See also:

Tire inflation pressures for X6 xDrive50i
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Safety switch for the rear
Press the button on the driver's door if children are being transported in the rear. This locks various functions so that they cannot be operated from the rear: safety switch. ...

The concept
The Check Control system monitors functions in the vehicle and notifies you of malfunctions in the monitored systems. A Check Control message is displayed as a combination of indicator or warnin ...