2013 Toyota Sienna Owners Manual - Page 1204

3-1. When you think a malfunction has occurred STEP 5 Press the rear side of the seat position adjustment switch on the right-hand side of the seat, and slide the AUTO ACCESS SEAT toward the rear of the vehicle by 2 in. (5 cm). If the rear side of the seat position adjustment switch is pressed and held while the lower side of the seat raise/lower switch is being pressed, the AUTO ACCESS SEAT will slide towards the front of the vehicle. STEP 6 Press the forward side of the seat position adjustment switch on the right-hand side of the seat, and rotate the AUTO ACCESS SEAT toward the inside of the vehicle until the beep sounds. If the forward side of the seat position adjustment switch is pressed and held while the lower side of the seat raise/lower switch is being pressed, the AUTO ACCESS SEAT will rotate to the outside of the vehicle. 50 SIENNA AAS_OM45476U_(U)