2011 Toyota Sienna Owners Manual - Page 273
2011 Toyota Sienna Manual
Page 273 highlights
1-7. Safety information Types of child restraints Child restraint systems are classified into the following 3 types according to the age and size of the child: Rear facing ⎯ Infant seat/convertible seat 1 Before driving Forward facing ⎯ Convertible seat Booster seat 179