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Home >> Subaru >> 2005 >> Outback R VDC Limited >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Diagnostic Trouble Code (DTC) Detecting Criteria (H4SO)) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P0447 Evaporative Emission Control System Vent Control Circuit Open >> Diagnostic Method >> Abnormality Judgment

Abnormality Judgment

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Judge NG when the continuous time of completing the malfunction criteria below becomes more than 2.5 seconds.

Judgment Value 

JUDGMENT VALUE REFERENCE (ABNORMALITY)

Malfunction Criteria Threshold Value
Ignition switch ON
Battery voltage >10.9V
After engine starting 1 second or more
Terminal output voltage when ECM sends OFF signal Low

Time Needed for Diagnosis:  2.5 seconds

Malfunction Indicator Light Illumination:  Illuminates as soon as the malfunction occurs.