Lexus GS 450h2011 Manual page 190

2-4. Using other driving systems
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
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 or plastic
objects, cannot be detected by the obstruction sensor.)
Dynamic radar cruise control is canceled if an obstruction is detected.
Approach warning
■
In the following instances, there is a possibility that the warnings will not occur:
When the speed of the vehicle ahead matches or exceeds your vehicle' s speed
●
When the vehicle ahead is traveling at an extremely slow speed
●
Immediately after the cruise control speed has been set
●
At the instant the accelerator is applied
●
190
GS_HV_U (OM30C14U)
May 21, 2010 2:41 pm
Long
Medium
Short
Grille cover
Radar sensor
Vehicle-to-vehicle distance
Approximately 210 ft. (65 m)
Approximately 150 ft. (45 m)
Approximately 100 ft. (30 m)