Kia CERATO 2018 Owner's Manual page 469

*11 : This maintenance schedule depends on fuel quality. It is applicable only when using a qualified fuel <"EN590 or equiva‐
lent">. If the diesel fuel specifications don't meet the EN590, it must be replaced more frequently. If there are some
important safety matters like fuel flow restriction, surging, loss of power, hard starting problem etc., replace the fuel
filter immediately regardless of maintenance schedule and consult a professional workshop. Kia recommends to consult
an authorized Kia dealer/service partner.
*12 : Middle East includes Libya, Algeria, Morocco, Tunisia, Sudan, Egypt and Iran.
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