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Old 11-21-2010, 04:57 PM
221k 221k is offline
Learning to use the forums
 
Join Date: Nov 2010
Posts: 2
Default Re: If you have an 01+ 4.0 with lean codes (PO171 and/or PO174) look here!

my ranger has kicked thos codes since it had about 80 k on it. I havent done anything but now im have a problem with my number 3 plug fouling.my head gaskets are leaking.and i have to replace the plug every 500 miles. Are there any quick fixes for his problem.I just need to get another 30 k out of engine.
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