Wireless diagnostic system and method for monitoring vehicles

  • US 6,636,790 B1
  • Filed: 02/01/2001
  • Issued: 10/21/2003
  • Est. Priority Date: 07/25/2000
  • Status: Active Grant
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First Claim
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1. A method for characterizing a vehicle'"'"'s performance, comprising the steps of:

  • retrieving data representative of the vehicle'"'"'s performance through the vehicle'"'"'s OBD or OBD-II connector according to a communication protocol at a predetermined time interval with a data collector/router comprising;

    i) an electrical connector that connects to the OBD or OBD-II connector;

    ii) a microprocessor configured to retrieve and transmit data at the predetermined time interval, and iii) a wireless transmitter in electrical contact with the microprocessor;

    wirelessly transmitting the data with the wireless transmitter to a wireless communications system and then to a host computer; and

    analyzing the data with the host computer.

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