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| Guest 
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			So my 2004 ci bmw service engne lights pops ouy and they. told me it the o2 sensor how i find out which one is it since there are to o2 sensors  __________________ This post was auto-generated based upon a question asked on our tech article page here: | ||
|  03-28-2014, 10:47 AM | 
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| Moderator Join Date: Jul 2012 Location: New England 
					Posts: 3,189
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			The fault code will note which sensor it is.  - Nick | ||
|  03-28-2014, 10:47 AM | 
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