Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Masahiko Wakairo0
Hajime Hosoya0
Date of Patent
November 14, 2006
0Patent Application Number
109533830
Date Filed
September 30, 2004
0Patent Primary Examiner
Patent abstract
When an operation of internal combustion engine is stopped, the power consumption of a control unit is lowered, to measure an elapsed time. When the elapsed time reaches a standby time, the processing of lowering the power consumption is cancelled, to diagnose whether or not the leakage occurs in an evaporation purge line of a fuel vapor processing apparatus.
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