E46Fanatics - View Single Post - O2 Bank 2 Sensor 1, which one?
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Old 03-11-2008, 02:43 AM   #10
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Join Date: Aug 2003
Location: San Diego
Posts: 594
My Ride: 2004 325Ci
Yeah, I think the 2003-2006 models use the newer O2 Sensor. Which cost a lot more than the older ones.


Here is a pic of the older O2 Sensor:

older sensor plug:

and the newer O2 sensor looks like this, I guess:

Last edited by sdbimmer; 03-11-2008 at 03:39 AM.
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