Internet-based emissions test for vehicles

  • US 6,928,348 B1
  • Filed: 07/08/2003
  • Issued: 08/09/2005
  • Est. Priority Date: 04/30/2001
  • Status: Active Grant
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First Claim
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1. A method of remotely testing emissions of a vehicle, comprising:

  • (a) wirelessly receiving, by a computer system and from a vehicle, data comprising at least one of (i) at least one vehicle diagnostic trouble code (DTC), (ii) status of a MIL, and (iii) data relating to at least one I/M readiness flag;

    (b) analyzing the received data to determine a status of the vehicle'"'"'s emissions;

    (c) repeating the wirelessly receiving and analyzing while the vehicle is in use, wherein the repeating is stopped when a predetermined set of readiness flags are characterized by a complete condition; and

    (d) outputting information indicative of the determined status of the vehicle'"'"'s emissions.

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