12 Symptoms of Bad Oxygen Sensor in Car (Faulty O2 Sensor Signs)

Is your car running rough or experiencing poor fuel economy? The culprit could be a faulty oxygen sensor! In this video, we’ll walk you through the 12 most common signs of a bad O2 sensor and how it can affect your car’s performance. From engine misfires to increased emissions, a malfunctioning oxygen sensor can cause a range of issues that may leave your vehicle struggling. 📌 What You'll Learn: 🚨 How to recognize the signs of a failing oxygen sensor ⚡ The impact of a bad O2 sensor on your car's performance and fuel efficiency 🛠️ Easy ways to diagnose and fix the issue before it gets worse Don’t ignore these symptoms! A bad oxygen sensor can lead to bigger problems if left unchecked. Watch now and learn how to keep your car running smoothly and efficiently! 🔧💡 🔔 Make sure to subscribe for more helpful automotive tips and DIY car maintenance tutorials! #CarMaintenance #OxygenSensor #AutoRepair #FaultyO2Sensor #CarTroubleshooting #VehicleTips #carcare Timestamp: 0:00 Introduction 0:35 What is Oxygen Sensor? 1:14 Check Engine Light 1:44 Rough Engine Idle 2:08 Reduced Gas Mileage 2:33 Engine Misfire 3:39 Lack of Engine Power 4:04 Lean Mixture 4:26 Rich Mixture 4:48 Black Smoke 5:10 Failing Emission Test 5:34 Poor Acceleration 5:54 Increased Exhaust Emissions 6:21 Overheating Catalytic Converter 6:45 Conclusion