BMW 3: Breakdown assistance

 Connection for potential compensation lines

The isolation monitoring determines whether the isolation resistance between active high-voltage components (e.g. high-voltage cables) and ground is above or below a required minimum value. If the isolation resistance falls below the minimum value, the danger exists that the vehicle parts will be

 System limits

Certain noises can be detected and may lead to problems. Keep the doors, windows, and glass sunroof closed. Noises from the front passenger or the rear seat bench can impair the system. Avoid making other noise in the vehicle while speaking. Major language dialects can cause problems with