The Po300 is a random misfire code where the PCM is picking up the misfires. The other two codes are lean mixture codes. More than likely these are due to bad intake manifold gaskets allowing unmetered air to enter the engine causing the engine to lean out and possibly run a little rough when cold.
1999 Ford Explorer windshield fluid won't work, the pump has been change, Haynes electrical...
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1999 Ford Explorer windshield fluid won't work, the pump has been change, Haynes electrical schematic won't give relay info (part # or location) can you help?
I just bought a 1998 ford explorer and the lights stay on everytime when I turn the key off for...
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I just bought a 1998 ford explorer and the lights stay on everytime when I turn the key off for about 3to5 minutes I there a timer or relay I could remove to avoid that feture