P0131 NISSAN Air Fuel Ratio Circuit Low Bank 1 Sensor 1

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

P0132 NISSAN Air Fuel Ratio Circuit High Bank 1 Sensor 1

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

P0133 NISSAN Air Fuel Ratio Circuit Slow Response Bank 1 Sensor 1

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

P015A NISSAN SENTRA Air Fuel Ratio Sensor 1 Bank 1 Circuit Delayed Response

Possible causes – Faulty Air Fuel Ratio (A/F) Sensor 1 Bank 1– Engine Control Module (ECM) program outdated– Air Fuel Ratio (A/F) Sensor 1 Bank 1 harness is open or shorted– Air Fuel Ratio (A/F) Sensor 1 Bank 1 circuit poor electrical connection Tech description Replacing the Air Fuel Ratio Sensor 1 Bank 1 usually…

P015B NISSAN SENTRA Air Fuel Ratio Sensor 1 Bank 1 Circuit Delayed Response

Possible causes – Faulty Air Fuel Ratio (A/F) Sensor 1 Bank 1– Engine Control Module (ECM) program outdated– Air Fuel Ratio (A/F) Sensor 1 Bank 1 harness is open or shorted– Air Fuel Ratio (A/F) Sensor 1 Bank 1 circuit poor electrical connection Tech description Replacing the Air Fuel Ratio Sensor 1 Bank 1 usually…

P2122 NISSAN Accelerator Pedal Position Sensor Circuit Range/Performance

Possible causes – Faulty Accelerator Pedal Position Sensor– Accelerator Pedal Position Sensor harness is open or shorted– Accelerator Pedal Position Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– No Accelerator Pedal respsonse P2122 NISSAN OBD Code Description The Accelerator Pedal Position (APP) sensor is installed on the…

P2123 NISSAN Accelerator Pedal Position Sensor Circuit Range/Performance

Possible causes – Faulty Accelerator Pedal Position Sensor– Accelerator Pedal Position Sensor harness is open or shorted– Accelerator Pedal Position Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– No Accelerator Pedal respsonse P2123 NISSAN OBD Code Description The Accelerator Pedal Position (APP) sensor is installed on the…

P0443 NISSAN EVAP Canister Purge Volume Control Solenoid Valve

Possible causes – EVAP control system pressure sensor– Damage harness or connectors to the Purge Control Valve– The valve circuit is open or shorted– EVAP canister purge volume control solenoid valve may be faulty (The valve is stuck open) Tech description It’s a very common problem with Nissan vehicles. If the harness is not damage,…

P1444 NISSAN EVAP Canister Purge Volume Control Solenoid Valve

Possible causes – EVAP control system pressure sensor– EVAP canister purge volume control solenoid valve (The valve is stuck open.)– EVAP canister vent control valve– EVAP canister– Hoses (Hoses are connected incorrectly or clogged.) Tech description There is a factory service bulletin for the following Nissan models: 2002 Nissan Altima2003 Nissan Altima2004 Nissan Altima2005 Nissan…

P0400 NISSAN Exhaust Gas Recirculation Function- No/Low Flow Detected

Possible causes – Exhaust Gas Recirculation (EGR) volume control valve stuck closed– Faulty Exhaust Gas Recirculation (EGR) volume control solenoid valve– Faulty EGR Valve– Faulty EGR temperature sensor and circuit– Exhaust Gas Recirculation (EGR) solenoid valve harness is open or shorted– Exhaust Gas Recirculation (EGR) solenoid valve circuit poor electrical connection– Dead (Weak) battery Tech…