Method and apparatus for monitoring engine performance as a function of soot accumulation in a filter
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United States of America Patent
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Jul 17, 2007
Grant Date -
Jul 14, 2005
app pub date -
Aug 31, 2004
filing date -
Jan 13, 2004
priority date (Note) -
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Abstract
A method of monitoring engine performance as a function of soot accumulation in a particulate filter includes determining characteristics of soot accumulation in the filter, analyzing the characteristics, and generating an error signal if the characteristics are indicative of predetermined engine performance conditions. An electronic controller configured to monitor soot accumulation in such a manner is also herein disclosed.
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