2011 Lexus RX 350 Owners Manual - Page 210

1-7. Safety information n Booster seat STEP 1 Fold the seatback while pulling the seatback angle adjustment lever. Return the seatback and secure it at the first lock position. (→P. 66) 1 Before driving STEP 2 Place the child restraint system on the seat facing the front of the vehicle. STEP 3 Sit the child in the child restraint system. Fit the seat belt to the child restraint system according to the manufacturer's instructions and insert the plate into the buckle. Make sure that the belt is not twisted. Check that the shoulder belt is correctly positioned over the child's shoulder, and that the lap belt is as low as possible. (→P. 75) 137