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Home >> Subaru >> 2018 >> Crosstrek Base, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostics) (2 Of 4) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P0441: EVAP System (CPC) Incorrect Purge Flow >> Execution Condition

Execution Condition

Secondary parameters Execution condition
Time when Evaporative Leak Check Less than
Module switching valve is closed 120000ms
Purge control duty ratio More than 0%
Preconditions  
(Condition: Close the intrusive Evaporative Leak Check Module switching valve)  
Battery voltage 10.9 V or more
Barometric pressure 75.1kPa (563mm Hg, 22.2inHg) or more
Cumulative value of purge gas amount calculated from engine start Value of Map or more(1)
Atmospheric pressure - Intake manifold absolute pressure 6.7kPa (50mmHg, 2inHg) or more
(Elapsed time after fuel cut Fuel shut-off function thereafter) 1000ms or more Not in operation
Ambient temperature -25°C (-13°F) or more
(1) It takes approximately 2 min at 40 MPH
Ambient temperature (°C (°F)) 0 (32) 10 (50) 20 (68) 30 (86) 40 (104) 50 (122)
Cumulative value of purge gas amount calculated from engine start (g (oz)) 50 (1.76) 50 (1.76) 50 (1.76) 50 (1.76) 50 (1.76) 50 (1.76)