Posted on 6/29/2023
The check engine light has become a ubiquitous (and feared) feature in modern vehicles, serving as both a source of frustration and a valuable diagnostic tool. As drivers, we've all experienced the sinking feeling of seeing that mysterious light illuminate our dashboard. But have you ever wondered about the invention and purpose behind this small but mighty warning indicator? Inventions like this are forgotten in history because no one thinks twice about them and has them for granted. If you want to learn a little bit more about Origins and Evolution The check engine light made its first appearance in the late 1970s, coinciding with the advent of computerized engine control systems. Initially known as the "malfunction indicator light" (MIL), its purpose was to alert drivers to potential issues with the vehicle's emissions system. Over time, the light's functionality expanded to encompass a broader range of engine-related problems, providing driv ... read more