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bad dme

  1. Indy Shop Suspects Bad DME, I'm Not Convinced

    General E46 Forum
    I have had an SES light in my car for several months and finally took it to my local indy shop to get it fixed. After diagnosing a secondary air pump issue, they also found a BMW specific code 28 E7 which pointed to the O2 sensor. I let them know that I had just replaced the O2 sensor in that...