2012 Nissan Titan Owner's Manual - Page 59
2012 Nissan Titan Manual
Page 59 highlights
6. Check to make sure the child restraint is properly secured prior to each use. If the seat belt is not locked, repeat steps 3 through 5. WRS0916 WRS0917 Forward-Facing - step 4 4. 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. Forward-Facing - step 5 5. 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 seat 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. 1-42 Safety-Seats, seat belts and supplemental restraint system