Method for filling a fuel system for motor vehicles
The invention relates to a method for filling a fuel system (10) for motor vehicles. The fuel system (10) has a pre-delivery pump (26), a high-pressure pump (32), a metering device (34) arranged fluidically between the pre-delivery pump (26) and the high-pressure pump (32), a filter (28) arranged up...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to a method for filling a fuel system (10) for motor vehicles. The fuel system (10) has a pre-delivery pump (26), a high-pressure pump (32), a metering device (34) arranged fluidically between the pre-delivery pump (26) and the high-pressure pump (32), a filter (28) arranged upstream of the high-pressure pump (32), and a zero delivery throttle (36), wherein the zero delivery throttle (36) connects an outlet of the metering device (34) to a region placed upstream of the pre-delivery pump (26), in which fuel is introduced into the region upstream of the pre-delivery pump (26). The metering device (34) is closed during filling. |
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