Allow the MAF sensor to dry and reinstall. Spray 8 to 12 spurts of MAF sensor cleaner on the exposed plate. 
Remove the two screws that hold the MAF sensor secure and remove the MAF sensor. Unplug the mass air flow sensor electrical connector. Locate the MAF sensor next to the engine air filter housing. Pull the hood release and open the hood. How to Clean Nissan MAF SensorĬleaning the MAF sensor on a Nissan is easy and takes less than ten minutes. If your check engine light is still on, use an OBD2 scanner to clear any stored codes in the ECU. A defective Nissan Quest mass airflow sensor could make your car difficult to start. Your ECU uses the mass airflow sensor input to determine the fuel ratio the injectors need to deliver to the engine. Plug the electrical connector until it locks in place. Tighten the screws so that they are secure and tight. Remove the screws that hold the mass airflow sensor in place. Replacing the MAF sensor on a Nissan vehicle is very easy. Write down these codes and research them to find out what each code means. Dirty, obstructed, or faulty mass air flow sensor. Allow your scanner to turn on and communicate with the ECU.įault codes include P0171 System Too Lean (Bank 1), P0174 System Too Lean (Bank 2), and P0101. Turn on the ignition but do not start the engine. Plug your diagnostic scanner into this port. 
Locate the diagnostic port under the dashboard on the driver’s side.To diagnose the Nissan MAF sensor, you must read the fault codes stored in the Engine Control Unit (ECU). For this step, you will need an OBD2 scanner. How to Diagnose Nissan MAF Sensor Problems The vehicle hesitates and jerks during acceleration.
The engine runs unusually lean or rich, idling.You will notice this list of common symptoms when your Nissan MAF sensor fails. How to Diagnose Nissan MAF Sensor Problems.
0 kommentar(er)
