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Home >> Jeep >> 2020 >> Gladiator Altitude, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> 3.6L - DTCS P0369 To P054A >> DTC Troubleshooting >> P0401-EGR System Performance >> Possible Causes
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Possible Causes

Possible Causes
EGR VALVE PASSAGE BLOCKED/RESTRICTED
EGR SYSTEM LEAK
EGR VALVE ASSEMBLY

Always perform the Pre-Diagnostic TROUBLESHOOTING PROCEDURE BEFORE PROCEEDING. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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