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Home >> Dodge and Ram >> 2018 >> Charger Pursuit, 5.7L Eng VIN T, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 24 (3.6L - DTCS P0160 To P0501) >> DTC Troubleshooting >> P0440-General EVAP System Failure >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
EVAP PURGE SOLENOID VACUUM SUPPLY
EVAP PURGE TUBE OBSTRUCTION
OBSTRUCTION IN THE VENT HOSE OR FILTER
ESIM SIGNAL CIRCUIT OPEN
ESIM SENSOR GROUND CIRCUIT OPEN
ESIM ORIENTATION OR INSTALLED INCORRECTLY
LARGE EVAPORATIVE EMISSION LEAK
EVAPORATIVE SYSTEM INTEGRITY MONITOR (ESIM) SWITCH
EVAP PURGE SOLENOID
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .