Warning lights are normally a real downer. Nobody likes seeing a warning light turn on while driving. They can be a real headache to try to understand and diagnose. Here’s another quick guide to help walk you through the meaning for some of the most common warning lights and what you should do next to remedy the situation.
What it means: something in your vehicle’s system is not working properly. Common culprits are the gas cap, fuel or emission controls, or the ignition system.
Next steps: first tighten your gas cap. If the light remains on, seek professional help to help diagnose the source of your check engine light problem.