See also:

Malfunction
Comfort Access may not function properly if it experiences interference from external sources such as mobile phones, metal objects, overhead power lines, transmission towers, etc. In this case, ...

Roadside Assistance
At a glanceBMW Roadside Assistancecan be contacted if assistance is needed in the event of a breakdown. Contact with BMW Roadside Assistancecan also be established using a Check Control message. ...

Activating HDC
Press the button; the LED above the button lights up. ...