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Home >> Dodge and Ram >> 2018 >> Durango Pursuit >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 18 (3.6L - DTCS P0344 To P0573) >> DTC Troubleshooting >> P0456-EVAP System Small Leak >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
EVAP SYSTEM PLUMBING LEAK
CHARCOAL CANISTER LEAKING
FUEL TANK OR FUEL PUMP SEAL LEAKING
ESIM MOUNTING SEAL LEAKING
ESIM INTERNAL CHECK VALVES LEAKING
PURGE SOLENOID LEAKING
RESTRICTION IN THE CANISTER TUBE BETWEEN THE FUEL TANK AND CHARCOAL CANISTER

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