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Home >> Jeep >> 2023 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 49 (2.0L - DTCS P1573 To P1E27) >> DTC Troubleshooting >> P1CEA Boost Side EVAP Purge System Performance >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
FUEL TANK SENSOR 5-VOLT SUPPLY CIRCUIT OPEN OR SHORTED TO GROUND
BLOCKAGE/FLASH AT THE PORTS ON THE CAC/INTAKE MANIFOLD OR THE AIR CLEANER
PURGE TUBE BETWEEN THE PURGE SOLENOID AND EJECTOR TEE OBSTRUCTED OR BROKEN
TUBE BETWEEN THE CAC/INTAKE MANIFOLD AND EJECTOR TEE OBSTRUCTED OR BROKEN
EJECTOR TEE MALFUNCTION
OBD VENT VALVE
FAULTY PURGE SOLENOID
FUEL TANK PRESSURE (FTP) SENSOR

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