A check engine light can spell trouble for your vehicle. Learn about common reasons this warning indicator may turn on, and what you can do to fix it.

In this guide, we will delve into the world of the Check Engine Light, its significance, the common reasons behind its activation, how to interpret Check Engine Light codes, and the steps to diagnose …

May 15, 2025 · Check engine lights most commonly come in an orange or amber color, with either an icon in the shape of an engine block or words like “check engine.” A steady check engine light is...

Nov 11, 2025 · In this guide, you’ll learn what the check engine light really means, the difference between a solid and flashing light, and the most common reasons it turns on. You’ll also find practical …

Dec 12, 2025 · Many issues can cause a check engine light to turn on. We'll go over the most common check engine problems, and what you can do about them.

Aug 6, 2025 · Discover common reasons why your check engine light is on and learn the easiest fixes to get your car back on the road safely.

What your check-engine light is actually telling you At its core, the check-engine light is a status report from the engine control module, the computer that constantly monitors sensors and ...

Feb 9, 2025 · Consumer Reports explains what the check engine light means and what to do when you see it: how to tell if your car has a loose gas cap—or a serious engine problem.

Oct 11, 2025 · It can indicate anything from a minor issue like a loose gas cap to serious engine trouble. Understanding what this light means and how to respond can save you time, money, and prevent …

Mar 16, 2025 · The check-engine light is a signal that the onboard diagnostics system (or OBD II) has detected a malfunction in the vehicle's emissions, ignition or fuel systems.