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Adaptive oxygen sensor methods, systems, and software

  • US 20080154481A1
  • Filed: 12/18/2007
  • Published: 06/26/2008
  • Est. Priority Date: 12/21/2006
  • Status: Abandoned Application
First Claim
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1. A system comprising:

  • an exhaust aftertreatment subsystem;

    an oxygen sensor coupled to the exhaust aftertreatment subsystem; and

    a controller operable to command the oxygen sensor to enter a learning mode when an EGR condition is satisfied.

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