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Home › Jeep › 2023 › Cherokee Altitude LUX › Repair and Diagnosis › Engine Performance › System › 2.4L - DTCS P025C To P0463 › DTC Troubleshooting › P0440-General EVAP System Failure › Set Condition

Set Condition

The Powertrain Control Module (PCM) initiates an intrusive test to determine the leak size. This DTCs sets when the ESIM Switch did not close during the test period.