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injector coding 320d e46

  1. injector coding problem

    3 Series
    hi After changing the injectors and coding them the engine is still a little rough. From the screen grab below injectors 2 and 4 are reading the RPM a little lower than 1 and 3. Any ideas of what might be wrong? I changed all the injectors in the car (e46 320d) over a year ago and now I'm...