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CALIBRATABLE UDS SECURITY CONCEPT FOR HEAVY-DUTY DIESEL ENGINE

  • US 20080157920A1
  • Filed: 11/14/2007
  • Published: 07/03/2008
  • Est. Priority Date: 12/28/2006
  • Status: Abandoned Application
First Claim
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1. A method of providing varying levels of security access to an engine controller software, said controller having non-volatile memory, comprising:

  • a. specifying engine control functions by level of security;

    b. rejecting access to unauthorized levels of security based access code;

    c. permitting access requested level of security when authorized access code is implemented.

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