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FAILURE DIAGNOSIS SYSTEM, AND VEHICLE-MOUNTED ECU FOR USE IN THE FAILURE DIAGNOSIS SYSTEM

  • US 20090287370A1
  • Filed: 05/08/2009
  • Published: 11/19/2009
  • Est. Priority Date: 05/13/2008
  • Status: Active Grant
First Claim
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1. A failure diagnosis system that erases diagnostic information, comprising:

  • a VIN storage ECU that stores a vehicle identification number and diagnostic information; and

    an other ECU that does not store the vehicle identification number but stores the diagnostic information,wherein the VIN storage ECU and the other ECU execute erasure of the diagnostic information stored in the VIN storage ECU and erasure of the diagnostic information stored in the other ECU in connection with execution of writing of the vehicle identification number in the VIN storage ECU.

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