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Home >> Subaru >> 2007 >> Outback XT Limited, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Diagnostic Trouble Code (DTC) Detecting Criteria (H4DOTC) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P0506 Idle Air Control System Rpm Lower Than Expected >> Diagnostic Method
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Diagnostic Method

Judge as NG when the continuous time of completing the malfunction criterion below is 10 seconds x 3 times.

Judgment Value 

JUDGMENT VALUE

Malfunction Criteria Threshold Value
Actual - target engine speed < -100 rpm
Feedback value for ISC Max.

Time Needed for Diagnosis:  10 seconds x 3 times

Malfunction Indicator Light Illumination:  Illuminates when malfunction occurs in 2 continuous driving cycles.

Judge as OK and clear the NG when the continuous time of meeting the malfunction criteria below becomes the time needed for diagnosis (10 seconds) or more.

Judgment Value 

JUDGMENT VALUE

Malfunction Criteria Threshold Value
Actual - target engine speed ≥ -100 rpm