See also:

Malfunction
A message is displayed in the instrument cluster. HDC is not available, e.g., due to elevated brake temperatures. ...

Switching on/off manually
Switching on/off manually Press the button. ▷ On: the LED lights up. ▷ Off: the LED goes out. ...

Torsion-resistant body, optimal weight, wide range of safety features
The new BMW Series 1's lightweight body makes it more agile and improves passenger safety, with high-strength steel being used to increase torsion resistance and the strength of the passenger safe ...