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P0133 code O2 sensor: HELP 850

I have gotten a P0133 code (Bank 1 sensor 1) slow reading. I have cleared and has returned so I assume it is real. I quess I have a bad sensor. My question is which one is it. Is it the one befor or after the cat?






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New P0133 code O2 sensor: HELP [850]
posted by  JASAAB subscriber  on Fri Mar 11 00:08 CST 2005 >


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