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Home >> Jeep >> 2008 >> Commander Overland, RWD >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0339 To P0507 >> P0441-EVAP Purge System Performance >> Possible Causes
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Possible Causes

Possible Causes 
EVAP PURGE SOLENOID VACUUM SUPPLY
EVAP PURGE HOSE/TUBE AND FRESH AIR FILTER OBSTRUCTION
EVAP PURGE SOLENOID
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding.