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p0300

  1. 2003-2008 Pilot
    I am working on a 2006 pilot for a friend. It started when they told me it needed a starter because it wasn't starting. I changed out the starter and noticed the old one looked good. And like I thought the new starter did not fix the problem. A broken ground from engine to frame above radiator...
  2. 2003-2008 Pilot
    Searched all over this forum and others but haven't found anyone with same combination of issues. 2007 Honda Pilot EX-L 4WD with about 145k miles has had P0420 code for a while maybe a year now intermittently. Only seemed to come on right after refueling every few fill-ups, so I replaced gas cap...
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