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Old 11-07-2012, 10:28 AM   #45
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Join Date: Dec 2003
Location: Wichita
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My Ride: 2011 E90 M3
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Nope. Pre cat sensors are critical to proper and safe operation of the engine. I'd make sure the seller replaces those and then rechecks. Could be a lot of things. My sensors were cooked because the car was running lean and I got that fault.
2013 F30 328i - Melbourne Red
2011 E90 M3 - Monte Carlo Blue
2004 E46 M3 - Imola red
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