P0054 PONTIAC HO2S Heater Resistance Bank 1 Sensor 2

Possible causes – Faulty Heated Oxygen Sensor Bank 1 Sensor 2– Heated Oxygen Sensor Bank 1 Sensor 2 harness is open or shorted– Heated Oxygen Sensor Bank 1 Sensor 2 circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0054 PONTIAC OBD Code Description The heated oxygen sensor (HO2S)…