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code


bronco1960
08-02-2010, 08:22 PM
0300 code on a 2003 expedition 4.6 engine
Franco2112
08-02-2010, 09:01 PM
Ignition System or Misfire. P0300 Random/Multiple Cylinder Misfire Detected.
Most likely a bad coil, spark plugs, or wires. Also check all vacuum hoses.
Franco

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