BMW Maintenance System
The maintenance system directs you to required maintenance measures and thereby supports you in maintaining road safety and the operational reliability of the vehicle.
See also:
Office
...
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. ...
Radio
When the same radio source is selected in the
front and rear (e.g., FM/AM), the same radio station
is played.
Operation is the same as for the front radio. ...