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Home › Chrysler › 2014 › 200 S › Repair and Diagnosis › Engine Performance › System › 3.6L - DTCS P0155 To P0455 › Diagnosis And Testing › P0155-O2 Sensor 2/1 Heater Performance › When Monitored

When Monitored

Engine running and heater duty cycle greater than 0%. Battery voltage greater than 11.0 Volts.

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