- 专利标题： Method and system for diagnosing a vacuum system
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申请号： US13162481申请日： 2011-06-16
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公开(公告)号： US08468879B2公开(公告)日： 2013-06-25
- 发明人: John Eric Rollinger , Ross Dykstra Pursifull
- 申请人： John Eric Rollinger , Ross Dykstra Pursifull
- 申请人地址： US MI Dearborn
- 专利权人： Ford Global Technologies, LLC
- 当前专利权人： Ford Global Technologies, LLC
- 当前专利权人地址： US MI Dearborn
- 代理机构： Alleman Hall McCoy Russell & Tuttle LLP
- 代理商 Julia Voutyras
- 主分类号： G01M15/00
- IPC分类号： G01M15/00
摘要：
A vacuum system diagnostic is disclosed. In one example, vacuum system leaks are diagnosed via a pressure reading of a vacuum reservoir. The approach may reduce the number of sensors used to diagnose vacuum system degradation.
公开/授权文献
- US20120323433A1 METHOD AND SYSTEM FOR DIAGNOSING A VACUUM SYSTEM 公开/授权日：2012-12-20