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CDI external quantity control, function - GF07.16-P-3011IC

ENGINE 647.961 in MODEL 211 

ENGINE 648.960 in MODEL 220 

ENGINE 648.961 in MODEL 211 

Fig 1: CDI External Quantity Control Function Chart
G04987360

With external quantity control, the engine torque is reduced by the CDI control unit.

The engine torque is reduced by reduction of the injection quantity, lowering of the rail pressure and a shortening of injection timing.

For this purpose the ME control unit received matching signals via the CAN databus from the.

  Component description for the fuel injectors Y76 GF07.03-P-6120IC 
  Component description for the crankshaft position sensor L5 GF07.04-P-6010IC 
  Component description for the rail pressure sensor B4/6 GF07.04-P-6210IC 
  Component description for the quantity control valve Y94 GF07.05-P-6010IC 
  Component description for the pressure regulator valve Y74 GF07.05-P-6020IC 
  Component description for the CDI control unit N3/9 GF07.16-P-6000IC