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:
Nov. 10, 2015
Filed:
Sep. 23, 2011
Stephen Paul Levijoki, Swartz Creek, MI (US);
Michael John Dokter, Okemos, MI (US);
John W. Siekkinen, Novi, MI (US);
Jeffry A. Helmick, Oxford, MI (US);
Stephen Paul Levijoki, Swartz Creek, MI (US);
Michael John Dokter, Okemos, MI (US);
John W. Siekkinen, Novi, MI (US);
Jeffry A. Helmick, Oxford, MI (US);
GM Global Technology Operations LLC, Detroit, MI (US);
Abstract
A system according to the principles of the present disclosure includes a diagnostic execution module and a diagnostic disabling module. The diagnostic execution module diagnoses a fault in at least one of an oxygen sensor and a catalytic converter based on input received from the oxygen sensor. The diagnostic disabling module disables the diagnosing based on at least one of a temperature of the catalytic converter and a mass flow rate of air flowing through the catalytic converter.