See also:

Tachometer
Always avoid engine speeds in the red warning field. In this range, the fuel supply is interrupted to protect the engine. ...

Tire inflation pressures X5 xDrive35i/X5 xDrive35d with three rows of seats
...

Tilt alarm sensor
The tilt of the vehicle is monitored. The alarm system responds in situations such as attempts to steal a wheel or tow the car. ...