Questions tagged [p0304]

Failure code indicating cylinder four misfire.

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Car jerking when engine warms up

Hey so my car drives great when the engine is cold, but once it warms up to 90 degrees it starts jerking a lot when pressing accelerator. I scanned the car and got codes: p0340(camshaft position ...
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2008 PT Cruiser 4cylinder non turbo

I have a check engine light and a generic 0304 #4 cylinder misfire. I have replaced the plugs, wires and now coil pack but the light reappears. I am a good mechanic but on construction equipment. What ...
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4k views

P0304 code on PT Cruiser

I have a 2005 PT Cruiser Convertible that's leaking oil in #4 cylinder causing engine light to come on. Now, I have changed valve cover gasket and tube seals, spark plugs and wires and coil, pcv ...