2011 Toyota Sienna Owners Manual - Page 208
2011 Toyota Sienna Manual
Page 208 highlights
1-3. Adjustable components (seats, mirrors, steering wheel) Driving position memory∗ Your preferred driving position (the position of the driver's seat and outside rear view mirrors) can be memorized and recalled with the touch of a button. It is also possible to set this function to activate automatically when the doors are unlocked. Two different driving positions can be entered into memory.