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Electronic speedometer calibration device

  • US 20030033849A1
  • Filed: 08/17/2001
  • Published: 02/20/2003
  • Est. Priority Date: 08/17/2001
  • Status: Abandoned Application
First Claim
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1. A method of correcting the speed displayed on an electronic speedometer, comprising the steps of:

  • (a) determining a multiplication factor;

    (b) obtaining an electrical speed signal from a motor vehicle drive system;

    (c) multiplying a frequency of said electrical speed signal by said multiplication factor to produce a modified electrical speed signal; and

    (d) inputing said modified electrical speed signal into the electronic speedometer.

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