Method and system to prevent unauthorized uses of engine controllers

US8056538B2 · kind B2 · utility

Assignee

• GM GLOBAL TECHNOLOGY OPERATIONS LLC · US

Inventors

• Donald W. Harnack · Livonia, US
• Anthony E. Cubr · Fenton, US
• Sandip P Dholakia · Northville, US
• Steven Felix · Davisburg, US
• Aaron T Allison · East Palestine, US

Key dates

• Filing date: Dec 2, 2008
• Grant date: Nov 15, 2011
• Expiry date: Feb 16, 2030

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F02D2400/11
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

A method and control module for enabling or disabling control of an engine includes a check module receiving signals through a wiring harness and comparing the check signals to a threshold. The control module also includes an engine control module disabling the engine when the check signals correspond to an unauthorized use.