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Home >> Dodge and Ram >> 2023 >> Durango GT, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 22 (5.7L - DTCS P032F To P050B) >> DTC Troubleshooting >> P04FC-Crankcase Ventilation System Performance >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
CRANKCASE HOSE LEAKING OR DAMAGED
INTAKE MANIFOLD LEAK
PCV VALVE

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

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