Opel CORSA 1.0 2019 Owner's Manual page 56

54 Seats, restraints
X : no ISOFIX child restraint system approved for this weight class
: move seat forwards as far as necessary and adjust seat backrest as far as necessary to a vertical position to ensure
1
that the belt runs forwards from the upper anchorage point
: move seat upwards as far as necessary and adjust seat backrest as far as necessary to a vertical position to ensure
2
that the belt is tight on the buckle side
: move the respective front seat ahead of the child restraint system forwards as far as necessary
3
: adjust the respective backrest to the rearmost position 3 57, adjust the respective headrest as necessary or
4
remove if required 3 34
: ISOFIX / Top-tether fastening points optional for the front passenger seat (not available for sport seats)
5
ISOFIX size class and seat device
A – ISO/F3 : forward-facing child restraint system for children of maximum size in the weight class 9 to 18 kg
B – ISO/F2 : forward-facing child restraint system for smaller children in the weight class 9 to 18 kg
B1 – ISO/F2X : forward-facing child restraint system for smaller children in the weight class 9 to 18 kg
C – ISO/R3 : rear-facing child restraint system for children of maximum size in the weight class up to 18 kg
D – ISO/R2 : rear-facing child restraint system for smaller children in the weight class up to 18 kg
E – ISO/R1 : rear-facing child restraint system for young children in the weight class up to 13 kg