2009 Toyota Avalon Owners Manual - Page 196

2-4. Using other driving systems n Vehicle-to-vehicle distance settings Select a distance from the table below. Note that the distances shown correspond to a vehicle speed of 55 mph (90 km/h). Vehicle-to-vehicle distance increases/decreases in accordance with vehicle speed. Distance options Long Medium Short n Laser radar sensor Always keep the sensor 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 laser cruise control is canceled if an obstruction is detected. n Approach warning In the following instances, there is a possibility that the warning will not occur. l When the speed of the vehicle ahead matches or exceeds your vehicle's speed l When the vehicle ahead is traveling at an extremely slow speed l Immediately after the cruise control speed has been set l At the instant the accelerator is applied n Certification This product is a class l laser product complied with 21 C.F.R part 1040.10 and 1040.11. Vehicle-to-vehicle distance Approximately 245 ft. (75 m) Approximately 165 ft. (50 m) Approximately 100 ft. (30 m) 170