Ford Mustang Forum - View Single Post - PO175 on 93 Race
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post #1 of (permalink) Old 08-12-2014 Thread Starter
mustang-lover05
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Joined: Jun 2012
Location: Mt.Juliet
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PO175 on 93 Race

I got a DTC code for running rich bank 2 today, I returned the car to stock and I am not getting a PO171 code running lean bank 1? I don't have any clue what would cause the car to run rich then lean 20 minutes apart any ideas?

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