2012 Toyota Sienna Owners Manual - Page 780
2012 Toyota Sienna Manual
Page 780 highlights
5-2. Steps to take in an emergency STEP 3 Attach the adapter socket over the spare tire clamp bolt. Connect the jack handle and the adapter socket. Turn the jack handle. The tire will be lowered completely to the ground. STEP 4 Take the spare tire out from underneath the vehicle and remove the holding bracket. 750 SIENNA_U (OM45477U)