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System and method for engine parameter trending

  • US 5,968,107 A
  • Filed: 10/31/1997
  • Issued: 10/19/1999
  • Est. Priority Date: 10/31/1997
  • Status: Expired due to Term
First Claim
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1. A method for engine parameter trending, comprising the steps of:

  • a) producing a plurality of engine parameter input signals indicative of an operating state of the engine;

    b) comparing a first subset of the plurality of engine parameter input signals to a plurality of respective predetermined trigger conditions; and

    c) storing a second subset of the plurality of engine parameter input signals if the first subset of the plurality of engine parameter input signals satisfy the plurality of respective predetermined trigger conditions for a predetermined length of time.

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