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System and method to control cylinder activation and deactivation

  • US 20050065709A1
  • Filed: 09/23/2003
  • Published: 03/24/2005
  • Est. Priority Date: 09/23/2003
  • Status: Active Grant
First Claim
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1. A method for controlling an engine of a powertrain in a vehicle on the road, the method comprising:

  • deactivating fuel injection to at least one engine cylinder based at least on a vehicle operating condition;

    determining a duration required for reactivating at least said at least one engine cylinder; and

    reactivating at least said at least one engine cylinder based at least on said duration.

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