Mike's Workshop Manuals
: Service manuals for every vehicle
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Dodge and Ram
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2021
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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 P0349 To P0430
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DTC Troubleshooting
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P0401-EGR System Performance
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Set Condition
Set Condition
During a slight acceleration condition, the PCM turns on the EGR Valve and monitors the reaction of the fuel trim. If the expected reaction is not detected, a fault is set.