BMW 3-Series (E90 E92) Forum - View Single Post - Trying to sort out P013E & P013A codes after VRSF downpipe & DP fix install

vivanapoli806 · 09-03-2016, 11:53 AM

If you run a dp fix for an extended period of time it will begin to mess with your afr which can cause you to run lean. It's meant to only be used before emissions. Also the dp fix is for the n54 engines not the n55

09-03-2016, 11:53 AM	#5
vivanapoli806 Captain 88 Rep 824 Posts Drives: 2012 535i Xdrive Msport Join Date: Apr 2013 Location: Chicago Burbs iTrader: (2)	If you run a dp fix for an extended period of time it will begin to mess with your afr which can cause you to run lean. It's meant to only be used before emissions. Also the dp fix is for the n54 engines not the n55
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