what cause P 0300 code?

Asked by Jul 31, 2016 at 02:08 PM about the 2006 Kia Rio5

Question type: Maintenance & Repair

2 Answers


misfiring engine random. Ignition issues check everything... possibly fuel as the secondary cause.

1 of 1 people found this helpful.

In my years I have seen a lot of things cause the random misfire codes, plugs, coils, wires, injectors, vacuum leaks, low fuel pressure. Auto is right, check everything.

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