See also:

Tire inflation pressures for X6 xDrive50i
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Tire Pressure Monitor TPM
The concept The tire inflation pressure is measured in the four mounted tires. The system notifies you if there is a significant loss of pressure in one or more tires. ...

Entering letters and numbers
1.  Turn the controller: select the letters or numbers. 2.  Select additional letters or numbers if needed. 3.  "OK": confirm entry. Switching between letters andnumbersD ...