2012 Toyota Sienna Navigation Manual - Page 434

REAR VIEW MONITOR SYSTEM 3. Back up until the parking assist guidelines meet the left edge of the parking space. Stop the vehicle, turn the steering wheel all the way to the right, and back up the vehicle to park. The point at which turn the steering wheel depends on the width of the parking space. 4. When the vehicle is in the parking space, turn the steering wheel so that the vehicle width extension guide lines and the clearance to the left and right of the parking space are about the same near the vehicle. Back up slowly. 247