The check engine light (CEL) comes on when the on-board diagnostics second generation system (OBD II) detects an emission system problem. And yes, you can legally turn off the CEL yourself. But is ...

Without a diagnostic tool, it's challenging to determine what is wrong with your car and whether to keep driving when a solid ...

The reduced engine power light (typically referred to as the "check engine light" or "malfunction indicator lamp") will illuminate when the engine management unit (CPU) detects a malfunction or ...

The check engine light is that tiny, persistent dashboard icon that can instantly raise your stress levels. It's usually a sign that your car needs attention, with issues ranging from something as ...