Technique for effectively maintaining components of a vehicle

  • US 6,922,616 B2
  • Filed: 02/20/2004
  • Issued: 07/26/2005
  • Est. Priority Date: 01/28/1997
  • Status: Expired due to Fees
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First Claim
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1. A method for use in a system in a vehicle for maintaining components of the vehicle, the system including a display element, the method comprising:

  • determining a measure which indicates an extent of performance degradation of a vehicle component, which includes an engine, due to an operation of the vehicle, the measure being a function of at least a duration and rate which the engine runs, wherein the duration includes a time during which the engine runs at a rate exceeding a predetermined rate;

    adding the duration to a cumulative duration;

    determining whether the cumulative duration exceeds a predetermined value;

    providing an alert when the cumulative duration exceeds the predetermined value; and

    displaying a selectable option on the display element, a selection of the option causing information about the alert to be provided, thereby facilitating servicing of the vehicle component.

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