Check Engine Light Paradox Car Operates Seamlessly, Warning Perplexes

Once I restart the vehicle runs fine except the CEL remains lit. This has occurred 6 times now over 8 months. They have replaced the ECU and ... Common Causes of Alert · Faulty spark plugs or wires · Malfunctioning mass airflow sensor · Problems with the catalytic converter · Engine ... On modern cars the check engine light generally means there is a problem with the emissions system. The On Board Diagnostics (OBD) system or OBD II (depending ... Although your vehicle may seem to be operating fine, it's best to bring it in for service as soon as possible to prevent additional issues. The check engine ... Driving with the BMW check engine light on is a bad idea. Even if your car is running fine, the light indicates a potential issue that could ... Check Engine Light On But Car Runs Fine. In this video, I discuss what to do when your malfunction indicator lamp (MIL)/ engine light comes ... If your vehicle seems normal, a broken oxygen sensor is the likely culprit. This could mean your vehicle is probably fine, but because the engine is not getting ... If the CEL isn't blinking at you it's *probably* something emissions related (loose or bad gas cap). One of my previous cars would go though a ... 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 ... 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 ...