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      05-12-2012, 01:33 PM   #48
Private First Class

Drives: 2008 M3 Sedan Silverstone II
Join Date: Aug 2008
Location: SF Bay Area

iTrader: (0)

Originally Posted by zhangzeyuandss View Post
I was driving down the road and stopped at a light. The car started shaking and the SES light came on and idrive said something about reduced power increased emission. I remembered read it somewhere on the forum about faulty idle control valve. But I thought I was in the clear since this is a 2011.5. For the record, I have never used the stop and start function at all. Here is some pictures. Hopefully anyone who had the same experience could chime in and tell me if it was actually the idle valve problem.

Same thing happened to me. Cracked ignition coils on cylinder 1 and 2.