Fuel use efficiency system for a vehicle for assisting the driver to improve fuel economy

  • US 6,092,021 A
  • Filed: 12/01/1997
  • Issued: 07/18/2000
  • Est. Priority Date: 12/01/1997
  • Status: Expired due to Term
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First Claim
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1. A method for assisting a driver of a vehicle to improve fuel economy while operating the vehicle on a roadway, the method comprising:

  • collecting vehicle performance data during operation of the vehicle;

    during operation of the vehicle, monitoring for two or more conditions in which the vehicle is consuming excess fuel;

    during operation of the vehicle, detecting from the vehicle performance data whether at least one of the conditions exist in which the vehicle is consuming excess fuel; and

    during operation of the vehicle, indicating to the driver that excess fuel is being consumed due to the detected condition and a cause of the detected condition.

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