3.3.7Injector(Diesel) Mostdieselenginesusecommonrailfuelinjection,fuelinjectiontimeisaffectedbytheoilpressure.Lowpressure atlowspeed,injectiontimeislonger,lessinjectionvolume;Highpressureathighspeed,injectiontimeisshort, volumeislarge.TherearemainlyBoschcommonrailinjectors,Delphiinjectors,CDiversion3systeminjectors, ...