See also:

BMW X5: rear window wiper
BMW X5: rear window wiper 1. Intermittent wipe When reverse gear is engaged, the system switches to continuous operation 2. Cleaning the rear window Do not use the washing mechanisms when ...

BMW Assist or ConnectedDrive
...

The concept
The rear view camera assists you when parking and maneuvering in reverse. To accomplish this, the region behind your vehicle is shown on the Control Display. ...