Check Engine Light Puzzler Car Runs Flawlessly, Warning Raises Questions

Bad Ground or positive wire connections · Faulty starter motor – too much current draw · Weak battery or parasitic draw pulling battery down ... A check engine light usually means a sensor failed with the emissions system or something has gone wrong, and it was flagged. Yeah, the car can run fine. Good afternoon, There is a fault code stored for the light. There are many systems on the car and it still can right well even with a fault. The check engine light serves as an early warning signal indicating potential malfunctions. Ignoring it can lead to severe complications. Modern ... ... Engine management light on but car has no issues and drives fine ... Most check engine lights that don't change how the car feels or drives ... Engine oil level is fine and engine temp is fine; car drives fine. The ABS warning is no longer on, but the check engine warning light remains. The vehicle has had all of its maintenance and services and on time. Sometimes I wonder if I got a lemon but now I'm at 75,000 miles and I'm not ... No. My rule of thumb is to run a tank or two of gas through the car once the light comes on. If the light doesn't go off then I take it in. Bring it in for diagnostics as soon as possible. This isn't as urgent as a flashing light; but, driving a vehicle with an illuminated check engine light for an ... Usually if you throw a CEL and/or LIMP it disappears after you re-start the car. Not everything breaks the first time so this could be the ...