GM 6.5L V8 EFI – Engine Management – End of Fill

During end of fill (figure 5-16):
• the rotor inlet ports are out of alignment with the annulus slots. Fuel is prevented from entering the rotor.
• the fuel solenoid energizes to close the control valve. Fuel cannot enter around the control valve.
• the shoe/roller assemblies are in the valleys of the cam. As a result, the plungers are in the maximum outward position.

At the end of this stage, pressurized fuel is trapped in the rotor, waiting to be sent to the injection nozzles.

 

 

 

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