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  1. E46 General
    I have had this dreaded code for awhile now. I unplug my MAF and car runs on all 6 with plenty of power but still rough idle. I have changed my DISA and performed a smoke test. I found 1 broken vacuum line from the secondary air pump. I have checked the ccv oil line to dipstick, still looks...
  2. E46 General
    Ok, I've tried my hardest to find info online and solve this problem myself, but I can't seem to get it. I hope you will be willing to read all of this and help me because I just CANNOT find the root cause. Just to put it into perspective, I'm a Mechanical Engineer working in the auto...
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