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Open architecture diagnostic tool

  • US 6,236,917 B1
  • Filed: 12/21/1999
  • Issued: 05/22/2001
  • Est. Priority Date: 12/21/1999
  • Status: Expired due to Term
First Claim
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1. A diagnostic tool for communicating with a plurality of motor vehicle control units, the diagnostic tool comprising:

  • a processor for executing an operating system and a plurality of diagnostic applications;

    a main memory coupled to the processor; and

    a non-volatile storage device coupled to the processor, the storage device storing the operating system and the plurality of diagnostic applications, wherein each of the diagnostic applications is compiled and linked separately from the operating system, and wherein each of the diagnostic applications is separately downloadable into the storage device of the diagnostic tool, the diagnostic applications when executed by the processor functioning to provide at least one message to one of the control units and to receive control unit information from one of the control units in response to the at least one message.

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