Subaru 2003 Baja - Manual (Page 54)

BAJA U.S.A..A2310BE–A
1-30
HB1134BA
2. Pull the seatback locking knob and fold the seatback forward to
see the tether anchorage on the backside of the seatback.
HB1144BA
3. Connect the tether belt hook onto the tether anchorage on the
backside of the seatback. Take up any slack in the tether belt after
connecting it to the tether anchorage.