BMW X2 2021 Owner's Manual page 170

CONTROLS
Drive-off assistant
Concept
This system supports driving off on uphill grades.
The parking brake is not required.
Driving off with the drive-off
assistant
1. Hold the vehicle in place with the foot brake.
2. Release the foot brake and drive off without
delay.
After the foot brake is released, the vehicle is
held in place for approx. 2 seconds.
Depending on the vehicle load or when a trailer is
used, the vehicle may roll back slightly.
170
Driving stability control systems
Online Edition for Part no. 01405A2CF16 - II/21