FUEL SYSTEM


  1. SYSTEM CONTROL


    1. In this system, the highly pressurized fuel supplied by the supply pump is stored in the common-rail, and the ECM controls the injection timing and injection volume of the injectors.

      Figure 1. Models without Catalyst Support Control and Pressurized Fuel Filter

      B0020C5C01
      *1 Common-rail Assembly *2 Fuel Pressure Sensor
      *3 ECM *4 Crank Position Sensor
      *5 Cam Position Sensor *6 Pre-stroke Control Valve
      *7 Injection or Supply Pump Assembly *8 Fuel Filter Assembly
      *9 Fuel Tank Assembly *10 Injector Assembly
      *11 Pressure Discharge Valve - -
      *a Fuel (High Pressure) *b Fuel (Suction)
      *c Fuel (Return) - -

      Figure 2. Models with Catalyst Support Control and Pressurized Fuel Filter

      B0020H2C01
      *1 Common-rail Assembly *2 Fuel Pressure Sensor
      *3 ECM *4 Crank Position Sensor
      *5 Cam Position Sensor *6 Pre-stroke Control Valve
      *7 Injection or Supply Pump Assembly *8 Exhaust Fuel Addition Injector Assembly
      *9 Pressurised Fuel Filter *10 Fuel Filter Assembly
      *11 Fuel Tank Assembly *12 Injector Assembly
      *13 Pressure Discharge Valve - -
      *a Fuel (High Pressure) *b Fuel (Feed Pressure)
      *c Fuel (Suction) *d Fuel (Return)

      Figure 3. Models without Catalyst Support Control and with Pressurized Fuel Filter

      B0020AFC01
      *1 Common-rail Assembly *2 Fuel Pressure Sensor
      *3 ECM *4 Crank Position Sensor
      *5 Cam Position Sensor *6 Pre-stroke Control Valve
      *7 Injection or Supply Pump Assembly *8 Pressurized Fuel Filter
      *9 Fuel Filter Assembly *10 Fuel Tank Assembly
      *11 Injector Assembly *12 Pressure Discharge Valve
      *a Fuel (High Pressure) *b Fuel (Feed Pressure)
      *c Fuel (Suction) *d Fuel (Return)