Mike's Workshop Manuals
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Dodge and Ram
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2018
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Durango SXT Plus, AWD
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Repair and Diagnosis
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Engine Performance
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System
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3.6L - DTCS P0344 To P0573
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DTC Troubleshooting
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P0440-General EVAP System Failure
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Set Condition
Set Condition
The EVAP system was unable to achieve or maintain vacuum during the test period or the system was not able to close the ESIM Switch when vacuum was present.