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:
Oct. 25, 2016
Filed:
May. 13, 2011
Applicants:
Yong-wha Kim, Ann Arbor, MI (US);
Michiel J. Van Nieuwstadt, Ann Arbor, MI (US);
Eric Kurtz, Dearborn, MI (US);
Inventors:
Yong-Wha Kim, Ann Arbor, MI (US);
Michiel J. Van Nieuwstadt, Ann Arbor, MI (US);
Eric Kurtz, Dearborn, MI (US);
Assignee:
Ford Global Technologies, LLC, Dearborn, MI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 25/07 (2006.01); F02D 41/00 (2006.01);
U.S. Cl.
CPC ...
F02M 26/33 (2016.02); F02M 26/25 (2016.02); F02M 26/49 (2016.02); F02D 2041/0067 (2013.01); F02M 26/27 (2016.02); F02M 26/47 (2016.02);
Abstract
Systems and methods for diagnosing an EGR system are presented. The method provides for indicating EGR system degradation in response to a temperature at an outlet of an EGR cooler. The method may require less calibration effort than a model based diagnostic.