The general-purpose actuator (GPA) brings fresh air into the engine chamber. This electric actuator renders the flaps and valves infinitely adjustable with precise position feedback. This means that all the air management functions can be better coordinated. And the result is lower fuel consumption, less CO2-output and reduced emissions.
This video in German: https://youtu.be/cUPOM48Y-1Q
Post time: Jun-12-2017