How To Fix P0064? | HO2S Heater Control Circuit High (Bank 2, Sensor 3)
What does the P0064 HO2S Heater Control Circuit High (Bank 2, Sensor 3) mean? P0064 code gets triggered when the Engine Control Module detects that the voltage in the heater circuit of the oxygen sensor is higher than expected. Specifically, we’re talking about the oxygen sensor heater circuit for Bank 2, Sensor 3. When the…