)
Approximately 132 ft. (40 m)
Approximately 98 ft. (30 m)