KE-Jetronic fuel injection rebound plate, diaphragms, sensor plate, control plunger and sensor-plate potentiometer can be actuated the idle-mixture adjusting screw can be adjusted. Thus, it can be shown how the control plunger is lifted description ordernumber 177 see also: speed governor of a distributor-type injection pump delivery valves ecotronic system (carburetor) warm-up regulator K-Jetronic