Check Engine Light Conundrum Car Runs Like a Charm, But...

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 ... The engine management light is one of your vehicle's dashboard warning lights. An amber/orange engine light or red engine light (also referred ... The engine control computer can go bad and cause this. Yes, it could be something else, but check on prices. The computer is likely to be the ... I took it to 2 auto parts stores for them to scan the code but neither of them could find anything. The car runs fine. Is it safe to ignore ... 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. If the car seems normal, a broken oxygen sensor is the likely reason. This may mean that the vehicle is running normally, but because the engine isn't ... Is constantly on: This means the onboard diagnostic system has detected an issue that needs to be fixed. While you can still drive your car and it may seem to ... The issue can be anything – a loose gas cap, a failing catalytic converter, or a faulty oxygen sensor. The Check Engine light means the engine management computer has detected a fault and recorder a trouble code. It could be just a fluke, or a sensor going bad ... If there are no other symptoms, your check engine light may indicate a problem with your computer, a loose gas cap, transmission errors, or ...