See also:

BMW Connected Drive
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Convertible: rollover protection system
The rollover protection system is activated automatically in the event of an accident, a critical driving situation, an extreme tilt in the car's longitudinal axis or upon loss of ground conta ...

Changing batteries
Changing batteries 1. Press the detent and remove the cover. 2. Change the batteries. The type and installation position are marked on the bottom of the battery compartment. 3. Close the cove ...