Opel Astra J 1.4 Turbo 2019 Owner's Manual page 46

44 Seats, restraints
ISOFIX child restraint systems
Fasten vehicle-approved ISOFIX
child restraint systems to the ISOFIX
mounting brackets. Specific vehicle
ISOFIX child restraint system
positions are marked in the table by
IL.
ISOFIX mounting brackets are
indicated by a label on the backrest.
Top-tether anchors
Depending on country specific
equipment, the vehicle might have
two or three anchors.
Top-Tether anchors are marked with
the symbol : for a child seat.
Open the flap of the required
fastening eye on the placement area
behind the head restraints, marked by
the child seat symbol.
In addition to the ISOFIX mounting,
fasten the Top-Tether strap to the
Top-Tether anchors.
ISOFIX child restraint systems of
universal category positions are
marked in the table by IUF.