See also:

Low tire pressure message
The yellow warning lamp lights up. A Check Control message is displayed. There is a flat tire or a major loss in tire inflation pressure. The system was not reset after a wheel change ...

Close the windows and glass sunroof
Driving with the glass sunroof and windows open results in increased air resistance and raises fuel consumption. ...

2010 BMW X5 Review
Aside from a low clatter at startup, there are few initial signs that BMW's diesel-powered X5 is a different sort of beast. Drive it you must, though, because diesel power is addictive. As is the ca ...