2011 Toyota Sienna Owners Manual - Page 283

1-7. Safety information Type B STEP 3 Latch the hooks of the lower straps onto the LATCH anchors. If the child restraint has a top tether strap, the top tether strap should be latched onto the top tether strap anchor. For owners in Canada: The symbol on a child restraint system indicates the presence of a lower connector system. 1 Before driving Canada only Installing child restraints using a seat belt (child restraint lock function belt)