See also:

Starting the engine
Never use spray fluids to start the engine. 1. Start the engine of the assisting vehicle and let it run for several minutes at an increased idle speed. If the vehicle being started has a diesel ...

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. ...

Opening the main menu
Press the button. The main menu is displayed. All iDrive functions can be called up via the main menu. ...