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Home >> Jeep >> 2024 >> Grand Cherokee Summit >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 72 (2.0L - DTCS P0420 To P0490) >> DTC Troubleshooting >> P0443-EVAP Purge 1 Control Circuit >> Possible Causes

Possible Causes

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Possible Causes
EVAP PURGE CONTROL CIRCUIT SHORTED TO VOLTAGE
EVAP PURGE CONTROL CIRCUIT SHORTED TO GROUND
EVAP PURGE CONTROL CIRCUIT OPEN/HIGH RESISTANCE
EVAP PURGE GROUND CIRCUIT OPEN/HIGH RESISTANCE
EVAP PURGE SOLENOID
POWERTRAIN CONTROL MODULE (PCM)

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