A check engine light can indicate a broad spectrum of problems with your 2009 Smart Fortwo. If you have a flashing check engine light, turn off the engine immediately to prevent potential motor damage. Whereas a steady check engine light may mean you merely need to tighten you gas cap next time you stop in order to reset the service engine soon Disconnecting the negative battery cable for 30-60 seconds should clear the check engine codes and reset the diagnostic system. If you set the negative battery cable to the side, make sure the cable does not touch the battery or any metal parts of the vehicle to avoid grounding the circuit. If the problem was indeed a loose fuel cap, the light Regardless I took the bike for a run with the light staying on, it rides like normal. Stopped, bike cooled down again and then restarted it about 3 hours later, hey presto the engine management light went off. Looks like resetting the ecu/ engine management light takes a while and a few starts to think about it. 1. Loose or bad gas cap. It is possible for the check engine light to come on in Edge due to a loose or bad gas cap. The fuel system in modern vehicles is designed to maintain a certain level of pressure, and if the gas cap is not sealing properly, it can cause a leak and disrupt the pressure balance in the system. 2. Bring your car to an auto parts store and have the code read for free. The free check engine light diagnosis is good because if the code turns out to be for something minor, you might even be To reset the check engine light on a Kia Soul, you must use a diagnostic tool to clear the codes stored in the vehicle’s computer. This can usually be done at a mechanic’s shop or a dealership. Here are the steps to reset the check engine light on a Kia Soul: 4. Bad spark plugs. Bad spark plugs can cause a number of engine performance issues and can also trigger the check engine light in Cruze. Spark plugs play a critical role in the ignition process by creating a spark that ignites the fuel/air mixture in the combustion chamber. However, if not, remove the black, negative (−) cable from the battery. All vehicle memory settings will need to be reset when battery power is restored. My friend took delivery a few days ago and has a check engine light on that has persisted over the weekend. He is taking it to the dealership Monday. .

how to reset check engine light