The adjustment shall be based on the ratio between the typical in-use fuel consumption and the fuel consumption on the ageing cycle, but fuel consumption on the ageing cycle must not exceed typical in-use fuel consumption by more than 30 %.
Kohandamise aluseks on tüüpilise kasutusaegse kütusekulu ja vanandamistsükliaegse kütusekulu suhtarv, kuid vanandamistsükli kütusekulu ei tohi olla tüüpilisest kasutusaegsest kütusekulust rohkem kui 30 protsenti suurem.