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Home › Chrysler › 2018 › Pacifica L, Gas › Repair and Diagnosis › Engine Performance › System › 3.6L - DTCS P0306 To P0562 › DTC Troubleshooting › P0401-EGR System Performance › 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.