Seat Ateca Owner's Manual page 28

Weight group
Group 0 to 10 kg
Group 0+ to 13 kg
Group I 9 to 18 kg
Group II 15 to 25 kg
Group III 22 to 36 kg
X: It is not compatible to install chairs in this configuration.
U: Suitable for universal restraint systems for use in this weight group.
UF: Acceptable for front-facing universal-category child restraint systems approved for this mass group.
a) Compliance with current national legislation and the manufacturer's instructions is required when using or installing child seats.
b) For semi-universal chairs where the securing system is the car safety belt and the support bracket, do not use them in the centre rear seat.
c) Seats without height adjustment should be placed in their rearmost position. Seats with height adjustment should be placed in their rearmost and highest position.

›››
in Safety instructions on page 91
Securing child seats with "ISOFIX" and Top Tether*
Child seats can be secured quickly, easily
and safely on the rear outer seats with the
"ISOFIX" and Top Tether* system.
Two "ISOFIX" retaining rings are fitted on
each rear seat. In some vehicles, the rings
are secured to the seat frame and, in others,
they are secured to the rear floor. The "ISO-
26
The essentials
a)
Front passenger seat
airbag on airbag off
X U
X U
X U
X UF
X UF
FIX" rings are located between the rear seat
backrest and the seat cushioning
The Top Tether* rings are located on the rear
part of the backrests of the rear seats (be-
hind the seat backrest or in the boot)
›››
Fig. 33.
Seating position
Rear side seat
c)
U
c) U
c)
U
c)
UF
c) UF
To understand the compatibility of the "ISO-
›››
Fig. 32.
FIX" systems in the vehicle, consult the table
below.
The body weight permitted and information
regarding sizes A to F is indicated on the la-
bel on child seats with "universal" or "semi-
universal" certification.
b)
Rear central seat
U
U
U
UF
UF