P0051 PONTIAC 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 PONTIAC 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 PONTIAC 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…

P0461 PONTIAC Fuel Level Sensor Circuit Range/Performance

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? The output signal of the fuel level sensor does not change within the specified range even though the vehicle has been driven a long distance. Symptoms –…

P0230 PONTIAC Fuel Pump Relay Control Circuit

Possible causes – Faulty Fuel Pump Relay– Fuel Pump Relay harness is open or shorted– Fuel Pump Relay circuit poor electrical connection– Faulty Powertrain Control Module (PCM) When is the obd code mean? The P0230 code will be set when the Powertrain Control Module (PCM) detects the fuel pump control circuit is shorted to ground….

P0453 PONTIAC Fuel Tank Pressure Sensor Circuit High Voltage

Possible causes – Faulty Fuel Tank Pressure Sensor– Fuel Tank Pressure Sensor harness is open or shorted– Fuel Tank Pressure Sensor circuit poor electrical connection Tech description On most Pontiac vehicles the sensor is on top of the fuel tank. When is the obd code mean? An excessively high voltage from the sensor is sent…

P0030 PONTIAC HO2S Heater Control Circuit Bank 1 Sensor 1

Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 1 Sensor 1 circuit– Heated Oxygen Sensor (H2OS) Bank 1 Sensor 1 circuit fuse– Heated Oxygen Sensor (H2OS) Bank 1 Sensor 1 circuit open shorted to ground– Heated Oxygen Sensor (H2OS) Bank 1 Sensor 1 circuit poor electrical connection– Faulty Powertrain Control Module (PCM) Tech description…

P0135 PONTIAC HO2S Heater Performance Bank 1 Sensor 1

Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 1 Sensor 1– Heated Oxygen Sensor (H2OS) Bank 1 Sensor 1 circuit fuse– Heated Oxygen Sensor (H2OS) Bank 1 Sensor 1 circuit open shorted to ground– Heated Oxygen Sensor (H2OS) Bank 1 Sensor 1 circuit poor electrical connection– Faulty Powertrain Control Module (PCM) Tech description The…

P0031 PONTIAC HO2S11 Heater Control Circuit Low Voltage

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

P0032 PONTIAC HO2S11 Heater Control Circuit High Voltage

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