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Method for controlling cylinder deactivation

  • US 7,836,866 B2
  • Filed: 05/20/2008
  • Issued: 11/23/2010
  • Est. Priority Date: 05/20/2008
  • Status: Active Grant
First Claim
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1. A method for controlling cylinder deactivation in a motor vehicle having a first bank of cylinders and a second bank of cylinders, the first bank of cylinders including a first cylinder, a third cylinder, and a fifth cylinder, the second bank of cylinders including a second cylinder, a fourth cylinder, and a sixth cylinder, the method comprising the steps of:

  • determining availability of at least one cylinder deactivation mode, the at least one cylinder deactivation mode including a mode that deactivates at least one cylinder from the first bank and at least one cylinder from the second bank;

    receiving information related to a parameter associated with an operating condition of the motor vehicle;

    comparing the parameter with a predetermined prohibited range, the predetermined prohibited range having a lower limit and an upper limit; and

    prohibiting at least one cylinder deactivation mode when the parameter is within the predetermined prohibited range.

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