DTC P0031, P0032, P0051, P0052: Oxygen (A/F) Sensor Heater Control Circuit Low/High (Bank 1 Sensor 1), Oxygen (A/F) Sensor Heater Control Circuit Low/High (Bank 2 Sensor 1): Notes
HINT:
Although each DTC title says "oxygen sensor", these DTCs are related to the air-fuel ratio sensor (A/F sensor).