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2003 Hyundai Santa Fe with engine code P0304, what parts do I need to buy to fix problem?

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2003 Hyundai Santa Fe 2.7L V6 with engine code P0304, what parts do I need to buy to fix the problem?

Vehicle: 2003 Hyundai Santa Fe 2.7L V6

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Best answer

If you have not replaced the spark plugs I would start by replacing the spark plugs and wires

If the code is still there, the ignition coil might be bad there are 3 coils and each coil is for 2 cylinders. 

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P0304 Hyundai Code - Cylinder 4 Misfire Detected
Read more: https://www.autocodes.com/p0304_hyundai.html

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