发明名称 |
EXHAUST TREATMENT DIAGNOSTIC SYSTEM AND METHOD |
摘要 |
A method and system for monitoring operation of an exhaust treatment system of a diesel engine includes a dosing system including an injector for injecting an injection fluid and a pump for pressurizing the injection fluid. The system also includes a pressure sensor in communication with the dosing system generating a pressure signal. The system further includes a control module that determines a pressure error signal in response to the pressure signal and generates a fault signal in response. |
申请公布号 |
US2010212417(A1) |
申请公布日期 |
2010.08.26 |
申请号 |
US20090391626 |
申请日期 |
2009.02.24 |
申请人 |
GM GLOBAL TECHNOLOGY OPERATIONS, INC. |
发明人 |
CRAWFORD KYLE E.;MULLINS JASON DANIEL |
分类号 |
G01M15/10;F01N9/00 |
主分类号 |
G01M15/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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