DTC P0031, P0032: Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1); Oxygen (A/F) Sensor Heater Control Circuit High (Bank 1 Sensor 1): Notes

HINT:

• Although the DTC titles say the oxygen sensor, these DTCs relate to the Air-Fuel Ratio (A/F) sensor.
• Sensor 1 refers to the sensor mounted in front of the Three-Way Catalytic Converter (TWC) and located near the engine assembly.