2011 Toyota Highlander Owners Manual - Page 180
2011 Toyota Highlander Manual
Page 180 highlights
1-7. Safety information Removing a child restraint installed with a seat belt Push the buckle release button and fully retract the seat belt. 1 Before driving Child restraint systems with a top tether strap (second seat only) STEP 1 Secure the child restraint using the seat belt or lower anchors, and adjust the head restraint to the upmost position. 151