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…

P0153 INFINITI Air Fuel Ratio Circuit Slow Response Bank 2 Sensor 1

Possible causes – Air fuel ratio (A/F) sensor 1 bank 2 harness is open or shorted– Air fuel ratio (A/F) sensor 1 bank 2 circuit poor electrical connection– Faulty Air fuel ratio (A/F) sensor 1 bank 2– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks– Exhaust gas leaks Tech description Replacing the Air fuel…