2004 Honda Civic Replacement Fuel Filters – CARiD Honda Civic CNG 2004, Fuel Filter O-Ring by Genuine®. If your fuel system parts are in need of repair, don’t compromise the performance and safety of your car with suspect, off-brand replacement parts from the local auto parts chain.. SOLVED: Replace fuel filter on 2004 Honda Civic - Fixya Replace fuel filter on 2004 Honda Civic I am told the fuel fliter is attached to the pump inside the gas tank on a - Honda 2004 Civic question. Search Fixya Unlock code for my 2006 Honda civic radio. 2006 Honda Civic Hybrid. 2 Answers Belt routing diagram for serpentine belt on 2007. 2007 Honda Civic GX NGV Sedan.