check engine light is on each time i take to aut zone for code reading i get a on 1998 Ford F-150

a diferent code reading i replaced fuel filter but says o2 sensors and hi an low fuel pressure what reading do i use what could be wrong

by in Umatilla, FL on October 17, 2012
1 answer
ANSWER by , November 05, 2013
Maybe a gas cap could the issue LOOSE also