How to remove the throttle of minicooper in 12?

12 minicooper throttle is detachable. According to relevant public information, the plastic heat shield on the engine should be removed first. When the engine cover is removed, the throttle can be seen. Some air pipes are connected around the throttle. Remove these pipelines and remember the location of each pipeline clearly. After removing the air line on the throttle, you can remove the whole throttle (unscrew the screw with a suitable tool).