Most Common Car Warning Lights and Their Meanings

Your car's gauge cluster is more than just a display of speed and fuel levels; it's a critical communication tool that alerts you to potential issues and informs you of maintenance cycles and needs. Understanding the meaning and importance of the various warning icons can help you stay safe and avoid costly repairs. We have compiled a detailed guide to some of the most common warning icons you might encounter in your car's gauge cluster. Car Warning Lights The first thing to keep in mind is the fact that each warning icon can represent one or multiple different error codes that could be read by a OBD2 scanner. The level of information retrieved from one of these tools may vary greatly. A professional OBD2 scanner can cost thousands of dollars and are primarily used by vehicle technicians. 1. Check Engine Light (CEL) Icon: Car manufacturers may add some small variations however; most modern vehicles will display a small e...