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Ford Explorer Community - Maintenance - Modifications - Performance Upgrades - Problem Solving - Off-Road - Street
Explorer Forum Covers the Explorer ST, Explorer Sport, Explorer Sport Trac, Lincoln Aviator, Mercury Mountaineer, Mazda Navajo, Ford Ranger, Mazda Pickups, and the Ford Aerostar
ok..i got codes p301, p302, po303 and p174. which are misfires and last one is lean fuel ratio.
it happened on my way home from a 3 hour trip...sounds like there is a knock..
what could this be and how can i fix this if yall know the prob. thanks in advance