Posted on 7/26/2024
![How Does Check Engine Light Diagnosis Work?](https://autoexcellexington.com/Files/Images/Blog/AdobeStock_707524238%20copy.jpg)
While driving, nothing is more concerning than seeing the check engine light suddenly illuminate on your dashboard. It's a signal that your vehicle's onboard diagnostics (OBD) system has detected a potential issue. But how does this diagnostic process actually work? Let's look into the mechanics behind the check engine light and how it helps identify problems in your car. Тhe Check Engine Light The check engine light, often represented by an engine icon or the words "Check Engine," serves as an early warning system for your vehicle's onboard diagnostics (OBD) system. Triggering Factors Several factors can trigger the check engine light, including: Engine Misfire: A misfiring engine due to faulty ignition components or fuel system issues. Emissions Problems: Issues with the exhaust system or emission control components. Sensor Malfunction: Failure or malfunction of sensor ... read more