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MAF (Mass Air Flow) sensors

Related articles

Symptoms of a Bad or Failing Mass Airflow Sensor
Common signs include running rich at idle or lean under load, decrease in fuel efficiency, and rough idles.
How Often Does the Mass Air Flow Sensor Need to Be Replaced?
The mass air flow sensor is quite a complex little component of multiport fuel injection systems with a critical role in the performance of your engine. Not only does it work...
How to Buy a Good Quality Mass Airflow Sensor
A faulty mass airflow meter can cause myriad problems, such as rough acceleration and idling, stalling and hesitation. It may be difficult to diagnose since the failure of a...
How Your ECU Uses Sensor Data
When you get upset with your car and start to think it has a mind of its own, you’re not too far off from the truth. The engine control unit (ECU) is responsible for a...
How Long Does a Mass Airflow Sensor Last?
The right amount of air and fuel in your engine is a vital component in keeping the engine running as it should. Making sure that all of the vital components of...
How Do Sensors Get Dirty or Damaged?
Sensors play an integral role in the performance of your car’s engine. When one sensor stops working, it can cause the entire system to malfunction. The diagnostic computer relies on the information provided...
How to Replace a Mass Airflow Sensor
The mass airflow sensor (MAF) helps the engine's computer maintain optimal combustion. Signs of failure include a rough idle and the car running rich.

Related questions

Question
Where is the map sensor located? 2004 Volvo XC90
Hi - the mass air flow meter (MAF) is located in between the air cleaner housing, and the engine's intake manifold. It is a black plastic cylinder about the size of a large coffee cup, with an electrical connector (3-4...
Question
2004 Hyundai Sonata jerks while accelerating from stop.
This may be related to a dirty or failing mass air flow sensor. The mass air flow sensor monitors the air intake as it enters the motor and relays this information to the ECU which then makes adjustments to create...
Question
Jerking reaction when accelerating
Hi There, This may be related to a dirty or faulty mass air flow sensor or possibly a dirty or faulty idle air control valve. The idle air control valve monitors the air intake as it is mixed with fuel...
Question
trouble codes PO101
Hi there. There are 5 things that can cause the engine light code P0101 to come on. The mass air flow sensor (MAF) could be dirty, the MAF could have failed, the air intake could have a leak, there could...
Question
My drives really rough
It sounds like you may have a dirty or faulty mass air flow sensor. The mass air flow sensor is a unit in the intake system that monitors air intake as it is mixed with fuel prior to being injected...
Question
Car jerking
The hole drilled into your MAF sensor has altered the metered reading of air being injected into your car. The mass air flow sensor monitors air intake as it is mixed with fuel prior to being injected into the motor....
Question
Car bucks while driving
Hello There! It sounds like you may have a dirty or faulty mass air flow sensor. The mass air flow sensor monitors air intake as it is mixed with fuel prior to being injected into the motor. This sensor relays...
Question
Jerking reaction when accelerating
This may be related to potentially either a transmission problem such as low transmission fluid creating a lack of hydraulic pressure or potentially a bad control solenoid. This may also be related to an engine fuel supply issue such as...
Question
Squealing when driving and breaking and rpms jump by 500 while driving.
Hello There, It sounds like you may have two separate issues going on here. The squealing sound is likely your brake pads which have wear indicators on them that are designed to produce a squeaking sound signaling that it may...
Question
Why does my vehicle go into reduce engine power mode. 2008 Chevrolet Silverado
Hello. I would need to know what code you are getting to know what needs to be done to take care of this. If you are getting a MAF code then the sensor may be failing, but that will not...
Question
No crank and no start.
Hi there. If the wires connected to the mass air flow sensor (MAF) was broken and all of the wires were touching each other, then the wires would have shorted out the MAF sensor. I recommend repairing the wires and...
Question
93 Oldsmobile Cutlass supreme won't start.
Hi there. Check the camshaft and crankshaft position sensors and make sure that they are plugged in. If the engine is cranking but not starting then the crankshaft position sensor could have failed. Also, check the mass air flow sensor...
Question
Where is the Mass AirFlow (MAF) sensor located on this car? 2005 Saturn L300
Hello - the mass airflow (MAF) sensor is the black plastic cylindrical tube with an electrical harness that goes into the air filter housing on your engine air intake system. I would check for problem codes first however, as the...
Question
I just had a air mass filter sensor put in my car 2011 on Nissan Altima plus a new air filter and the check engine soon light came on.
Hi there. Check the harness to the mass air flow sensor (MAF) and see if its connected correctly. Check all of the clamps around the sensor and make sure that they are all tight. The light is still coming on...
Question
Mass airflow sensor
The Mass Airflow Sensor should be under the Emissions warranty.
Question
Jerking (Suffocating)
This may be related to a faulty throttle position sensor or potentially a dirty or failing mass air flow sensor. The mass air flow sensor is a unit in the intake system that monitors air intake as it is mixed...
Question
Lean condition
The engine may be running lean due to a dirty contaminated mass air flow sensor. If you use an aftermarket air filter that has to be cleaned and oiled then you should replace it back to a factory air filter...
Question
Air flow sensor replacement
The numbers on the part may be different depending on the part numbering system used by the manufacturer or distributor of the part you are replacing it with. The important factor to note is who makes the replacement part. If...
Question
Jerking reaction when accelerating
If your car is producing a jerking reaction as you press the gas pedal when accelerating, you may have a dirty of faulty mass air flow sensor. The mass air flow sensor is a unit in the intake system that...
Question
Sometimes when I get to an intersection my car will die unless I keep my foot on the gas a little. Also, when I try to go up hills it will try to stop.
Hi there. Check the air idle control valve (IAC) and see if its plugged in or if the vacuum line is cracked. If the IAC is working, check for any additional vacuum leaks that the engine could have. If there...

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