2006 Toyota Sienna Owners Manual - Page 576

06 SIENNA_U (L/O 0603) Toyota park assist system (type B) In the following cases, the system may not work properly. The system may not detect the following. D When ice, snow, mud or other objects build up on the sensor. D When the vehicle is parked in extremely high or extremely low temperature for a long period. D Thin objects such as a wire or rope D Objects with a surface area too small to reflect ultrasonic waves wire gauze rial such as cotton or snow such as D When driving on bumpy or graveled roads or on grass D Sound wave absorbing objects or mateD A person near the vehicle (depending on the type of clothes worn) D When a device such as a horn from another vehicle, motorcycle engine, or an air brake sound from a heavy- duty vehicle, issues ultrasonic waves, near your vehicle D Objects with a sharp edge D Small or short objects D Tall objects with an upper part projecting toward the vehicle 1: Rear sensors 2: Rear corner sensors D When attaching a two- way radio antenna D When rain or water splashes on the sensor. D Objects just under the bumper D Objects very close to your vehicle In the following cases, have Toyota dealer check the system. your D When operating the vehicle on an inclined surface D When a radio antenna or fender pole is mounted on your vehicle. D When the bumper is damaged. D When the indicator is continuously on. The Toyota park assist system is designed to inform you of the approximate distance between your vehicle and an obstruction by indicator and buzzer when parking the vehicle. This system uses sensors to detect obstructions. This system works when the ignition key is at the "ON" position and the transmission is in the "R" position. The sensors work only when the transmission is in the "R" position. D When a towing hitch is mounted on your vehicle. 344 2006 SIENNA from March '06 Prod. (OM45443U)