| 9404463 |
Method for performing evaporative emission system diagnostics on engines configured for stop-start operation |
Yichao Guo, James W. Jeffers |
2016-08-02 |
| 8820152 |
Diagnostic method for a refueling event detection system |
Paulo F. R. Tranquilli |
2014-09-02 |
| 8813545 |
Method for diagnosing component failure in a saddle-type fuel tank assembly |
Yichao Guo, James W. Jeffers |
2014-08-26 |
| 8499624 |
Method to determine performance characteristic of an engine exhaust system |
James W. Jeffers, Mike W. French |
2013-08-06 |
| 7975536 |
Method to detect the presence of a liquid-cooled engine supplemental heater |
Eric Bommer, Michael E. List, Warren Huang |
2011-07-12 |
| 7647158 |
Apparatus and method for diagnosing an airflow modifying control system |
Peter H. Maehling |
2010-01-12 |
| 7350512 |
Method of validating a diagnostic purge valve leak detection test |
Daniel Meacham, Timothy K. Sheffer, Mitchell Ober, Carol A. Galskoy |
2008-04-01 |
| 7314034 |
System for verifying cylinder deactivation status in a multi-cylinder engine |
James P. Waters, Jon C. Darrow |
2008-01-01 |
| 7203617 |
Method of diagnosing a low range limiting malfunction of an engine coolant temperature sensor |
Mahfuzur Rahman |
2007-04-10 |
| 7147366 |
Method and apparatus for assessing the rationality of a transmission fluid temperature measure |
Steve L. Melby |
2006-12-12 |
| 7120535 |
Method and apparatus to evaluate an intake air temperature monitoring circuit |
Mahfuzur Rahman, Paulo F. R. Tranquilli |
2006-10-10 |
| 7120531 |
Method of determining a default transmission input speed |
Steve L. Melby, Andrew D. Herman, David Allen Dues, Hallett D. Breidenbach |
2006-10-10 |
| 7107134 |
Method of determining a default transmission output speed |
Steve L. Melby, Andrew D. Herman, David Allen Dues, Hallett D. Breidenbach |
2006-09-12 |
| 6722187 |
Enhanced vacuum decay diagnostic and integration with purge function |
Malcolm James Grieve, Stephen F. Majkowski, Michael J. Steckler, Carelton Williams |
2004-04-20 |
| 6640621 |
Diagnostic method for a shaft sensor in a reciprocating internal combustion engine |
James D. Ward, Alton L. Schuessler, Hallett D. Breidenbach |
2003-11-04 |
| 6546911 |
Default methodology for recovering from loss of high resolution engine position signal |
Salem Ahmad Fayyad, Peter H. Maehling, Charles O. James, Jr. |
2003-04-15 |
| 6390077 |
Adaptive flow restriction test method for an exhaust gas recirculation system |
Michael Cottrell, Stephen F. Majkowski, Hallett D. Breidenbach, Alton L. Schuessler |
2002-05-21 |
| 6382017 |
Evaporative emission leak detection method with vapor generation compensation |
Stephen F. Majkowski |
2002-05-07 |
| 6334355 |
Enhanced vacuum decay diagnostic and integration with purge function |
Malcolm James Grieve, Stephen F. Majkowski, Michael J. Steckler, Carelton Williams |
2002-01-01 |
| 6321695 |
Model-based diagnostic method for an engine cooling system |
In Kwang Yoo, Stephen F. Majkowski |
2001-11-27 |
| 6311548 |
Method of validating a diagnostic leak detection test for a fuel tank |
Hallett D. Breidenbach, Stephen F. Majkowski |
2001-11-06 |
| 6308119 |
Preset diagnostic leak detection method for an automotive evaporative emission system |
Stephen F. Majkowski, Michael J. Steckler, Malcolm James Grieve |
2001-10-23 |
