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Home >> Subaru >> 2022 >> Outback Touring XT >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (2.4L) (Diagnostics) (2 Of 4) >> Diagnostic Procedure With Diagnostic Trouble Code (DTC) >> DTC P04F0: EVAP System High Pressure Purge Line (CPC2) Performance >> General Description >> Execution Condition
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Execution Condition

EXECUTION CONDITION - P04F0

Secondary parameters Execution condition
<high pressure side pressure system>
Battery voltage
10.9 V or more
Barometric pressure 75.06 kPa (563.1 mmHg, 22.2 inHg) or more
Air intake manifold absolute pressure - Atmospheric pressure 30.05 kPa (225.4 mmHg, 8.9 inHg) or more
Ambient air temperature More than 4.4°C (39.9°F)
Purge control duty ratio 40% or more
Elapsed time after the switching valve in the leak check valve assembly opened 2500 ms or more
EXECUTION CONDITION - P04F1

Secondary parameters Execution condition
<Low pressure side pressure system>
Battery voltage
10.9 V or more
Barometric pressure 75.06 kPa (563.1 mmHg, 22.2 inHg) or more
Atmospheric pressure - Intake manifold absolute pressure 25.05 kPa (187.9 mmHg, 7.4 inHg) or more
Estimated ejector generation negative pressure 1.5 kPa (11.3 mmHg, 0.4 inHg) or less
Ambient air temperature More than 4.4°C (39.9°F)
Purge control duty ratio 40% or more
Elapsed time after the switching valve in the leak check valve assembly opened 2500 ms or more