BMW 3-Series (E90 E92) Forum - View Single Post - Code 4B81 - EGR Rate Control

Yozh · 07-17-2014, 12:54 AM

My DDE is OEM and is not coded. EGR is blocked but cooler not removed. I get four codes from the block and had none before. The SES does not bother me. Certainly, will be coded out once I do my DDE with the downpipe.

07-17-2014, 12:54 AM	#7
Yozh Colonel 892 Rep 2,611 Posts Drives: 2011 335d M-Sport Join Date: Mar 2014 Location: Wet Coast iTrader: (4)	My DDE is OEM and is not coded. EGR is blocked but cooler not removed. I get four codes from the block and had none before. The SES does not bother me. Certainly, will be coded out once I do my DDE with the downpipe.
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