See also:

Buckling the belt
Make sure you hear the latch plate engage in the belt buckle. ...

Measurement
Measurements are made by ultrasound sensors in the bumpers. The range is approx. 6 ft/2 m. An acoustic warning is first given: By the front* sensors and the two rear corner sensors at appro ...

Configuring the warning time
After the warning function is switched on, the warning time can be set via the iDrive. For a late warning time, prewarning is deactivated. These settings have no effect on the time of the warni ...