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Home › Chrysler › 2023 › 300 C › Repair and Diagnosis › Engine Performance › System › 6.4L - DTCS P0123 To P0196 › DTC Troubleshooting › P0155 O2 Sensor 2/1 Heater Performance › Set Condition

Set Condition

No O2 Sensor output is received when the Powertrain Control Module (PCM) powers up the sensor heater.