The mass airflow sensor (commonly abbreviated to MAF) is just one of the most important engine management sensors. A bad mass airflow sensor have the right to leave her Dodge Ram’s engine running rough, or also inoperable.

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A MAF sensor steps the thickness of the waiting entering the intake manifold. It passes this details onto your Ram’s ECU. The ECU uses this information in addition to other sensor data to regulate the lot of fuel that enters the burning chamber.


If friend do recognize that you require a brand-new mass air flow sensor, castle aren’t also expensive. And, many of the moment they are best by the waiting box and also easy come replace.

Faulty Mass airflow Sensor Symptoms: dodge Ram

When the mass airflow sensor has actually gone bad, you’ll certainly feel it. Right here are the most common symptoms the a negative or failing MAF sensor:

Idle Issues– your Ram might run wealthy or lean as soon as idling, or it may also idle erratically. A rich problem is when there is not sufficient air family member to the fuel in the air/fuel mixture. The exhaust color is generally darker once running rich. A lean condition is once there is too much air relative to fuel in the air fuel mixture. The exhaust shade usually doesn’t change. Hard come Start– Without understanding the suitable amount of waiting entering into the intake, it have the right to be really an overwhelming for the engine to start. And when the does, it doesn’t normally run very well. Decreased Fuel Mileage– Fuel mileage can suffer without the ideal air/fuel mixture.
Here a couple of common MAF sensor formats

Ram negative MAF Sensor Diagnosis

If the MAF sensor has gone bad, it’ll trigger the check engine light and carry out an OBDII trouble code. This is good because it helps you narrow under the problem. The 2 most common trouble codes in relation to the MAF sensor are:

There are various other codes pertained to the mass air flow sensor together well, however these space the most typical ones. Here’s a great video on how to diagnose a negative MAF sensor utilizing a multimeter indigenous Ratchets and Wrenches on YouTube.

Cleaning the Mass air flow Sensor

Often, the mass air flow sensor yes, really only demands cleaning as soon as they go bad. Part folks recommend making use of alcohol since it’s usually on hand, and can clean the sensor. This is a poor idea, that can ruin the sensor. Uses mass air flow sensor cleaner. It’s really cheap and obtainable at any parts store. It certain beats the hell out of having to purchase a brand-new sensor.

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Locate the MAF Sensor– It’ll it is in in between the waiting filter and also the throttle body. Remove the Sensor- Take care not to damage the wiring harness or the connector pins that obtain the harness in the MAF. An easy hand devices will be all the you need to complete the job. Clean the Sensor– currently that you’ve eliminated your Ram’s MAF sensor, it’s time come clean it. You’ll require the MAF cleaner. You are not scrubbing anything. Allow the chemicals perform their job. About a dozen little bursts will be all that you need. Replace the Sensor


Replacing a negative MAF sensor have the right to make your lamb feel favor a brand-new vehicle. Good luck through the diagnosis. If there is anything the you would choose to add, you re welcome feel complimentary to leave a comment below.