See also:

Maintenance
The battery is maintenance-free, i.e., the electrolyte will last for the life of the battery. Your service center will be glad to advise you on questions regarding the battery. ...

Front head restraints
Correctly adjusted head restraint A correctly adjusted head restraint reduces the risk of injury to cervical vertebrae in the event of an accident. Adjusting the head restraint Correctly adjust ...

Priority options
The driver has priority The source selected via iDrive in the front is output on the vehicle loudspeakers and can be selected but not operated from the rear. Other audio or video sources ...