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Old 12-01-2012, 12:22 PM   #20
Mango
e46mango.com
 
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Join Date: Mar 2006
Location: Southern California
Posts: 25,725
My Ride: 2016 Lexus
looks like an oxygen sensor code. could probably have a large vacuum leak as well. i've seen and heard a large vacuum leak cause a bunch of knocking noises and ruckus in an e46
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