Mazda CX-9 2019 Owner's Manual page 64

Essential Safety Equipment
Child Restraint
WARNING
Use the tether and tether anchor only for a
child-restraint system:
Using the tether or tether anchor to secure
anything but a child-restraint system is
dangerous. This could weaken or damage
the tether or tether anchor and result in
injury.
2-52
Always remove the head restraint and
install child-restraint system (except when
installing a backless booster seat)
(Second-row seat):
Installing a child-restraint system without
removing the head restraint is dangerous.
The child-restraint system cannot be
installed correctly which may result in
death or injury to the child in a collision.
Second-row
outboard seat
Forward
Second-row
center seat
Forward
Always attach the tether strap to the
correct tether anchor position:
Attaching the tether strap to the incorrect
tether anchor position is dangerous. In a
collision, the tether strap could come off
and loosen the child-restraint system. If the
child-restraint system moves it could result
in death or injury to the child.
Tether strap
Tether strap