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METHOD OF MONITORING OIL IN A VEHICLE

  • US 20120046920A1
  • Filed: 08/17/2010
  • Published: 02/23/2012
  • Est. Priority Date: 08/17/2010
  • Status: Active Grant
First Claim
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1. A method of monitoring oil in a vehicle having an internal combustion engine, the method comprising:

  • setting an original oil life, wherein the original oil life is measured by event units occurring in the engine;

    measuring a lapse of the event units;

    calculating a remaining oil life as a function of the lapse of event units and the original oil life, wherein the remaining oil life is expressed in terms of the event units;

    monitoring an oil addition;

    calculating an addition credit from the monitored oil addition; and

    calculating a modified oil life as a function of the addition credit, wherein the modified oil life is expressed in terms of the event units.

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