This overview will be stating the Nissan fixed Air circulation (MAF) sensor, a common problem v Nissan MAF, exactly how to diagnose it, change it and also carry MAF relearn procedure. 

Symptoms

This is a perform of common symptoms you will notification when her Nissan MAF sensor fasensor fails. 

Nissan is tough to start. The engine operation unusually skinny or rich, idling.Vehicle idles come high or low.Nissan hesitates as soon as under load.The auto hesitates and jerks during acceleration.

You are watching: 2011 nissan altima mass air flow sensor cleaning

How to Diagnose Nissan MAF Sensor PrSensor Problems

To diagnose the Nissan MAF sensor, you will need to read the error codes save on computer in the Engine regulate Unit sensor, girlfriend will must read the fault codes save on computer in the Engine control Unit (ECU).

For this step, you will need an OBD2 scanner.

Plug her diagnostic scanner in this port. Turn on the ignition but do not start the engine. 

 

Allow her scanner to revolve on and also communicate v the ECU. 
*

 

Select read Codes native the main menu. 

Fault codes such as P0171 mechanism Too lean (Bank 1), P0174 mechanism Too lean (Bank 2), and P0101. Dirty, obstructed, or faulty massive air circulation sensor. Compose down these codes research study them to find out what each password mesensor. Write down this codes study them to find out what each code means. 

How to change Nissan MAF SensorSensor

Replacing the MAF sensor top top a Nissan car is very esensor ~ above a Nissan auto is very easy. 

What you will certainly needProcedurePull the hood relax under the dashboard and also open the hood of her Nissan. 

Your web browser does not support the video tag.

Unplug the electric connector from your Nissan mass airflow sensor. 
*
Watch the following video on just how to remove the waiting filter box to access the MAF sensofilter box to access the MAF sensorsensor. 

Remove the screws that organize the mass air flow sensor in place. 


Install the new MAF on your Nissan. Tighten the screws so that they are secure and tight. Plug the electric connector until it locks in place. 
*
A defective Nissan quest mass airflow sensor can make your car complicated to start.Your ECU uses the mass airflow sensor entry to determine the fuel ratio that the injectors need to deliver to the engine.

See more: How Much Are Girl Scout Cookies In 2015, Girl Scout Cookies Price Increase

If your inspect engine irradiate is stillengine light is still on, usage an OBD2 scanner come clear any stored password in the ECU. 

How come Clean Nissan MAF SensorSensor

Cleaning the MAF sensor top top a Nissan is easy and takes much less than ten minusensor ~ above a Nissan is easy and takes less than ten minutes. 

 Pull the hood release and open the hood. Locate the MAF sensor beside the engine air filter houssensor alongside the engine wait filter housfilter housing. Unplug the mass air circulation sensor electric connecsensor electrical connector. Remove the 2 screws that organize the MAF sensor secure and remove the MAF sensensor secure and remove the MAF sensorsensor. Allow the MAF sensor come dry and also reinstsensor to dry and also reinstall. 

Voltage

Nissan"s mass air flow sensor sends a voltage come the powertrain regulate module (PCM). The warm wire sensors frequently have an operating range of 0 - 5 volts.