2013 Toyota Sienna Owners Manual - Page 1066

5-2. Steps to take in an emergency Installing the spare tire STEP 1 Remove any dirt or foreign matter from the wheel contact surface. If foreign matter is on the wheel contact surface, the wheel nuts may loosen while the vehicle is in motion, causing the tire to come off. STEP 2 Tapered portion Install the tire and loosely tighten each wheel nut by hand by approximately the same amount. Tighten the wheel nuts until the tapered portion comes into loose contact with the disc wheel seat. Disc wheel seat STEP 3 Lower the vehicle. 5 When trouble arises 769 SIENNA_OM_OM45472U_(U)