发明名称 |
Exhaust gas oxygen sensor diagnostic method and apparatus |
摘要 |
An internal combustion engine includes an exhaust system, an oxygen sensor in the exhaust system and a sensor malfunction monitor. In order to maintain operation during a fuel cut-off situation, the sensor malfunction monitor is arranged to control the fuel cut-off sequencing. |
申请公布号 |
US8290688(B2) |
申请公布日期 |
2012.10.16 |
申请号 |
US20090585024 |
申请日期 |
2009.09.01 |
申请人 |
WATSON IAIN;DENSO CORPORATION |
发明人 |
WATSON IAIN |
分类号 |
G06F19/00;F02D41/14;G01M15/00 |
主分类号 |
G06F19/00 |
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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