P0155 BUICK HO2S Heater Performance Bank 2 Sensor 1

Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 circuit fuse– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 harness is open shorted to ground– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 circuit poor electrical connection – Faulty Engine Control Module (ECM) Tech…

P0050 BUICK HO2S Heater Control Circuit Bank 2 Sensor 1

Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 harness is open shorted– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 circuit poor electrical connection– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 fuse– Faulty Engine Control Module (ECM) Tech description The code means…

P0051 BUICK HO2S Heater Control Circuit Low Bank 2 Sensor 1

Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 harness is open shorted– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 circuit poor electrical connection– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 fuse– Faulty Engine Control Module (ECM) Tech description The code means…

P1133 BUICK HO2S Insufficient Switching Bank 1 Sensor 1

Possible causes – Faulty Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1– Vacuum leak– Faulty Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 harness is open or shorted– Faulty Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 circuit poor electrical connection When is the obd code mean? If the Powertrain Control Module (PCM) determines that…

P1153 BUICK HO2S Insufficient Switching Bank 2 Sensor 1

Possible causes – Faulty Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1– Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 harness is open or shorted– Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 circuit poor electrical connection When is the obd code mean? A DTC P1153 sets when the Powertrain Control Module (PCM) determines that…

P1031 BUICK HO2S Heater Current Monitor Control Circuit Banks 1 and 2 Sensor 1

Possible causes – Faulty Heated Oxygen Sensor Bank 1 or 2– Heated Oxygen Sensor Bank 1 or 2 harness is open or shorted– Heated Oxygen Sensor Bank 1 or 2 circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1031 BUICK OBD Code Description Heated Oxygen Sensor (HO2S)

P0053 BUICK HO2S Heater Resistance Bank 1 Sensor 1

Possible causes – Faulty Heated Oxygen Sensor Bank 1 Sensor 1– Heated Oxygen Sensor Bank 1 Sensor 1 harness is open or shorted– Heated Oxygen Sensor Bank 1 Sensor 1 circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0053 BUICK OBD Code Description The heated oxygen sensor (HO2S)…

P0054 BUICK 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 BUICK OBD Code Description The heated oxygen sensor (HO2S)…

P0462 BUICK Fuel Level Sensor Circuit Low Input

Possible causes – Faulty fuel level sensor– Fuel level sensor harness is open or shorted– Fuel level sensor circuit poor electrical connection Tech description Low fuel level can trigger this code. Before replacing any parts try filling up the fuel tank and erasing the engine code. If the problem persist it may be necessary to…

P0463 BUICK Fuel Level Sensor Circuit High Input

Possible causes – Faulty fuel level sensor– Fuel level sensor harness is open or shorted– Fuel level sensor circuit poor electrical connection When is the obd code mean? An excessively high voltage is sent from the sensor is sent to Engine Control Module (ECM). Symptoms – Engine Light ON (or Service Engine Soon Warning Light)–…