Lexus LX 570 2009 Manual page 224

2-4. Using other driving systems
Obstacle detection range
224
About 1.8 ft. (60 cm)
About 5.0 ft. (150 cm)
The detection area of the sensors is
shown to the left. If obstacles move
too close to the sensors, they will
not be detected.
The range of the sensors may
change depending on the shape of
the object etc.