2011 Toyota Prius Navigation Manual - Page 231

ADVANCED PARKING GUIDANCE SYSTEM (a) When the pre−support function is in use " 1 Push the pre−support switch twice 2 Sensor detection range 1. With the vehicle speed at less than 9 mph (15 km/h) and the vehicle on the near side of the parking space, push the pre−support switch twice. Confirm that the display has switched to the "Back− in mode" screen. 2. Move the vehicle to a position perpendicular to the parking space, and as close as possible to the parked vehicle. INFORMATION D Move the vehicle forward as slowly as possible so that the steering wheel can be turned as soon as the chime sounds. D To cancel the guidance function, turn off the pre−support function by pushing the pre−support switch once. INFORMATION D The mode will switch with each push of the pre−support switch. D If the shift position is in "P" or if the vehicle speed is 9 mph (15 km/h) or above, two beeps will sound when the pre−support switch is pushed, and the display will not change. D If the shift position is in "R", the display will not change. 233