2c7c code bank 2 aftercat

gzim335 · 02-16-2015, 11:01 PM

Keep getting a bank 2 aftercat code on highboost,its random but only on higher boost maps like map 3 or map7 with meth.
Should i go ahead and replace the 02 sensor or can it be sometjing else?
Thanks guys

bimmerlove335 · 08-19-2017, 01:41 AM

Did you ever resolve this? Having similar issue

gzim335 · 08-20-2017, 11:15 PM

Quote:

Originally Posted by bimmerlove335

Did you ever resolve this? Having similar issue

Replace 02 sensors

02-16-2015, 11:01 PM	#1
gzim335 Captain 148 Rep 965 Posts Drives: e92 m3 Join Date: Feb 2011 Location: staten island ny iTrader: (4) Garage List 2007/1 e90 335i [2.00]	2c7c code bank 2 aftercat Keep getting a bank 2 aftercat code on highboost,its random but only on higher boost maps like map 3 or map7 with meth. Should i go ahead and replace the 02 sensor or can it be sometjing else? Thanks guys __________________ e92 m3 dct gintani stage 2+ full ethanol custom pulley and meth kw clubsport,ap racing radical,volk te37sl,akrapovic rear,recaro profi xl,voltphreaks battery
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08-19-2017, 01:41 AM	#2
bimmerlove335 Private 52 Rep 82 Posts Drives: Black '09 335i Join Date: Apr 2017 Location: PNW iTrader: (1)	Did you ever resolve this? Having similar issue
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