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Home >> Jeep >> 2021 >> Grand Cherokee L Laredo, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 16 (5.7L - DTCS P025B To P0455) >> DTC Troubleshooting >> P0441-EVAP Purge System Performance >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
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  .