2003 Toyota Tundra Owners Manual - Page 403

'03 TUNDRA_U (L/O 0301) Lower anchorages for the child restraint systems complying with the FMVSS225 or CMVSS210.2 specifications are installed in the rear seat. The anchorages are installed in the clearance between the seat cushion and seatback of the right side of the seat as shown in the illustration. Child restraint systems complying with the FMVSS225 or CMVSS210.2 specification can be fixed to these anchorages. In this case, it is not necessary to fix the child restraint system with a seat belt on the vehicle. Canada only Type A Canada only Type B 83 2003 TUNDRA from Jan. '03 Prod. (OM34421U)