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Home >> Subaru >> 2017 >> Outback 2.5i >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostics) (P0171 To P0685) (H4DO) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P0441: EVAP System (CPC) Incorrect Purge Flow >> Execution Condition
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Execution Condition

Secondary parameters Execution condition
Time when Evaporative Leak Check Module switching valve is closed < 120000 ms
Purge control duty ratio > 0%
Precondition
(Conditions to close the switching valve of Evaporative Leak Check Module intrusively.)
 
Battery voltage ≥ 10.9 V
Barometric pressure ≥ 75.1 kPa (563 mmHg, 22.2 inHg)
Integrated value of calculated purge airflow since engine start ≥ Value from Map(1)
Atmospheric pressure - Intake manifold absolute pressure ≥ 6.7 kPa (50 mmHg, 2 inHg)
((Fuel system status for time) = Fuel cut
followed by ≥ 1000 ms
Fuel system status) Fuel cut
Ambient temperature ≥ -25 °C (-13 °F)
(1) It takes approximately 2 min at 40 MPH

Map 

Ambient temperature °C (°F) 0 (32) 10 (50) 20 (68) 30 (86) 40 (104) 50 (122)
Integrated value of calculated purge airflow since engine start g (oz) 72 (2.54) 72 (2.54) 72 (2.54) 72 (2.54) 72 (2.54) 72 (2.54)