发明名称 |
FAULT DIAGNOSIS METHOD, FAULT DIAGNOSIS SYSTEM, AND FAULT DIAGNOSIS DEVICE FOR ENGINE |
摘要 |
In the present fault diagnosis method and the fault diagnosis system (10) for an engine (16), an external diagnosis device (14): obtains continuous data on the incidences of misfire by misfiring cylinders from the vehicle's (12) side with regard to the actually occurring misfire or past incidences of misfire; detects a misfire pattern, which is to be classified according to the presence of continuous incidences of misfire, on the basis of the continuous data; and narrows down a fault site in accordance with the misfire pattern. |
申请公布号 |
EP2693032(B1) |
申请公布日期 |
2017.04.05 |
申请号 |
EP20120765688 |
申请日期 |
2012.02.24 |
申请人 |
Honda Motor Co., Ltd. |
发明人 |
ITO Hiroshi;HAISHIMA Masami;WATANABE Koji;YAGI Kensuke |
分类号 |
F02D45/00;F02B77/08;F02D17/02;F02D41/22;G01M15/11;G07C5/08 |
主分类号 |
F02D45/00 |
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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