Patent ID: 7059302
Filing Date: 2006-06-13
Classification: F02D,F02M

Abstract:
1. A method for operating a fuel injection system of an internal combustion engine, having a high-pressure fuel pump ( 17 ), wherein the high-pressure fuel pump ( 17 ) has a plurality of pump elements ( 19 ), having a metering valve ( 47 ) disposed on the intake side of the high-pressure fuel pump ( 17 ), wherein the fuel quantity aspirated by the pump elements ( 19 ) can be controlled or regulated by the metering valve ( 47 ), having a common rail ( 25 ), and having a pressure regulating valve ( 51 ), wherein the pressure in the common rail ( 25 ) is controlled or regulated by the pressure regulating valve ( 51 ), the method comprising the steps of detecting or calculating the pumping quantity (m triggering the pressure regulating valve ( triggering the metering valve (