BMW M5 Forum and M6 Forums banner

ecu m6

  1. ECU Problem?

    E63/E64 M6 Discussion
    since i installed evo sport headers ,evo sport ecu stage 2 i got these warnings twice while driving once today and once last week but once i stop the car turn it off then turn it back on, the car is back to normal...hmmm is this an ECU problem? is this normal? or is there something wrong ? ??????