8 Reasons Check Engine Light Is On | How to Fix!

Seeing the check engine light on your dashboard can be alarming, but don't panic! In this video, we dive into the reasons your check engine light is on and provide detailed insights into what could be causing it. From simple fixes like a loose gas cap to more serious issues like catalytic converter problems, we cover it all to help you understand and address the root cause.

🔧 In This Video:

- Loose or Faulty Gas Cap: How this simple issue can trigger the light and how to fix it.
- Oxygen Sensor Issues: Understanding its role in your vehicle’s efficiency and emissions.
- Catalytic Converter Problems: Symptoms, causes, and solutions for a malfunctioning converter.
- Mass Air Flow Sensor Malfunction: How it affects your engine's performance and fuel efficiency.
- Spark Plug and Ignition Coil Issues: Identifying misfires and other related problems.
- Vacuum Leaks: Common causes, symptoms, and solutions.
- EGR Valve Issues: The impact on emissions and engine performance.
- Transmission Problems: Signs that your transmission may be the culprit.

Each section provides valuable information to help you diagnose the problem and decide the next steps. Whether it’s a simple DIY fix or a job for a professional, knowing the reasons behind your check engine light can save you time and money.

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