See also:

Switching on the rear window wiper
Press the lever forward: intermittent wipe. When reverse gear is engaged, the system switches to continuous operation. To clean the rear window, press the lever further forward. ...

Saving a function
1. Highlight the function via the iDrive. 2. Press the desired button for more than 2 seconds. ...

Ignition on
Automatic transmission: press the Start/Stop button, and do not press on the brake pedal at the same time. Manual-shift transmission: press the Start/Stop button, and do not press on the clutch ...