Control system for internal combustion engine, has gas connecting passage whereby detection unit to detect rotational speed of valve flap element at distance of deposit

摘要

Controlling system has gas connecting passage. The detection unit to detect the rotational speed of the valve flap element at a distance of the deposit. Control equipment for controlling the valve flap element against the rotational speed detected by the detection unit. An independent claim is also included for the controlling method for the internal combustion engine.