Possible causes – Air Fuel Ratio (A/F) Sensor Bank 2 Sensor 1– Air Fuel Ratio (A/F) Sensor Bank 2 Sensor 1 harness is open or shorted– Air Fuel Ratio (A/F) Sensor Bank 2 Sensor 1 circuit poor electrical connection– Fuel pressure– Fuel injector– Intake air leaks Tech description If the P2A03 code is set after…
Tag: NISSAN
P1051 NISSAN Air Fuel Ratio Sensor 1 Heater Control Circuit Low Bank 2
Possible causes – Air Fuel Ratio Sensor 1 Bank 2 harness is open or shorted– Air Fuel Ratio Sensor 1 Bank 2 circuit poor electrical connection– Faulty Air Fuel Ratio Sensor 1 Bank 2 Tech description There is a service bulletin for the following models: 2005-2006 Nissan Altima2005-2006 Nissan Altima Service Bulletin P1051 OBDII Code…
P1052 NISSAN Air Fuel Ratio Sensor 1 Heater Control Circuit High Bank 2
Possible causes – Air Fuel Ratio Sensor 1 Bank 2 harness is open or shorted– Air Fuel Ratio Sensor 1 Bank 2 circuit poor electrical connection– Faulty Air Fuel Ratio Sensor 1 Bank 2 When is the obd code mean? The current amperage in the heated air fuel ratio (A/F) sensor 1 heater circuit is…
P1564 NISSAN ASCD Steering Switch
Possible causes – ASCD Steering Switch harness is open or shorted – ASCD Steering Switch circuit poor electrical connection – Faulty ASCD Steering Switch – Faulty Engine Control Module (ECM) When is the obd code mean? An improper voltage signal from the Automatic Speed Control Device (ASCD) steering switch is sent to Engine Control Module…
P1572 NISSAN Brake Pedal Switch Circuit Malfunction
Possible causes – Brake Pedal Switch harness is open or shorted – Brake Pedal Switch circuit poor electrical connection – Faulty Brake Pedal Switch – Faulty stop lamp switch – Faulty Engine Control Moduele (ECM) When is the obd code mean? When the vehicle speed is above 30 km/h (19 MPH), ON signals from the…
P1229 NISSAN Sensor Power Supply Circuit Shorted
Possible causes – Check harness body ground– Faulty Accelerator Pedal Position (APP) sensor– Faulty Power Steering Pressure (PSP) sensor– Faulty Refrigerant Pressure sensor– Faulty EVAP Control System Pressure sensor Tech description Start by inspecting the connections of the harness to the body grounds. When is the obd code mean? The Engine Control Module (ECM) detects…
P1165 NISSAN Swirl Control Valve Control Vacuum Switch
Possible causes – Clogged hose to Swirl control valve control vacuum check switch– Swirl Control Valve Control Solenoid Valve harness is open or shorted– Swirl Control Valve Control Solenoid Valve circuit poor electrical connection– Faulty Swirl Control Valve Control Solenoid Valve– Faulty Swirl control valve control vacuum check switch Symptoms – Engine Light ON (or…
U1000 NISSAN CAN Communication Line – Signal Malfunction
Possible causes – Controller Area Network (CAN) communication harness is open or shorted– Faulty Engine Control Module (ECM)– Poor harness ground connection. Tech description Usually the problem is poor harness ground connection. There is a service bulletin for the following Nissan models with U1000 code: 2002-2006 Nissan Maxima2004-2006 Nissan Titan2004-2006 Nissan Armada2002-2006 Nissan Sentra2005-2006 Nissan…
P1335 NISSAN Crankshaft Position Sensor
Possible causes – Crankshaft position (CKP) sensor harness is open or shorted – Crankshaft position (CKP) sensor circuit poor electrical connection – Crankshaft position sensor may be faulty – Signal plate may be damage – Starter motor may be faulty – Starting system circuit – Dead or weak battery Tech description – Sometimes and in…
P0014 NISSAN Exhaust Valve Timing Control Performance Bank 1
Possible causes – Dirty Oil– Faulty Exhaust valve timing control solenoid valve– Exhaust valve timing control solenoid valve harness is open or shorted– Exhaust valve timing control solenoid valve circuit poor electrical connection– Faulty Crankshaft position sensor (POS)– Faulty Camshaft position sensor Tech description Since the exhaust valve timing control solenoid valve uses oil flow…