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Home >> Jeep >> 2024 >> Grand Cherokee Altitude X, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 25 (5.7L - DTCS P0420 To P0461) >> DTC Troubleshooting >> P0441-EVAP Purge System Performance >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2024 Jeep Grand Cherokee L. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
FUEL TANK PRESSURE (FTP) SENSOR 5-VOLT SUPPLY OPEN/HIGH RESISTANCE
PURGE SOLENOID VACUUM LINE LEAKING OR BROKEN
PURGE SOLENOID VACUUM LINE OR PORT RESTRICTED/OBSTRUCTED
PINCHED/OBSTRUCTED LINE BETWEEN THE PURGE SOLENOID AND CANISTER
PINCHED/OBSTRUCTED LINE BETWEEN THE CANISTER AND FUEL TANK
FAULTY PURGE SOLENOID
FUEL TANK PRESSURE (FTP) SENSOR

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