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Home >> Subaru >> 2013 >> Forester X, Automatic Trans >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Diagnostic Trouble Code (DTC) Detecting Criteria (H4DO) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P0506 Idle Air Control System Rpm Lower Than Expected >> Enable Condition
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Enable Condition

ENABLE CONDITION

Secondary Parameters Enable Conditions
Engine coolant temperature ≤ 75 °C (167 °F)
Battery voltage ≤ 10.9 V
Atmospheric pressure ≤ 75 kPa (563 mmHg, 22.2 inHg)
Fuel level ≤ 9.6 (2.54 US gal, 2.11 Imp gal)
Elapsed time after starting the engine ≤ 10.49 s
Feedback of ISC In operation
Lambda value (left and right) ≤ 0.81
  and
  < 1.1
After switching air conditioner to ON/OFF ≤ 5.1 s
After intake manifold pressure changes by 4 kPa (30 mmHg, 1.2 inHg) or more. > 5.1 s
Elapsed time after switching neutral position switch to ON/OFF > 5.1 s
Vehicle speed 0 km/h (0 MPH)