2010 Toyota Matrix Owners Manual - Page 59

1-3. Adjustable components (seats, mirrors, steering wheel) STEP 2 Lower the head restraint and fix the seatback at the most upright lock position. STEP 3 Pull up either seatback lock release knob beside the seatback and fold the seatback down. Active head restraints When the occupant's back presses against the seatback during a rear-end collision, the head restraint moves slightly forward to help reduce the risk of whiplash on the seat occupant. 38