How to

How To Reset Mass Air Flow Sensor Nissan Altima

I cleaned the sensor, and the engine light went away. I have a 2011 nissan altima 2.5 base , today i took my vehicle to a local auto shop and the guy did a diagnostic test on my car.


2000 NISSAN ALTIMA JA18P67 WG ENGINE COMPUTER Nissan

Q45tech wrote:not really follow special procedure in fsm to calibrate ecu at idle to each replacement maf.even a brand new maf element must be learned by ecu just as you calibrate throttle position units inside cabin to throttle motors.

How to reset mass air flow sensor nissan altima. I purchase a cheap mafs *new online for 38.00 dollars. Hello, i have 2013 nissan altima 2.5l with check engine code p0101 mass air flow sensor, the car drive too slow , i remplace the maf with another one and i checked the air filter and and voltage for t. A bad mass air flow sensor is often the likely culprit if your car isn’t running as it should.

The average cost for nissan altima mass air flow sensor is $315. To do this, action delicately, but you will just have to disassemble it on both sides of the air duct and detach the electrical plug on top of it. Repairsmith offers upfront and competitive pricing.

Nissan's mass airflow sensor sends a voltage to the powertrain control module (pcm). A bad mass airflow sensor can leave your nissan altima’s engine running rough, or even inoperable. Life gets complicated after 2002.

Spray 8 to 12 spurts of maf sensor cleaner on the exposed plate. Trouble codes p0171 system too lean (bank 1) and p0174 system too lean (bank 2) are also often caused by a bad or contaminated mass air flow sensor. Touch device users, explore by touch or with swipe gestures.

After these issues, i noticed the check engine light had come on for a mass air flow sensor. If the code comes back, it may be necessary to replaced the maf sensor. Once taken apart, you will have the ability to proceed to the step cleaning the mass air flow sensor of your nissan altima.

Lifetime a1 cardone limited warranty. This information is used by the engine computer to calculate the correct amount of fuel that is needed for the fuel mixture. With the nissan altima, p0101 means the the mass air flow (maf) sensor has a range/performance problem.

We will cover exactly what that means and potential fixes for it below. I changed out the mass air flow sensor and the car continues to rough low idle. Connect consult and select data monitor mode.

Nissan altima mass air flow sensor. Reset code and drive vehicle. Found a mosquito on the mass airflow.

The code he gave me was p0101 which is the mass air flow sensor. I am new to the website. Remove the two screws that hold the maf sensor secure and remove the maf sensor.

Before replacing the mass air flow (maf) sensor, try replacing the air filter and cleaning the mass air flow sensor with low compress air or mass air flow sensor cleaner. Reset code and drive vehicle. The symptoms of a bad mass air flow sensor include low engine power, poor fuel economy, an engine that won’t start, a check engine light on the dash and a gas smell from the exhaust fumes.

Start engine and warm it up to normal operating temperature. It passes this information onto your altima’s ecu. The job of the mass air flow sensor.

I replaced my mass air flow sensor on my nissan sentra 2011 sr but the check engine light came back on they told i have to reset the sensor. There is a factory service bulletin for the following nissan models: If the code comes back, it may be necessary to replace the mass air flow sensor.

Pic 14 without consult 1. I have a 2009 nissan altima and mine would not accelerate neither in reverse or drive. The mass air flow sensor, or maf sensor, on your nissan altima measures the amount of air that is entering the air intake.

2003 nissan altima all submodels all engines sensor module only. If the mass air flow sensor on your altima should fail or if it needs to be cleaned, the poor. The ecu uses this information along with other sensor data to control the amount of fuel that enters the combustion chamber.

This information is used by the engine computer to calculate the correct amount of fuel that is needed for the fuel mixture. Disconnect mass air flow sensor harness connector and reconnect it again. The mass air flow sensor, or maf sensor, on your nissan altima measures the amount of air that is entering the air intake.

Check if this fits your 2002 nissan datsun altima. It should be considered a high priority to fix, as the maf sensor not reading properly can really make an impact on the performance of the vehicle. If you do determine that you need a new mass airflow sensor, they aren’t too expensive.

And, most of the time they are right by the air. (see tips for more information.) rub dirt and contaminants off the sensor elements using a soft brush, until the wires and sensor components are completely clean. How the mass air flow sensor is tested in modern cars, the only way to test the mass air flow sensor is with a scan tool.

After this, the driver side door no longer locks electronically, i have to lock and unlock driver side door manually but the passenger side does indeed work. Drop it off at our shop and pick it up a few hours later, or save time and have our delivery mechanics come to you. Mechanics measure the amount of air flow (mass air flow sensor readings) at different rpms.

How do i reset or relearn the new sensor?. Unplug the mass air flow sensor electrical connector. Allow the maf sensor to dry and reinstall.

12 people found this helpful. Locate the maf sensor next to the engine air filter housing. 2007 nissan altima 3.5 liter with 100k miles.

Spray the maf sensor wires or grid (sensing elements) with electrical component cleaner or maf sensor cleaner. A maf sensor measures the density of the air entering the intake manifold.


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