Common Symptoms of a Bad MAF Sensor:

• Check engine light (codes P0100–P0104)
• Rough idle or hesitation
• Poor fuel economy
• Engine stalling
• Loss of power
• Hard starting

Replacing the MAF sensor restores proper air measurement and engine efficiency. Learn how to troubleshoot and test your Ford MAF Sensor with this guide showing you how to do this on a Ford Fusion.

Replacement MAF sensor – Air Drift Sensors (MAFs) measure the amount and characteristics of air entering the engine, providing highly accurate airflow readings to the ECU over quite a lot of ambient temperatures, thereby ensuring efficient engine operation. Please clean out the air box and replace the air filter before installing this MAF sensor.

Product Overview: MAF Sensor Replacement

This mass air flow sensor is a direct-fit replacement designed for a wide range of Ford, Lincoln, and Mercury vehicles.

Key Features:

• Direct OEM replacement
• Accurate airflow measurement
• Durable, high-quality construction
• Plug-and-play installation
• Helps restore fuel efficiency and performance

Trustworthy Quality – Uses precision elements and high-quality components for enhanced durability and accurate air Drift measurements. The MAFs will have to go through a couple of inspections and air Drift tests to make sure precise sensor reading and data transmission.
Be certain fit – Compatible with Ford, Lincoln and Mercury Vehicles, 2004-2011 Crown Victoria, 2007-2014 Edge, 2005-2012 Escape, 2005-2011 Expedition, 2004-2012 Explorer, 2004-2010 F-150, 2005-2010 Ford F-250/350 Super Duty, 2006-2012 Fusion, 2004-2011 Ranger, 009-2012 MKS, 2007-2015 MKX, 2007-2012 MKZ, 2005-2011 Navigator & Town Car, 2005-2011 Grand Marquis & Mariner, 2006-2011 Milan, 2005-2007 Montego, 2004-2010 Mountaineer and more.

Compatible Vehicles

Ford Models:

• Escape
• Expedition
• Explorer
• F-150
• F-250
• F-350

Lincoln Models:

• MKX
• MKZ
• Navigator
• Town Car

Mercury Models:

• Mariner
• Mountaineer

(Always verify compatibility by year, engine, and trim level.)

Relaces Part # – 3L3Z-12B579-BA, 3L3Z12B579BA, MAF0012, 245-1108, AF10140, MAS0140, AFLS131. The MAF Sensor can easily be positioned beside the air intake box inside the engine bay.

Replaces OEM Part Numbers

• 3L3Z-12B579-BA
• MAF0012

Engineered to meet or exceed OEM specifications for fit, function, and reliability.

Installation Notes

• Typically located between the air filter box and intake hose
• Simple plug-and-play installation
• No special tools required
• Disconnect battery before installation

12-Month Warranty – This mass air Drift sensor assembly comes with 12 months warranty, if the sensor ever fails on your car, simply contact us for free replacement or refund. Save money and time off of dealer prices by purchasing this part and benefiting from our product and services and products.

Performance Benefits

Replacing your MAF sensor can:

• Restore smooth engine operation
• Improve fuel efficiency
• Eliminate hesitation and stalling
• Improve throttle response
• Clear MAF-related check engine codes

Frequently Asked Questions

What happens if a MAF sensor fails?

The engine may run too rich or too lean, causing poor performance, stalling, or reduced fuel efficiency.

Will replacing the MAF sensor fix my check engine light?

Yes, if the issue is related to MAF sensor codes (P0100–P0104), replacing it should resolve the problem.

Is it easy to install?

Yes, most MAF sensors are plug-and-play and can be installed in minutes.

Conclusion

If your Ford, Lincoln, or Mercury vehicle is experiencing rough running, poor fuel economy, or airflow-related issues, this MAF sensor is a reliable replacement. Designed for accuracy and durability, it helps restore proper engine performance and efficiency.