Q: I have a p0302 already replaced spark plugs and wires and coil pack and fuel injector runs rough at idle but smooths out at 1500

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I have a p0302 already replaced spark plugs and wires and coil pack and fuel injector runs rough at idle but smooths out at 1500 rpm

My car has 170000 miles.
My car has an automatic transmission.

Hi Tyler. Thanks for contacting us today. I think you might find this article very helpful, as it will explain the source of this error code, possible sources and repair solutions.

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