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This scanner can also read and clear fault codes on every control module of your Nissan. If the check engine light is still on after you replace the mass airflow sensor, you can use the YOUCANIC Full System Scanner to clear the stored codes. At full throttle, voltage is normally between 4 and 5 volts. The hot wire sensors typically have an operating range of 0 – 5 volts. Nissan’s mass airflow sensor sends a voltage to the powertrain control module (PCM). 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. Watch the following video on removing the air filter box to access the MAF sensor.Unplug the electrical connector from your Nissan mass airflow sensor.The Nissan MAF sensor is located next to the engine air filter housing, typically on the driver’s side. Locate a mass airflow sensor in the engine bay. Pull the hood release under the dashboard and open the hood of your Nissan.