In the glove compartment

Push the handle up, arrow 1, and open the lid, arrow 2.
See also:
Collision warning
The concep
The system issues a two-phase warning of a
danger of collision at speeds above approx.
10 mph/15 km/h. The time of these warnings
may vary depending on the current driving situation.
...
BMW EfficientDynamics: BMW 5-Series increasing the lead.
BMW EfficientDynamics technologies are featured in appropriate combinations
on each model, including features such as Brake Energy Regeneration, Electric
Power Steering, a gearshift point indicato ...
