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Home › Chrysler › 2023 › Voyager Gas › Repair and Diagnosis › Engine Performance › System › 3.6L - DTCS P2181 To P2AF5 › DTC Troubleshooting › P2273 O2 Sensor 2/2 Signal Stuck Rich › Set Condition

Set Condition

The PCM detects that the Downstream O2 Sensor does not transition from a lean to rich condition within a specific time during a DFSO event.