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Home › Chrysler › 2025 › Pacifica Select, FWD › Repair and Diagnosis › Engine Performance › System › 3.6L - DTCS P0344 To P0406 › 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.