E46Fanatics - View Single Post - ***The Official M56 SULEV Warranty Documents, Check-in, and Questions Thread***
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Old 04-19-2012, 07:51 PM   #4
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I posted a PDF file in Post #1 that's worth giving a once over. I'd be tempted to say that the O2 sensors are different beyond the plug.

Here are part numbers for the O2 sensors:

These links are for a SULEV sedan with a build date of 03/2004.

Last edited by briangl92; 04-19-2012 at 08:27 PM.
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