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Home >> Subaru >> 2005 >> Outback XT Limited, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Diagnostic Trouble Code (DTC) Detecting Criteria (H4DOTC) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P0181 Fuel Temperature Sensor "A" Circuit Range/Performance >> Diagnostic Method >> Judgment Value
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Judgment Value

JUDGMENT VALUE

Malfunction Criteria Threshold Value
Fuel level >/= 9.6 lambda (2.54 US gal, 2.11 Imp gal)
After starting engine 20 seconds or more
Engine coolant temperature - engine coolant temperature at engine starting >/= 10°C (50°F)
Fuel temperature - engine coolant temperature >/= 10°C (50°F)
Battery voltage >/= 10.9 V

Time Needed for Diagnosis:  120 seconds

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



JUDGMENT VALUE

Malfunction Criteria Threshold Value
Fuel level >/= 9.6 lambda (2.54 US gal, 2.11 Imp gal)
After starting engine 20 seconds or more
Engine coolant temperature - engine coolant temperature at engine starting >/= 10°C (50°F)
Fuel temperature - engine coolant temperature < 10°C (50°F)
Battery voltage > 10.9 V
Engine coolant temperature < 70°C (158°F)


JUDGMENT VALUE

Malfunction Criteria Threshold Value
Accumulated amount of intake air >/= 550 kg (1212.5 lb)
Fuel temperature difference between Max. and Min. < 2°C (35.6°F)

Time Needed for Diagnosis:  To be determined.

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



JUDGMENT VALUE

Malfunction Criteria Threshold Value
Accumulated amount of intake air >/= 550 kg (1212.5 lb)
Fuel temperature difference between Max. and Min. >/= 2°C (35.6°F)