Cylinder cutout strategy for engine stability

Internal-combustion engines – Charge forming device – Fuel injection system

Reexamination Certificate

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C123S19800E, C123S1980DB

Reexamination Certificate

active

07073488

ABSTRACT:
A method for controlling operation of an engine having a plurality of cylinders. The method includes monitoring a parameter associated with engine operation, determining a range of fluctuation of the parameter from a desired parameter value, and selectively disabling operation of at least one cylinder and less than all of the plurality of cylinders in response to the range of fluctuation being greater than a predetermined threshold.

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