DTC P0441: EVAP Emission System Incorrect Purge Flow: DTC Detecting Condition

DTC DETECTING CONDITION CHART

Item	Detecting Condition	Possible cause
DTC Strategy	EVAP Pressure is monitored	Poor connection Defective PCSV Defective ECM
Enable Conditions	Engine speed > 1440 rpm Intake air temp. < 60°C Coolant at start < 60°C Fuel tank pressure sensor = 1.0~3.5V Fuel level = 15~85%, Engine coolant > 60°C Vehicle speed < 18.64 mph Load value = 25~70%
Threshold value	Fuel tank pressure for 20 sec. after closing PCSV & CCV < - 11.03 mmHg
Diagnosis Time	20 sec once per driving cycle
MIL On Condition	2 driving cycles