Possible causes – Faulty air fuel ratio (A/F) sensor 1 heater Bank 1 – Air fuel ratio (A/F) harness is open or shorted– Air fuel ratio (A/F) circuit poor electrical connection When is the obd code mean? The A/F signal computed by ECM from the A/F sensor 1 signal is constantly approx. 0V. Symptoms –…
Tag: NISSAN
P1272 NISSAN Air Fuel Ratio Sensor 1 Circuit No Activity Detected Bank 1
Possible causes – Faulty air fuel ratio (A/F) sensor 1 heater Bank 1 – Air fuel ratio (A/F) harness is open or shorted– Air fuel ratio (A/F) circuit poor electrical connection When is the obd code mean? The A/F signal computed by ECM from the A/F sensor 1 signal is constantly approx. 0V. Symptoms –…
P1276 NISSAN Air Fuel Ratio Sensor 1 Circuit High Voltage Detected Bank 1
Possible causes – Faulty air fuel ratio (A/F) sensor 1 heater Bank 1 – Air fuel ratio (A/F) harness is open or shorted– Air fuel ratio (A/F) circuit poor electrical connection When is the obd code mean? The A/F signal computed by ECM from the A/F sensor 1 signal is constantly approx. 0V. Symptoms –…
P1281 NISSAN Air Fuel Ratio Sensor 1 Circuit No Activity Detected Bank 2
Possible causes – Faulty air fuel ratio (A/F) sensor 1 heater Bank 2 – Air fuel ratio (A/F) harness is open or shorted– Air fuel ratio (A/F) circuit poor electrical connection When is the obd code mean? The A/F signal computed by ECM from the A/F sensor 1 signal is constantly approx. 0V. Symptoms –…
P1282 NISSAN Air Fuel Ratio Sensor 1 Circuit No Activity Detected Bank 2
Possible causes – Faulty air fuel ratio (A/F) sensor 1 heater Bank 2 – Air fuel ratio (A/F) harness is open or shorted– Air fuel ratio (A/F) circuit poor electrical connection When is the obd code mean? The A/F signal computed by ECM from the A/F sensor 1 signal is constantly approx. 0V. Symptoms –…
P1286 NISSAN Air Fuel Ratio Sensor 1 Circuit High Voltage Detected Bank 2
Possible causes – Faulty air fuel ratio (A/F) sensor 1 heater Bank 2 – Air fuel ratio (A/F) harness is open or shorted– Air fuel ratio (A/F) circuit poor electrical connection When is the obd code mean? The A/F signal computed by ECM from the A/F sensor 1 signal is constantly approx. 0V. Symptoms –…
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…
P2138 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– Faulty Electric Throttle Control Actuator Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– No Accelerator Pedal respsonse P2138 NISSAN OBD Code Description The Accelerator Pedal Position (APP)…
P1274 NISSAN Air Fuel Ratio Sensor 1 Rich Shift Monitoring Bank 1
Possible causes – Faulty Air fuel ratio (A/F) sensor 1 Bank 1 – Faulty Air fuel ratio (A/F) sensor 1 heater Bank 1 – Fuel pressure– Faulty Fuel injector – Faulty Air Flow Meter Tech description If one or more sensors are replaced the Engine Control Module (ECM) Mixture Ratio Self-Learning clearing procedure must be…
P1284 NISSAN Air Fuel Ratio Sensor 1 Rich Shift Monitoring Bank 2
Possible causes – Faulty Air fuel ratio (A/F) sensor 1 Bank 1 – Faulty Air fuel ratio (A/F) sensor 1 heater Bank 1 – Fuel pressure– Faulty Fuel injector – Faulty Air Flow Meter Tech description If one or more sensors are replaced the Engine Control Module (ECM) Mixture Ratio Self-Learning clearing procedure must be…