Thread: P0041 and P0123
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Old 12-09-2012, 01:43 PM   #6
simo10
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Location: florida, FL
What I Drive: 2002 ford focus

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All O2 connections seem solid, although the connector for the downstream sensor is kind of floating around and very close to the axle. I couldn't see anything out of the ordinary.

Could it be a bad O2 sensor?
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