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Home >> Subaru >> 2012 >> 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 P0111 Intake Air Temperature Sensor 1 Circuit Range/Performance >> Enable Condition
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Enable Condition

ENABLE CONDITION REFERENCE CHART

Secondary Parameters Enable Conditions
Engine coolant temperature at engine starting < 35°C (95 °F)
Battery voltage ≥ 10.9 V
Continuous time when the vehicle speed is less than 140 km/h (87 MPH) ≥ 600s
Engine coolant temperature ≥ 70°C (158°F)
Intake air amount sum value ≥ Value of Map 1
Number of experiences under conditions below ≥ 3 time(s)
  • Continuous time when vehicle speed is less than 4 km/h (2.5 MPH)
≥ Value from Map 2
  • Continuous time when vehicle speed is 40 km/h (24.9 MPH) or more
≥ 15s
and  
Establishing time of 1, 2 ≥ 15s
1. Intake air amount ≥ 10g/s (0.35 oz/s)
2. Vehicle speed ≥ 4 km/h (2.5 MPH)
ENGINE COOLANT TEMPERATURE REFERENCE CHART

Engine coolant temperature °C (°F) -20 (-4) -10 (14) 0 (32) 10 (50) 20 (68)
Intake air amount sum value (g (oz)) 50000 (1763.5) 9239 (325.86) 8176 (288.37) 6973 (245.94) 5856 (206.54)
ENGINE COOLANT TEMPERATURE REFERENCE CHART

Engine coolant temperature °C (°F) -30 (-22) 0 (32) 10 (50) 20 (68)
Continuous time (s) when vehicle speed is less than 4 km/h (2.5 MPH) 250 40 32 24