Check Engine Light Gas Cap Detective Work - Solving the Automotive Puzzle

ENGINE LIGHT & GAS CAP LIGHT · Turn your car off, and wait until the engine is completely cool. · Put on safety glasses and gloves as a precaution ... The gas cap light came on. Checked, and it was well secured. Now the check engine light is on. Did some internet searches and not sure there is a clear cause ... a check engine light could come on. What's the most common reason? Loose gas cap. It could be something as simple as the gas cap is not sealing correctly or it could be more (usually nothing dangerous/serious). Your vehicle ... ... Gas. The ... The yellow check engine light code could mean your filter is blocked with soot. See owner's manual for more information. Fuel Cap Off or Missing. Your Hyundai check engine light may indicate that your gas cap isn't secure. Others, however, are potential catastrophes that take an expert's touch to diagnose ... ... lights or indicators in your vehicle is the check engine light. The check ... It can be as simple as your gas cap being loose or something considerably serious as ... The Check Engine light may come on some time after filling up if your gas cap is not closed properly. If you do find that the gas cap wasn't ... Jump to: · CHECK ENGINE · BATTERY · COOLANT TEMPERATURE · TRANSMISSION TEMPERATURE · OIL PRESSURE WARNING · TIRE PRESSURE MONITORING SYSTEM · BRAKE ... The first thing you should check is the gas cap. Turn off the ignition, pop open the filler door, and inspect the gas cap in detail.