central injection: Mono-Jetronic actuating the throttle blade moving the throttle-blade actuator moving the diaphragm in the pressure regulator moving the pintle-type nozzle valve (opening and closing) interaction of different elements description ordernumber 272 see also: injection-nozzle holder with hole-type nozzle and pintle-type nozzle double-acting fuel pump for DE central injection MULTEC exhaust gas recirculation / EGR