Why would check engine light come on in Hyundai Elantra?
So you’re driving along and your Hyundai’s check engine light comes on. Your check engine light can signal different problems. It could mean a loose or missing gas cap, faulty oxygen sensor, under performing catalytic converter, faulty mass air-flow sensor or misfire in a cylinder.
Why does my Hyundai Elantra have a check engine light?
Has the check engine light turned on in your Hyundai Elantra, Accent, Sonata, Kona, or Santa Fe? It can be alarming seeing an engine warning appear on your dashboard, especially if you’ve never seen it before. A wide array of issues can cause a check engine light to come on, some more serious than others.
When does the Check Engine light come on?
The check engine light only comes on in certain conditions: If the check engine light is coming on intermittently, be sure to notice any changes in the performance of your vehicle when the light is on. If you do notice a difference, try driving your vehicle as little as possible until you can bring it in for service.
What causes a Hyundai Elantra engine to misfire?
Keeping in mind that any engine needs air, fuel, and spark for ignition, your Hyundai Elantra’s fuel system can often cause the engine to misfire. It can run too lean or rich. Alternatively, there may not be enough fuel for proper combustion, or the fuel isn’t atomizing properly.
How to reset check engine light, free easy way?
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What causes the Check Engine light to come on in a Hyundai?
In a Hyundai, the check engine light comes on as soon as the onboard diagnostic system ( OBD ) detects that there’s an issue with the way the engine operates or Evaporative Emission Control System ( EVAP) which is used to prevent gasoline vapors from escaping into the atmosphere. A fault code stored in…
Why is the Check Engine light on in a Hyundai?
The Hyundai Tucson malfunction indicator light (MIL), often referred to a the check engine light comes on and stays on when there’s a malfunction with the emission control system. Usual causes of the check engine warning light are faulty mass airflow sensor, faulty oxygen sensor or faulty exhaust gas recirculation valve (EGR).
What do the warning lights on a Hyundai Elantra mean?
The 2018 Hyundai Elantra also includes several warning lights meant to alert you to a serious problem with your vehicle that needs immediate repairs. These lights include: Braking: The letters ABS inside of a circle means your anti-lock braking system has malfunctioned.