System and method to mitigate sensor failures due to water condensation
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United States of America Patent
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Jun 7, 2022
Grant Date -
Aug 20, 2020
app pub date -
Oct 10, 2017
filing date -
Oct 10, 2017
priority date (Note) -
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Abstract
A diagnostic system (10) is provided and includes a sensor (24) disposed downstream from an exhaust gas aftertreatment system. Also included in the diagnostic system (10) is a central diagnostic unit (35) configured to diagnose a condensation condition associated with the sensor (24) for mitigating a sensor failure due to water condensation on the sensor (24), the central diagnostic unit (35) performing the diagnosis on the condensation condition based on water storage and release information related to a component of the exhaust gas aftertreatment system. The sensor (24) is activated based on the water storage and release information.
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