Flex-fuel variable displacement engine control system and...

Details Flex-fuel variable displacement engine control system and... Flex-fuel variable displacement engine control system and...

2006-11-20

2009-06-23

Cuff, Michael (Department: 3741)

Internal-combustion engines

Charge forming device

Fuel injection system

C123S575000, C123S19800E, C123S19800E

Reexamination Certificate

active

07549408

ABSTRACT:
A method for operating an engine having at least one cylinder that may be deactivated and a fuel system operating with an alcohol fuel blend, comprising of adjusting a range of operating parameters in which the at least one cylinder is deactivated, where said range is adjusted as the alcohol blend of the fuel varies.

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