Joshua D. Cowgill

Person

Hartland, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Exhaust gas recirculation control systems and methods
- Patent number 11,181,062
- Issue date Nov 23, 2021
- GM Global Technology Operations LLC
- John Maley
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Closed loop temperature control system for turbocharger compressor...
- Patent number 11,060,525
- Issue date Jul 13, 2021
- GM Global Technology Operations LLC
- John Maley
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Fuel system protection in a multi-fuel system internal combustion e...
- Patent number 9,909,513
- Issue date Mar 6, 2018
- WESTPORT POWER INC.
- Raymond Bzymek
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel rail pressure control systems and methods
- Patent number 9,677,495
- Issue date Jun 13, 2017
- GM Global Technology Operations LLC
- Jonathan T. Shibata
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Exhaust system temperature estimation systems and methods
- Patent number 9,657,670
- Issue date May 23, 2017
- GM Global Technology Operations LLC
- Zhijian James Wu
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Exhaust system pressure estimation systems and methods
- Patent number 9,644,548
- Issue date May 9, 2017
- GM Global Technology Operations LLC
- Zhijian James Wu
- G07 - CHECKING-DEVICES
Information Patent Grant
Engine speed control systems and methods
- Patent number 9,599,049
- Issue date Mar 21, 2017
- GM Global Technology Operations LLC
- Jose C. Zavala Jurado
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel system protection in a multi-fuel engine
- Patent number 9,476,367
- Issue date Oct 25, 2016
- Westport Power Inc.
- Mark E. Dunn
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Phaser control systems and methods for balancing mean effective pre...
- Patent number 9,399,956
- Issue date Jul 26, 2016
- GM Global Technology Operations LLC
- Joshua D. Cowgill
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
System and method for controlling fuel injection timing to decrease...
- Patent number 9,328,690
- Issue date May 3, 2016
- GM Global Technology Operations LLC
- Jonathan T. Shibata
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Turbocharger compressor temperature control systems and methods
- Patent number 9,309,803
- Issue date Apr 12, 2016
- GM Global Technology Operations LLC
- Joshua D. Cowgill
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Turbo speed control for mode transitions in a dual turbo system
- Patent number 9,303,553
- Issue date Apr 5, 2016
- GM Global Technology Operations LLC
- Joshua D. Cowgill
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
System and method for adjusting fuel mass for minimum fuel injector...
- Patent number 9,169,789
- Issue date Oct 27, 2015
- GM Global Technology Operations LLC
- Joshua Cowgill
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Multi-fuel vehicle fuel control systems and methods
- Patent number 9,097,224
- Issue date Aug 4, 2015
- GM Global Technology Operations LLC
- Ben W. Moscherosch
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
System and method for controlling fuel injection in an engine based...
- Patent number 8,989,989
- Issue date Mar 24, 2015
- GM Global Technology Operations LLC
- David P. Sczomak
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Cold start engine control systems and methods
- Patent number 8,775,054
- Issue date Jul 8, 2014
- GM Global Technology Operations LLC
- Ricardo Vincenzi
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Systems and methods for diagnosing valve lift mechanisms and oil co...
- Patent number 8,682,569
- Issue date Mar 25, 2014
- GM Global Technology Operations LLC
- Andrew P. Bagnasco
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
System and method for controlling fuel injection to decrease partic...
- Patent number 8,645,043
- Issue date Feb 4, 2014
- GM Global Technology Operations LLC
- Jonathan T. Shibata
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
System and method for controlling fuel delivery based on output fro...
- Patent number 8,621,844
- Issue date Jan 7, 2014
- GM Global Technology Operations LLC
- Jonathan T. Shibata
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method of operating a thermoelectric generator
- Patent number 8,575,788
- Issue date Nov 5, 2013
- GM Global Technology Operations LLC
- Michael G. Reynolds
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multiple fuel injection systems and methods
- Patent number 8,539,933
- Issue date Sep 24, 2013
- GM Global Technology Operations LLC
- Joshua D. Cowgill
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method and system for detecting operating errors in a variable valv...
- Patent number 8,489,312
- Issue date Jul 16, 2013
- GM Global Technology Operations LLC
- Joseph R. Dulzo
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method of controlling temperature of a thermoelectric generator in...
- Patent number 8,443,594
- Issue date May 21, 2013
- GM Global Technology Operations LLC
- Gregory P. Prior
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Diagnostic system and method for hydraulically-actuated cam phasers
- Patent number 8,380,423
- Issue date Feb 19, 2013
- GM Global Technology Operations LLC
- Joshua D. Cowgill
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method and system for controlling a cam phaser
- Patent number 8,336,511
- Issue date Dec 25, 2012
- GM Global Technology Operations LLC
- Kenneth J. Cinpinski
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method and system for generating a diagnostic signal of an engine c...
- Patent number 8,301,362
- Issue date Oct 30, 2012
- GM Global Technology Operations LLC
- Kenneth J. Buslepp
- G01 - MEASURING TESTING
Information Patent Grant
Diagnostic systems and methods for a two-step valve lift mechanism
- Patent number 8,181,508
- Issue date May 22, 2012
- GM Global Technology Operations LLC
- Kenneth J. Cinpinski
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Gear engagement control system and method
- Patent number 8,162,801
- Issue date Apr 24, 2012
- GM Global Technology Operations LLC
- Sharon Liu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Two-step valve lifter control systems and methods
- Patent number 8,146,567
- Issue date Apr 3, 2012
- GM Global Technology Operations LLC
- Scot A. Douglas
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Two-step oil control valve diagnostic systems
- Patent number 7,921,710
- Issue date Apr 12, 2011
- GM Global Technology Operations LLC
- Kenneth J. Cinpinski
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
Exhaust Gas Recirculation Control Systems and Methods
- Publication number 20210148294
- Publication date May 20, 2021
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- John MALEY
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Closed Loop Temperature Control System For Turbocharger Compressor...
- Publication number 20210148373
- Publication date May 20, 2021
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- John MALEY
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
EXHAUST SYSTEM PRESSURE ESTIMATION SYSTEMS AND METHODS
- Publication number 20170096950
- Publication date Apr 6, 2017
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Zhijian James WU
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
EXHAUST SYSTEM TEMPERATURE ESTIMATION SYSTEMS AND METHODS
- Publication number 20170096957
- Publication date Apr 6, 2017
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Zhijian James WU
- G01 - MEASURING TESTING
Information Patent Application
Fuel System Protection In A Multi-Fuel Engine
- Publication number 20160010569
- Publication date Jan 14, 2016
- Mark E. Dunn
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ENGINE SPEED CONTROL SYSTEMS AND METHODS
- Publication number 20150369146
- Publication date Dec 24, 2015
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Jose C. Zavala Jurado
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
TURBO SPEED CONTROL FOR MODE TRANSITIONS IN A DUAL TURBO SYSTEM
- Publication number 20150159544
- Publication date Jun 11, 2015
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Joshua D. Cowgill
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
TURBOCHARGER COMPRESSOR TEMPERATURE CONTROL SYSTEMS AND METHODS
- Publication number 20150159545
- Publication date Jun 11, 2015
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Joshua D. Cowgill
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Fuel System Protection In A Multi-Fuel System Internal Combustion E...
- Publication number 20150096530
- Publication date Apr 9, 2015
- Raymond Bzymek
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
PHASER CONTROL SYSTEMS AND METHODS FOR BALANCING MEAN EFFECTIVE PRE...
- Publication number 20140278009
- Publication date Sep 18, 2014
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Joshua D. Cowgill
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
SYSTEM AND METHOD FOR CONTROLLING FUEL INJECTION IN AN ENGINE BASED...
- Publication number 20140074381
- Publication date Mar 13, 2014
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- David P. Sczomak
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
COLD START ENGINE CONTROL SYSTEMS AND METHODS
- Publication number 20130297182
- Publication date Nov 7, 2013
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Ricardo Vincenzi
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
MULTI-FUEL VEHICLE FUEL CONTROL SYSTEMS AND METHODS
- Publication number 20130046452
- Publication date Feb 21, 2013
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Ben W. Moscherosch
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
SYSTEM AND METHOD FOR CONTROLLING MULTIPLE FUEL SYSTEMS
- Publication number 20130046453
- Publication date Feb 21, 2013
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Joshua Cowgill
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
SYSTEM AND METHOD FOR ADJUSTING FUEL MASS FOR MINIMUM FUEL INJECTOR...
- Publication number 20130046454
- Publication date Feb 21, 2013
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Joshua Cowgill
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
SYSTEM AND METHOD FOR CONTROLLING FUEL DELIVERY BASED ON OUTPUT FRO...
- Publication number 20120285142
- Publication date Nov 15, 2012
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Jonathan T. Shibata
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
METHOD OF OPERATING A THERMOELECTRIC GENERATOR
- Publication number 20120212190
- Publication date Aug 23, 2012
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Michael G. Reynolds
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FUEL RAIL PRESSURE CONTROL SYSTEMS AND METHODS
- Publication number 20120185152
- Publication date Jul 19, 2012
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Jonathan T. Shibata
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
SYSTEM AND METHOD FOR CONTROLLING FUEL INJECTION TO DECREASE PARTIC...
- Publication number 20120185151
- Publication date Jul 19, 2012
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Jonathan T. Shibata
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
MULTIPLE FUEL INJECTION SYSTEMS AND METHODS
- Publication number 20120180763
- Publication date Jul 19, 2012
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Joshua D. Cowgill
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
SYSTEM AND METHOD FOR CONTROLLING FUEL INJECTION TIMING TO DECREASE...
- Publication number 20120080009
- Publication date Apr 5, 2012
- GM Global Technology Operations, Inc.
- Jonathan T. Shibata
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
METHOD OF CONTROLLING TEMPERATURE OF A THERMOELECTRIC GENERATOR IN...
- Publication number 20110240080
- Publication date Oct 6, 2011
- GM GLOBAL TECHNOLOGY OPERATION, INC.
- Gregory P. Prior
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
GEAR ENGAGEMENT CONTROL SYSTEM AND METHOD
- Publication number 20110207579
- Publication date Aug 25, 2011
- GM Global Technology Operations, Inc.
- Sharon Liu
- B60 - VEHICLES IN GENERAL
Information Patent Application
SYSTEMS AND METHODS FOR DIAGNOSING VALVE LIFT MECHANISMS AND OIL CO...
- Publication number 20110153181
- Publication date Jun 23, 2011
- GM Global Technology Operations, Inc.
- Andrew P. Bagnasco
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
METHOD AND SYSTEM FOR DETECTING OPERATING ERRORS IN A VARIABLE VA...
- Publication number 20110106405
- Publication date May 5, 2011
- GM Global Technology Operations, Inc.
- Joseph R. Dulzo
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
TWO-STEP VALVE LIFTER CONTROL SYSTEMS AND METHODS
- Publication number 20110094465
- Publication date Apr 28, 2011
- GM Global Technology Operations, Inc.
- Scot A. Douglas
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
DIAGNOSTIC SYSTEMS AND METHODS FOR A TWO-STEP VALVE LIFT MECHANISM
- Publication number 20110056448
- Publication date Mar 10, 2011
- GM Global Technology Operations, Inc.
- Kenneth J. Cinpinski
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Diagnostic system and method for hydraulically-actuated cam phasers
- Publication number 20110054766
- Publication date Mar 3, 2011
- GM Global Technology Operations, Inc.
- Joshua D. Cowgill
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
METHOD AND SYSTEM FOR CONTROLLING A CAM PHASER
- Publication number 20100282192
- Publication date Nov 11, 2010
- GM Global Technology Operations, Inc.
- Kenneth J. Cinpinski
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
TWO-STEP OIL CONTROL VALVE DIAGNOSTIC FROM PHASER OIL PRESSURE
- Publication number 20100281966
- Publication date Nov 11, 2010
- GM Global Technology Operations, Inc.
- Kenneth J. Cinpinski
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Joshua D. Cowgill

Person

Patents Grantslast 30 patents

Exhaust gas recirculation control systems and methods

Closed loop temperature control system for turbocharger compressor...

Fuel system protection in a multi-fuel system internal combustion e...

Fuel rail pressure control systems and methods

Exhaust system temperature estimation systems and methods

Exhaust system pressure estimation systems and methods

Engine speed control systems and methods

Fuel system protection in a multi-fuel engine

Phaser control systems and methods for balancing mean effective pre...

System and method for controlling fuel injection timing to decrease...

Turbocharger compressor temperature control systems and methods

Turbo speed control for mode transitions in a dual turbo system

System and method for adjusting fuel mass for minimum fuel injector...

Multi-fuel vehicle fuel control systems and methods

System and method for controlling fuel injection in an engine based...

Cold start engine control systems and methods

Systems and methods for diagnosing valve lift mechanisms and oil co...

System and method for controlling fuel injection to decrease partic...

System and method for controlling fuel delivery based on output fro...

Method of operating a thermoelectric generator

Multiple fuel injection systems and methods

Method and system for detecting operating errors in a variable valv...

Method of controlling temperature of a thermoelectric generator in...

Diagnostic system and method for hydraulically-actuated cam phasers

Method and system for controlling a cam phaser

Method and system for generating a diagnostic signal of an engine c...

Diagnostic systems and methods for a two-step valve lift mechanism

Gear engagement control system and method

Two-step valve lifter control systems and methods

Two-step oil control valve diagnostic systems

Patents Applicationslast 30 patents

Exhaust Gas Recirculation Control Systems and Methods

Closed Loop Temperature Control System For Turbocharger Compressor...

EXHAUST SYSTEM PRESSURE ESTIMATION SYSTEMS AND METHODS

EXHAUST SYSTEM TEMPERATURE ESTIMATION SYSTEMS AND METHODS

Fuel System Protection In A Multi-Fuel Engine

ENGINE SPEED CONTROL SYSTEMS AND METHODS

TURBO SPEED CONTROL FOR MODE TRANSITIONS IN A DUAL TURBO SYSTEM

TURBOCHARGER COMPRESSOR TEMPERATURE CONTROL SYSTEMS AND METHODS

Fuel System Protection In A Multi-Fuel System Internal Combustion E...

PHASER CONTROL SYSTEMS AND METHODS FOR BALANCING MEAN EFFECTIVE PRE...

SYSTEM AND METHOD FOR CONTROLLING FUEL INJECTION IN AN ENGINE BASED...

COLD START ENGINE CONTROL SYSTEMS AND METHODS

MULTI-FUEL VEHICLE FUEL CONTROL SYSTEMS AND METHODS

SYSTEM AND METHOD FOR CONTROLLING MULTIPLE FUEL SYSTEMS

SYSTEM AND METHOD FOR ADJUSTING FUEL MASS FOR MINIMUM FUEL INJECTOR...

SYSTEM AND METHOD FOR CONTROLLING FUEL DELIVERY BASED ON OUTPUT FRO...

METHOD OF OPERATING A THERMOELECTRIC GENERATOR

FUEL RAIL PRESSURE CONTROL SYSTEMS AND METHODS

SYSTEM AND METHOD FOR CONTROLLING FUEL INJECTION TO DECREASE PARTIC...

MULTIPLE FUEL INJECTION SYSTEMS AND METHODS

SYSTEM AND METHOD FOR CONTROLLING FUEL INJECTION TIMING TO DECREASE...

METHOD OF CONTROLLING TEMPERATURE OF A THERMOELECTRIC GENERATOR IN...

GEAR ENGAGEMENT CONTROL SYSTEM AND METHOD

SYSTEMS AND METHODS FOR DIAGNOSING VALVE LIFT MECHANISMS AND OIL CO...

METHOD AND SYSTEM FOR DETECTING OPERATING ERRORS IN A VARIABLE VA...

TWO-STEP VALVE LIFTER CONTROL SYSTEMS AND METHODS

DIAGNOSTIC SYSTEMS AND METHODS FOR A TWO-STEP VALVE LIFT MECHANISM

Diagnostic system and method for hydraulically-actuated cam phasers

METHOD AND SYSTEM FOR CONTROLLING A CAM PHASER

TWO-STEP OIL CONTROL VALVE DIAGNOSTIC FROM PHASER OIL PRESSURE