2012 BMW 640 review

See also:

Signal tones
When approaching an object, an intermittent tone is sounded that indicates the position of the object. For example, if an object is detected to the left rear of the vehicle, a signal tone sounds ...

Automatic deactivation during forward travel
The system switches off when a certain driving distance or speed is exceeded. Switch the system back on if necessary. ...

Displaying stored Check Control messages
1. "Vehicle Info" 2. "Vehicle status" 3. "Check Control" 4. Select the text message. ...