See also:

Vehicle battery
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. Batt ...

USB audio interface/mobile phone audio interface
At a glance It is possible to connect external audio devices. They can be operated via iDrive. The sound is output on the vehicle loudspeakers Connectors for external devices ▷ Connection ...

Radio ready state
Activate radio ready state: ▷ When the ignition is switched off: press ON/ OFF button on the radio. ▷ When the engine is running: press START/ STOP button. Some electronic systems/p ...