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Home › Dodge and Ram › 2019 › ProMaster 2500 › Repair and Diagnosis › Engine Performance › System › 3.6L - DTCS P0138 To P0340 › Diagnosis And Testing › 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.