Fuel supply and diagnostics module

Details Fuel supply and diagnostics module Fuel supply and diagnostics module

2005-08-30

2005-08-30

Moulis, Thomas (Department: 3747)

Internal-combustion engines

Charge forming device

Having fuel vapor recovery and storage system

C701S114000

Reexamination Certificate

active

06935317

ABSTRACT:
A fuel supply system includes one fuel supply and diagnostic module that is used to control various fuel supply system components. The fuel supply and diagnostics module includes a fuel system control unit that operates separately from an engine control unit. The engine control unit and fuel system control unit are electrically connected together via a two-wire connection. The fuel supply and diagnostics module includes a fuel pump with controls and diagnostics generated by the fuel system control unit. The fuel supply and diagnostics module also includes a fuel level sensor and leak detection apparatus that also have controls and diagnostic generated by the fuel system control unit. The fuel supply and diagnostics module is easily installed into a fuel tank as a single unit.

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patent: 2003/0221675 (2003-12-01), Washeleski et al.
patent: 2004/0031469 (2004-02-01), Reddy
patent: 2004/0084018 (2004-05-01), Zhu et al.

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