Toyota Avensis Owner's Manual page 165

(1) For the CRS which do not carry the ISO/XX size class identifica-
tion (A to G), for the applicable mass group, the car manufac-
turer shall indicate the vehicle specific ISOFIX child restraint
system(s) recommended for each position.
Key of letters inserted in the above table:
IUF: Suitable for ISOFIX forward-facing child restraint systems of
universal category approved for use in this mass group.
IL1: Suitable for "TOYOTA MINI with TOYOTA ISOFIX BASE" (0 to
13 kg [0 to 26 lb.]) approved for the use in this mass group.
IL2: Suitable for "TOYOTA MIDI with TOYOTA ISOFIX BASE" (0 to
18 kg [0 to 39 lb.]) approved for the use in this mass group.
X: ISOFIX position not suitable for ISOFIX child restraint systems
in this mass group and/or this size class.
The child restraint systems mentioned in the table may not be avail-
able outside of the EU area.
Other child restraint systems different from the systems mentioned in
the table can be used, but the suitability of the systems must be care-
fully checked with the child restraint system manufacturer and
retailer.
AVENSIS_OM_OM20B88E_(EE)
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