PO304 & PO305 ?? Please Help! - Ranger-Forums - The Ultimate Ford Ranger Resource

2.9L & 3.0L V6 Tech General discussion of 2.9L and 3.0L V6 Ford Ranger engines.

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Old 11-25-2009
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Join Date: Nov 2009
Location: Kennesaw, GA
Posts: 6
Icon9 PO304 & PO305 ?? Please Help!

I know this means I have a misfire on cylinder 4 & 5. Plugs, wires, and coil pack is brand new. Only misfires above 3000rpm. I think its my CPS/SS. Let me know what yall think and how to fix it...major power loss...i can barely get up a hill...PLEASE HELP!!!
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Old 11-25-2009
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Join Date: Mar 2009
Location: Charlotte, NC
Posts: 119
Check for a plugged cat.
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