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Method and device for safeguarding against manipulation of an odometer or a trip recorder

  • US 6,519,516 B2
  • Filed: 12/28/2000
  • Issued: 02/11/2003
  • Est. Priority Date: 12/28/1999
  • Status: Active Grant
First Claim
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1. A method for safeguarding against a manipulation of one of an odometer and a trip recorder in a motor vehicle, comprising the steps of:

  • determining an instantaneous odometer reading when an engine of the motor vehicle is stopped;

    storing the instantaneous odometer reading in an on-board control unit;

    determining the instantaneous odometer reading of the odometer on restarting the engine;

    comparing the instantaneous odometer reading ascertained on restarting the engine with the stored instantaneous odometer reading; and

    initiating a measure when the instantaneous odometer reading ascertained on restarting the engine and the stored instantaneous odometer reading do not match.

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