Engine system and method with cylinder deactivation

Details Engine system and method with cylinder deactivation Engine system and method with cylinder deactivation

2005-12-20

2005-12-20

Dolinar, Andrew M. (Department: 3747)

Data processing: vehicles, navigation, and relative location

Vehicle control, guidance, operation, or indication

With indicator or control of power plant

C060S274000, C060S276000, C123S325000, C123S481000

Reexamination Certificate

active

06978204

ABSTRACT:
Various systems and methods are disclosed for carrying out combustion in a fuel-cut operation in some or all of the engine cylinders of a vehicle. Further, various subsystems are considered, such as fuel vapor purging, air-fuel ratio control, engine torque control, catalyst design, and exhaust system design.

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