Rear O2 code after going bm3 to mhd

amarredz · 11-28-2021, 08:59 PM

Just went from bm3 to mhd and I immediately got a code for my rear O2 sensors being disconnected, never had a problem with bm3 any suggestions, should I just replace the sensors?

Wanted_M · 11-28-2021, 09:43 PM

Do you have DP's or stock cat(s)?

amarredz · 11-29-2021, 10:05 AM

Quote:

Originally Posted by Wanted_M

Do you have DP's or stock cat(s)?

Quote:

Originally Posted by Wanted_M

Do you have DP's or stock cat(s)?

Vrsf catless with vrsf single midpipe

11-28-2021, 08:59 PM	#1
amarredz Second Lieutenant 8 Rep 240 Posts Drives: E92 328xi Join Date: Mar 2019 Location: New britain, ct iTrader: (0)	Rear O2 code after going bm3 to mhd Just went from bm3 to mhd and I immediately got a code for my rear O2 sensors being disconnected, never had a problem with bm3 any suggestions, should I just replace the sensors? Attached Images
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11-28-2021, 09:43 PM	#2
Wanted_M Captain 759 Rep 950 Posts Drives: Frozen Blue M4CS Join Date: Jul 2009 Location: Norcal iTrader: (2)	Do you have DP's or stock cat(s)? __________________ M4CS Frozen Blue ARM DP's/Resonated Mid-pipe \| SPL links \| Hotchkis bars \| JRZ RS2/camber plates \| K&N \| Koyorad HX \| Powerflex purple \| Rouge \| Spiegler \| Speed Eng. snorkel \| Vargas CBC/hub \| Wagner IC \| xHP \| Xpel stealth ppf
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