2004 Toyota Matrix Owners Manual - Page 56
2004 Toyota Matrix Manual
Page 56 highlights
'04 MATRIX_U (L/O 0307) -Installation with seat belt (A) Infant seat (C) Booster seat (A) INFANT SEAT INSTALLATION An infant seat must be used in rear − facing position only. (B) Convertible seat 56 2004 MATRIX from Oct. '03 Prod. (OM12861U)