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Method for continuously predicting remaining engine oil life

  • US 20030083825A1
  • Filed: 10/30/2001
  • Published: 05/01/2003
  • Est. Priority Date: 10/30/2001
  • Status: Active Grant
First Claim
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1. A method for predicting remaining life of engine oil, comprising the acts of:

  • counting down a remaining oil life value toward a predetermined early warning threshold at a first countdown rate;

    at least partially based on a predetermined exemplary first oil life event, increasing the first countdown rate;

    at least partially based on an upper early warning threshold, decreasing the first countdown rate;

    using the countdown rate, providing a continuous indication of the remaining oil life.

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