FixVault

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

DTC DETECTING CONDITION CHART

Item Detecting Condition Possible cause
DTC Strategy
  • Monitor the fuel tank's vacuum
  • A leak in PCSV
Enable Conditions
  • 10 V < Battery voltage < 16 V
  • Barometric pressure > 72 kPa (0.72 bar)
  • Engine coolant temperature at startup - Intake air temperature at startup < 6.7°C (12°F)
  • Engine coolant temperature at startup: 4.5 ~ 35°C (40 ~ 95°F)
  • Intake air temperature at startup: 4.5 ~ 35°C (40 ~ 95°F)
  • Fuel level: 15 ~ 85 %
Threshold value
  • Fuel tank's vacuum > a prescribed threshold
Diagnosis Time
  • One time during Evaporative system diagnosis
MIL On Condition
  • 2 driving cycles