Patent ID: 6305344
Filing Date: 2001-10-23
Classification: F01P,F02D,Y02T

Abstract:
A method of cooling an engine having a plurality of cylinders after a loss of coolant, the method comprising:injecting fuel, via a first number of fuel injectors, into a first number of cylinders, the first number of cylinders being less than the total number of the plurality of cylinders;shutting off said first number of fuel injectors;activating a second number of fuel injectors fluidly coupled to a second number of cylinders after a predetermined time or number of engine cycles, the second number of cylinders being less than the total number of the plurality of cylinders, wherein the first group of cylinders comprises at least four cylinders and the second number of cylinders comprises at least four cylinders; andshutting off at least one of the second number of fuel injectors when the second number of fuel injectors is active, whereby three of the second number of fuel injectors are active, allowing one of the second number of cylinders to cool.