Toyota 2009 Tundra Owner's Manual page 181

1-7. Safety information
Forward-facing ⎯ Convertible seat
n
CrewMax models: If the child restraint has a top tether strap,
the top tether strap should be latched onto the top tether strap
anchor. (→P. 162)
154
While pushing the child seat
down into the rear seat, allow the
shoulder belt to retract until the
child seat is securely in place.
After the shoulder
retracted to a point where there is
no slack in the belt, pull the belt to
check that it cannot be extended.
Place the child seat on the seat
facing the front of the vehicle.
Run the seat belt through the
child seat and insert the plate
into the buckle. Make sure that
the belt is not twisted.
belt has