See also:

Reporting safety defects
For US customers The following only applies to vehicles owned and operated in the US. If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you ...

What to do if...
Information on suitable mobile phones. Appointments, tasks, notes, text messages, or e-mails from the mobile phone are not displayed. ▷ The mobile phone is not capable of the missing funct ...

Deactivating HDC
Press the button again and the LED goes out. HDC is automatically deactivated above approx. 37 mph/60 km/h. ...