3.5K views · 24 reactions | Whether it's a narrowband or a wideband, proper O2 sensor placement is critical to the operation and tuning of an engine. In this #TechTuesday, Steve Morgan gives a few tips to make sure your O2 sensors are as effective as possible, so your engine and your tune will be too. -------------------------------------------------- #O2Sensors #oxygensensors #wideband #narrowband #hptk | The Tuning School | Facebook

1. Oxygen (O₂) Sensor Explained — What It Does, Where It Is & How to Check Air-Fuel Ratio In this detailed video we explain everything about the car oxygen (O₂) sensor — what it is, how it works, where it’s mounted, and how it helps the ECU control the air-fuel ratio (AFR). Whether you’re a DIY mechanic or a car enthusiast, this guide covers both theory and practical checks you can do with basic tools. Call to action (use in video & description): Like, subscribe and click the bell if you found t