See also:

General notes
If you cannot lock or unlock the vehicle with the SmartKey, either the battery in the SmartKey is discharged, the SmartKey is faulty or the starter battery is discharged. Check the battery in ...

External authorization
If COMAND does not detect your mobile phone, this may be due to particular security settings on your mobile phone. In this case, you can test if your mobile phone can find COMAND. The Bluetoot ...

Trunk emergency release
You can open the trunk lid from inside the vehicle with the emergency release button. Briefly press emergency release button 1. The trunk lid unlocks and opens. The trunk lid can be unlocked ...