See also:

Screw thread
Push out the cover by pressing on the top edge. ...

Dynamic, efficient and innovative: the new BMW 3 ActiveHybrid
In autumn 2012 a further model will join the BMW 3-Series. In the new 3 ActiveHybrid - a full hybrid at the premium end of the sports sedan class - the innovative BMW ActiveHybrid powertrain techn ...

Automatic deactivation during forward travel
The system switches off when a certain driving distance or speed is exceeded. Switch the system back on if necessary. ...