Possible causes – Faulty Front Heated Oxygen Sensor Bank 1– Front Heated Oxygen Sensor Bank 1 harness is open or shorted– Front Heated Oxygen Sensor Bank 1 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty– Exhaust gas leaks Tech description Replacing the Front Heated Oxygen Sensor Bank…
Tag: INFINITI
P1144 INFINITI Heated Oxygen Sensor 1 Rich Shift Monitoring
Possible causes – Faulty Front Heated Oxygen Sensor Bank 1– Front Heated Oxygen Sensor Bank 1 harness is open or shorted– Front Heated Oxygen Sensor Bank 1 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty– Exhaust gas leaks Tech description Replacing the O2 Sensor 1 Bank 1…
P0130 INFINITI O2 Sensor Circuit Malfunction Bank 1 Sensor 1
Possible causes – Faulty Front Heated Oxygen Sensor Bank 1– Front Heated Oxygen Sensor Bank 1 harness is open or shorted– Front Heated Oxygen Sensor Bank 1 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty– Exhaust gas leaks Tech description Replacing the O2 Sensor 1 Bank 1…
P0131 INFINITI O2 Sensor Circuit Low Bank 1 Sensor 1
Possible causes – Faulty Front Heated Oxygen Sensor Bank 1– Front Heated Oxygen Sensor Bank 1 harness is open or shorted– Front Heated Oxygen Sensor Bank 1 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty– Exhaust gas leaks Tech description Replacing the O2 Sensor 1 Bank 1…
P0132 INFINITI O2 Sensor Circuit High Bank 1 Sensor 1
Possible causes – Faulty Front Heated Oxygen Sensor Bank 1– Front Heated Oxygen Sensor Bank 1 harness is open or shorted– Front Heated Oxygen Sensor Bank 1 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty– Exhaust gas leaks Tech description Replacing the O2 Sensor 1 Bank 1…
P1143 INFINITI Heated Oxygen Sensor 1 Lean Shift Monitoring Bank 1
Possible causes – Faulty Front Heated Oxygen Sensor Bank 1– Intake air leaks– Front Heated Oxygen Sensor Bank 1 harness is open or shorted– Front Heated Oxygen Sensor Bank 1 circuit poor electrical connection– Fuel pressure– Injectors Tech description If there are no intake air leaks, the most likely cause of the P1143 code is…
P0154 INFINITI O2 Sensor Circuit No Activity Detected Sensor 1 Bank 2
Possible causes – Faulty Front Heated Oxygen Sensor Bank 2– Front Heated Oxygen Sensor Bank 2 harness is open or shorted– Front Heated Oxygen Sensor Bank 2 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty– Exhaust gas leaks Tech description Replacing the Front Heated Oxygen Sensor Bank…
P0151 INFINITI O2 Sensor Circuit Low Bank 2 Sensor 1
Possible causes – Faulty Front Heated Oxygen Sensor Bank 2– Front Heated Oxygen Sensor Bank 2 harness is open or shorted– Front Heated Oxygen Sensor Bank 2 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty– Exhaust gas leaks Tech description Replacing the Front Heated Oxygen Sensor Bank…
P0150 INFINITI O2 Sensor Circuit Malfunction Bank 2 Sensor 1
Possible causes – Faulty Front Heated Oxygen Sensor Bank 2– Front Heated Oxygen Sensor Bank 2 harness is open or shorted– Front Heated Oxygen Sensor Bank 2 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty– Exhaust gas leaks Tech description Replacing the O2 Sensor 1 Bank 2…
P0153 INFINITI O2 Sensor Circuit Slow Response Bank 2 Sensor 1
Possible causes – Faulty Front Heated Oxygen Sensor Bank 2– Front Heated Oxygen Sensor Bank 2 harness is open or shorted– Front Heated Oxygen Sensor Bank 2 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks– Exhaust gas leaks Tech description Replacing the Front Heated Oxygen Sensor Bank 2 usually takes…