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dpaul · 10-03-2019, 03:06 PM

If you are getting O2 heater codes on all four sensors, take a look at fuse F76 (build date 08/2007 and before) or fuse F11 (build date 09/2007 and after).

All four heaters are supplied by this 20A fuse. It's in the junction box fuse panel under the glove box

https://www.newtis.info/tisv2/a/en/e90-m3-lim/i3MQHFP

10-03-2019, 03:06 PM	#64
dpaul Lieutenant Colonel 654 Rep 1,893 Posts Drives: 2009 E90 335xi, 2011 E93 M3 Join Date: Dec 2012 Location: Boston iTrader: (3)	If you are getting O2 heater codes on all four sensors, take a look at fuse F76 (build date 08/2007 and before) or fuse F11 (build date 09/2007 and after). All four heaters are supplied by this 20A fuse. It's in the junction box fuse panel under the glove box https://www.newtis.info/tisv2/a/en/e90-m3-lim/i3MQHFP Last edited by dpaul; 10-03-2019 at 03:11 PM..
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