A check engine light can indicate a broad spectrum of problems with your 2019 Hyundai Sonata. 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
If your check engine light turns on instantly after you put gas in your 2023 Hyundai Sonata, first thing you should check is to make sure the cap isn’t loose — or that it's still on your car’s roof or at the fuel pump. Your O2 Sensor (Oxygen Sensor) needs to be replaced. The Oxygen sensor, known as the O2 sensor, measures the amount ofWhen your 2015 Hyundai Tucson's ECM (electronic control module), which is the vehicle's onboard computer, finds a problem in the electronic control system that it can’t acceptable, a computer turns on your check engine light. This amber or yellow light is frequently labeled “check engine” or “service engine soon”, or the light may be
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