See also:

Tire inflation pressure X6 xDrive35i
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Tire tread
Summer tires Do not drive with a tire tread depth of less than 0.12 in/3 mm. There is an increased danger of hydroplaning if the tread depth is less than 0.12 in/3 mm. Winter tires Do not driv ...

Activating HDC
Press the button; the LED above the button lights up. ...