2010 Nissan Sentra Owner's Manual - Page 56

LRS0668 WRS0681 WRS0698 Forward-facing - step 5 5. Allow the seat belt to retract. Pull up on the shoulder belt to remove any slack in the belt. Forward-facing - step 6 6. Remove any additional slack from the seat belt; press downward and rearward firmly in the center of the child restraint with your knee to compress the vehicle seat cushion and seatback while pulling up on the seat belt. 7. Tighten the tether strap according to the manufacturer's instructions to remove any slack. Forward-facing - step 8 8. After attaching the child restraint, test it before you place the child in it. Push it from side to side while holding the child restraint near the seat belt path. The child restraint should not move more than 1 inch (25 mm), from side to side. Try to tug it forward and check to see if the belt holds the restraint in place. If the restraint is not secure, tighten the seat belt as necessary, or put the restraint in another seat and test it again. You may need to try a different child restraint. Not all child restraints fit in all types of vehicles. Safety-Seats, seat belts and supplemental restraint system 1-37