The Automotive Aftermarket Podcast | Ep. 16 - 5 Most Common Repairs - #4 MAF Sensor #mafsensor

Diagnosing & Replacing Mass Air Flow Sensors the Right Way In this episode of our 5 Most Common Repairs series, we take a closer look at the Mass Air Flow (MAF) sensor — a critical component that measures how much air enters your engine, ensuring the perfect fuel-to-air ratio for performance and efficiency. You’ll learn: 🔍 What a MAF sensor does and how it communicates with your vehicle’s ECU 🚨 Symptoms of a bad MAF sensor, including check engine lights, rough idle, stalling, and poor MPG 🧰 How to properly diagnose MAF issues using OBD-II codes (P0101–P0104), multimeters, and scan tools 💡 Why cleaning MAF sensors is rarely a fix and can sometimes cause more harm 🏭 How Walker Products designs 100% new (never remanufactured) MAF sensors — many built right here in the USA 🇺🇸 Whether you’re a professional technician or a DIYer, this episode walks you through the right way to diagnose, test, and replace MAF sensors — backed by Walker Products’ OE-quality standards and over 75 years of innovation. 🔗 Learn more at: https://www.walkerproducts.com