发明名称 |
Control apparatus for internal combustion engine |
摘要 |
The control apparatus for the internal combustion engine includes: a unit for detecting the change in the alcohol concentration of a fuel supplied to the internal combustion engine including a plurality of cylinders; a unit for detecting an air-fuel ratio variation between the plurality of cylinders; a unit for making the failure diagnosis when the air-fuel ratio variation between the plurality of cylinders exceeds a predetermined threshold value; and a unit for inhibiting the failure diagnosis executed based on the air-fuel ratio variation between the plurality of cylinders when the change in the alcohol concentration is detected.
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申请公布号 |
US7950269(B2) |
申请公布日期 |
2011.05.31 |
申请号 |
US20100884253 |
申请日期 |
2010.09.17 |
申请人 |
MITSUBISHI ELECTRIC CORPORATION |
发明人 |
MAEDA OSAMU;TAKUBO HIDEKI |
分类号 |
G01M15/04 |
主分类号 |
G01M15/04 |
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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