BMW 3: For Your Own Safety

 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

 Convenience charging electronics

The convenience charging electronics (KLE) enables communication between the vehicle and charging station. Convenience charging electronics KLE Ventilation opening Low-voltage connection/signal connection High-voltage connection for the electrical heating Coolant connection (return) High-vol