2004 Toyota Sienna Navigation Manual - Page 511

04 SIENNA_U (L/O 0408) Toyota park assist system (type A) The Toyota park assist system is designed to inform you of the approximate distance between your vehicle and an obstruction by indicator and buzzer while driving at approximate 10 km/h (6 mph) or less 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 not in the "P" position. D Rear and rear corner sensors work The mirror angle can be adjusted by pushing its edge. only when the transmission is in the "R" position. D When the vehicle is forwarding, the front corner sensors work. 1: Rear sensors 2: Rear corner sensors 3: Front corner sensors 329 2004 SIENNA from Aug. '04 Prod. (OM45422U)