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:
Sep. 16, 2014
Filed:
Sep. 06, 2012
Robert G. Stack, Grand Blanc, MI (US);
Michael Cottrell, White Lake, MI (US);
Robert G. Stack, Grand Blanc, MI (US);
Michael Cottrell, White Lake, MI (US);
Chrysler Group LLC, Auburn Hills, MI (US);
Abstract
An injector relay diagnostic system is provided. The system comprises a first fuel injector, a first electrical relay disposed between an electrical potential and the first fuel injector, wherein the first electrical relay is configured to connect the first fuel injector to the electrical potential upon receipt of a first control signal, and a control module configured to transmit the first control signal to the first electrical relay, receive an output from the first fuel injector, and determine a state of the first electrical relay by comparing the output from the first fuel injector to a predetermined parameter.