Illuminated Check Engine Light Delving into the Enigma of a Smoothly Running Car

You may think that there is still a problem with the car after the repair, but it's because the light needs time to reset. The check engine light is constantly on: Your vehicle's onboard diagnostic system has determined something is wrong and needs to be fixed. Although your vehicle ... 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 ... The dreaded check engine light comes on while you are driving only to signify that there is a problem. The specific error or failing part could be one of many ... Most car problems emanate from a faulty/undercharged battery or a poor electrical connection. With a faulty battery, there's bound to be low ... CEL that goes off means the issue has "fixed" itself (bad 02 reading, loose gas cap). As others stated the code will be stored but if you're ... If the car is running like it should, a broken O2 sensor is the most likely culprit. This might mean that the car is actually running normally, but since ... It could pop on because of something minor like a loose or faulty gas cap. It could also mean a major engine failure. If your car is running like normal, a broken O2 sensor is the likely reason. In this situation, it might mean that the vehicle is fine, but since the engine ... 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 ...