See also:

2011 BMW 750 Review by David Thomas
As the 2010 7 Series ebbs into the 2011 with few changes, I spent some time driving the 750Li xDrive. That's BMW's long-wheelbase, all-wheel-drive version of its flagship sedan. While I was impr ...

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 ...

The concept
The system issues a two-phase warning of a danger of collision at speeds above approx. 10 mph/15 km/h. The time of these warnings may vary depending on the current driving situation. The collisi ...