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• that the car buckle q is not reaching  all the way to the 
blue belt slot m 
• that the car belt is tight and not twisted
• that the ATON 2 is vertically installed on the car seat 
(see marking) 
 
 
NOTE! The CYBEX ATON 2 is exclusively made for  
forward facing car seats, which are equipped with a 
3-point belt system according to ECE R16. 
• Lift up the linear-side.impact protection (LSP) device 
to improve side protection during a side collision.
REMOVING THE INSERT
The insert, which is preinstalled when  purchased, helps 
to support lying comfort and t for the smallest babies. 
In order to remove the insert please loosen the cover in 
the baby seat, lift the insert a little bit and take it out of 
the seat. 
The insert may be removed after approx.  3 months to 
provide more space.
The adjustable insert x (left picture top of page 35) 
enhances the comfort of the child up to approx.  
9 months. Later the insert can be removed to give the 
child additional space.
q
m