What to pay attention to
The light can relate to sensors, the ignition or fuel system, or emissions components, and it does not identify the exact part on its own.
Why an inspection may still be needed
A stored fault code narrows down the system involved, but physical checks are usually needed to confirm the actual cause before parts are replaced.
A sensible next step
Note any change in how the car drives, avoid clearing the code before diagnosis, and book a diagnostic scan if the light stays on or flashes.