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P Codes (powertrain)
P0400 - P0499
1997 Mercury Marquis
Also forgot to add to last post that while I had codes p0171 and p0174 showing a lean condition, I cleaned maf sensor. This seemed to make the cel go out along with the replacement of boot for egr.
Thursday, November 25th, 2010 AT 12:41 AM
So what is the problem now?
Thursday, November 25th, 2010 AT 4:44 AM
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