SOLVED: Where is mazda 2 2004 fuel filter located? - Fixya Jan 16, 2011The fuel filter is located on the right hand side of the car is under a plastic shield just in front of the rear right side wheel . In some cars of mazda 3 the filter on Mazda 3 models is part of the fuel pump assembly. The fuel filter on all Mazda cars can be located on a bracket in the left rear of the engine compartment, next to or beneath the brake master cylinder fluid reservoir or as Where is the fuel filter located on a 2004 Mazda MPV? I Jun 23, 20082004 Mazda MPV: the fuel filter locatedster. Where is the fuel filter.. Where is the fuel filter located on a 2004 Mazda MPV? I ordered a filter from Mazda parts. It's a small plastic canister with hose connections on one end---but I can't seem to find it on my vehicle.