Subaru 2009 IMPREZA Service Manual page 755

Diagnostic Trouble Code (DTC) Detecting Criteria
R: DTC P0111 INTAKE AIR TEMPERATURE SENSOR 1 CIRCUIT RANGE/
PERFORMANCE
1. OUTLINE OF DIAGNOSIS
Detect the malfunction of intake air temperature sensor output property.
Judge as NG when the intake air temperature is not varied whereas it seemed to be varied from the viewpoint
of engine condition.
2. COMPONENT DESCRIPTION
(1)
(A)
(A) Air
(1) Air flow sensor
(2) Intake air temperature sensor
3. ENABLE CONDITIONS
Secondary Parameters
Engine coolant temperature at engine
starting
Engine coolant temperature
Battery voltage
Continuous time when the vehicle speed
is less than 60 km/h (37.3 MPH)
4. GENERAL DRIVING CYCLE
Perform the diagnosis when the vehicle speed condition is met after warming up from a cold condition.
(2)
(3) Resistance value ( )
Enable Condition
< 30 °C (86 °F)
100 °C (212 °F)
10.9 V
600 s
GD(H4SO)-31
GENERAL DESCRIPTION
(3)
(4)
(4) Intake air temperature °C (°F)
EN-01767