Diagnostic Overview
WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2010 BMW M6, 2010 BMW M5, 2009 BMW M6, 2009 BMW M5, and 2008 BMW M6. However, it is still accessible from the selected car via links, so may be relevant.
The ion current technology gives the possibility to detect misfire according to the requirements of the law (Europe and USA). Misfire is defined by non- or insufficient-appearances of combustion inside the cylinder (e.g. because of spark or injection failures).