2010 Toyota Yaris Owners Manual - Page 457
2010 Toyota Yaris Manual
Page 457 highlights
1 -3 . Adjust a ble c om pone nt s (se a t s, m irrors, st e e ring w he e l) Re a r se at s (split re a r se at s only) The seatbacks of the rear seats can be folded down. Insert the key into the hole on the center seat belt buckle to release tab (with hooked end), and allow the belt to retract. Remove the seat belts from the seat belt guides. Check that the security lock levers in the trunk are in unlock position. 38