2009 Toyota Land Cruiser Owners Manual - Page 211

2-4. Using other driving systems Obstacle detection range 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. 2 When driving ITY24C018 Warning beep volume and touch screen settings (vehicles with navigation system only) You can change the warning beep volume and touch screen operating conditions. STEP 1 Press Touch . to display the "Information" screen. STEP 2 197