Method for diagnosing fuel supply device used in motor vehicle, involves changing flow rate for fuel pump in each operating point by metering unit and determining value for flow rate, when regulated pressure is adjusted

The method involves setting pressure of fuel supplied by fuel supply device by a pressure regulating valve at different operating points. A fuel pump is operated at each operating point under different load. The flow rate for a fuel pump is changed in each operating point by metering unit and a valu...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZEIDLER, JOHANNES, KNOBLAUCH-XANDER, MARC, MUELLER, THORSTEN
Format:	Patent
Sprache:	eng ; ger
Schlagworte:	BLASTING COMBUSTION ENGINES CONTROLLING COMBUSTION ENGINES HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS LIGHTING MECHANICAL ENGINEERING SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF WEAPONS
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