The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 19, 2024
Filed:
Aug. 04, 2022
Nicholas Firsich, Clarkston, MI (US);
Tyler S Blake, Farmington Hills, MI (US);
Francesco Berti, Beverly Hills, MI (US);
Alex Eskenazi-gold, Ferndale, MI (US);
Vadiraj P Kulkarni, Troy, MI (US);
Nicholas Firsich, Clarkston, MI (US);
Tyler S Blake, Farmington Hills, MI (US);
Francesco Berti, Beverly Hills, MI (US);
Alex Eskenazi-Gold, Ferndale, MI (US);
Vadiraj P Kulkarni, Troy, MI (US);
FCA US LLC, Auburn Hills, MI (US);
Abstract
A fuel delivery system for a vehicle having an engine configured to selectively operate between a port fuel injection (PFI) mode, a gasoline direct injection (GDI) mode, and a port and direct fuel injection (PDI) mode. The fuel delivery system includes a PFI system including plurality of PFI injectors configured to supply fuel to the engine during the PFI mode, and a GDI system including a plurality of GDI injectors configured to supply fuel to the engine during the GDI mode. A fuel system monitor is configured to monitor the fuel delivery system when operating in the PFI mode, and attribute any fuel delivery system malfunctions occurring during the PFI mode to the PFI system alone, and monitor the fuel delivery system when operating in the GDI mode, and attribute any fuel delivery system malfunctions occurring during the GDI mode to the GDI system alone.