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.

What to do with a 2013 Hyundai Elantra GT?

2013 Hyundai Elantra GT 1.8L 4 Cyl. Hatchback (4 Door) Change an engine fuse If you have an electrical component that doesn’t work, try replacing the fuse first 2013 Hyundai Elantra GT 1.8L 4 Cyl. Hatchback (4 Door)

What happens when you have bad coil packs in a Hyundai Elantra?

The less cylinders that your engine has, the more that one cylinder not firing properly will have an effect on engine performance. If you have one or more bad Coil Packs, it’ll cause the acceleration of the Elantra to be weaker, and you’ll probably feel a jerking sensation. 3. Fuel Economy

What happens when you hit the gas pedal on a Hyundai Elantra?

As you hit your Elantra’s gas pedal, the fuel and ignition systems respond. If acceleration has diminished, it should be felt. The less cylinders that your engine has, the more that one cylinder not firing properly will have an effect on engine performance.

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.

Can a check engine light go off by itself?

Will the check engine light go off by itself? Yes, The check engine light will reset itself after a fixed amount of time if you fixed the problem in most car models. Usually, this is 10-30 cycles. One cycle is from a cold start until the engine is at working temperature.

Why does my Infiniti check engine light keep blinking?

Gas cap issues can reduce fuel pressure and allow fuel vapors to escape, reducing fuel economy and increasing harmful emissions. Failing Catalytic Converter: Your catalytic converter can eventually clog with material, especially with higher mileage vehicles.

Why is my engine light on in my Alfa Romeo?

Faulty Oxygen Sensor: Due to long exposure to hot exhaust gas, your oxygen sensor might need replacing. The oxygen sensor provides vital air-fuel mixture information to the ECU. A faulty oxygen sensor can cause your vehicle’s computer to supply the engine with too much or too little fuel.

What causes the Check Engine light to turn off?

The error codes should be deleted which will cause the engine light to turn off. (Note: this method may not word on all car computers). In case, the car battery is disconnected and the light comes right back on, this may show an active problem and should be addressed and fixed.

Is there a way to reset the Check Engine light?

Using a scan tool is the easiest way for check engine light reset. If you wonder to know how to turn off check engine light by this way, here are 3 steps for you. Connecting the scan tool to the OBD- II ( On- board diagnostic connector) under your steering column.

What are the warning lights on a Hyundai?

They are roughly ordered by importance, which tends to be by color (red, amber, yellow, orange, green, blue, gray). There are nearly 70 of them, so search carefully! Models examined include Accent, IONIQ, Kona, Elantra, NEXO, Santa Fe, Sonata, Tucson, Veloster and Venue.

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.

Why is the engine light on in my Jaguar?

An engine with too little fuel is at risk of total engine failure, and an engine with too much fuel will create excessive smoke and odor. Faulty Mass Air Flow Sensor: When exposed to dirty or particle-rich air, the Mass Air Flow (MAF) sensor could fail.

What to do if check engine light is on but no code?

Check the make and model of your reader to see what it is built for and if all else fails, head into a parts store and they should be able to read the issue at no cost to you. No code being generated on the reader does not mean the driver is in the clear.

What does it mean when your check engine light is blinking?

The check engine light is blinking while driving: Not to be confused with the light occasionally flickering in the first situation, if your check engine light is blinking consistently that typically indicates there is a major issue with your vehicle and you should pull over when safe.

What is the trouble code for the EVAP system?

Trouble Code: P0456 Evaporative Emissions System – Small Leak Detected. The EVAP system is a closed system that captures fuel tank vapors and prevents them from escaping into the atmosphere.

What does it mean when check engine light is on but no codes?

No code being generated on the reader does not mean the driver is in the clear. In fact, when the light is on, the odds are just as high that there has actually been something wrong for a while even if no code is generated.

Trouble Code: P0456 Evaporative Emissions System – Small Leak Detected. The EVAP system is a closed system that captures fuel tank vapors and prevents them from escaping into the atmosphere.

Are there any problems with the 2017 Hyundai Elantra?

Please also check out the statistics and reliability analysis of the 2017 Hyundai Elantra based on all problems reported for the 2017 Elantra. The contact owns a 2017 Hyundai Elantra. The contact stated while driving 46 mph, the vehicle loss motive power and stalled with the oil and check engine warning lights illuminated.

What causes a Hyundai Elantra to lose motive power?

The contact stated while driving 46 mph, the vehicle loss motive power and stalled with the oil and check engine warning lights illuminated. The contact stated that the failure occurred while driving uphill. Additionally, the failure was experienced while driving at various speeds, and was experienced on several occasions.

Where can I get a Hyundai Elantra engine replaced?

The vehicle was hesitant to respond to the accelerator pedal being depressed. The vehicle was taken to the local dealer gene messer Hyundai (4025 w. Loop 289, lubbock, TX 79407, (806) 785-7853) where it was diagnosed with needing the engine to be replaced. The vehicle was not repaired. The manufacturer was informed of the failure.

What does check engine light mean on Hyundai Elantra?

A check engine light can indicate a broad spectrum of problems with your 2017 Hyundai Elantra. In some cases you need to pull over immediately to prevent damage while in others you merely need to tighten you gas cap next time you stop in order to reset the service engine soon light.

How to fix a burnt out Hyundai Elantra headlight?

2017 Hyundai Elantra Limited 2.0L 4 Cyl. Change center stop light Don’t be the guy with your third brake light burnt out 2017 Hyundai Elantra Limited 2.0L 4 Cyl. Try this cheap fix for leaks Animals love the sweet smell of antifreeze, too bad it’s toxic! Fix your minor leaks 2017 Hyundai Elantra Limited 2.0L 4 Cyl. Change a burnt out headlight

What to do if your engine light is on?

Engine Light Is On: 2017-2019 Hyundai Elantra – What to Do 1. Getting Started – Prepare for the repair 2. Locate OBD Port – Find the OBD port on your vehicle 3. Scan for Codes – How to scan your vehicle for trouble codes 4. More Info. – Additional information on check engine lights Share on Diamond Jimhelped make these videos Feedback

What to do when your check engine light comes on?

No matter the situation, when the check engine light comes on in your Hyundai, we always suggest stopping by our service center so one of our knowledgeable technicians can properly diagnose and repair your vehicle. Our service technicians have the most up-to-date diagnostic equipment that can quickly read Hyundai OBD-II Trouble Codes.

Why is my engine light on in my Porsche?

Your spark plugs create a hot spark that ignites the air-and-fuel mixture in the cylinder, allowing your engine to start and run. Faulty spark plugs or spark plug wires can cause your engine to misfire, reducing fuel economy, performance, and even prevent it from running altogether.

How does ESC work on a Hyundai Sonata?

The Electronic Stability control (ESC) system is designed to stabilize the vehicle during cornering maneuvers. ESC checks where you are steering and where the vehicle is actually going. ESC applies the brakes at individual wheels and intervenes in the engine management system to stabilize the vehicle.

What happens when the ESC off light comes on?

If ESC is turned off while ESC is operating, the vehicle may slip out of control. ✽ NOTICE When operating the vehicle on a dynamometer, ensure that the ESC is turned off (ESC OFF light illuminated). Turning the ESC off does not affect ABS or brake system operation. WARNING Never press the ESC OFF button while ESC is operating.

How to turn off ESC on Kia Optima?

Press the ESC OFF button for at least half a second after turning the ignition ON to turn ESC off. (ESC OFF indicator will illuminate). To turn the ESC on, press the ESC OFF button (ESC OFF indicator light will go off). When starting the engine, you may hear a slight ticking sound.

When does the Mil light go out on a Hyundai Elantra?

This light will also illuminate when the ignition switch is turned to the ON position, and will go out in a few seconds after the engine is started. If it illuminates while driving, or does not illuminate when the ignition switch is turned to the ON position, take your vehicle to your nearest authorized HYUNDAI dealer and have the system checked.

When does the indicator light go out in a Hyundai?

This light will also illuminate when the ignition key is turned to the “ON” position, and will go out in a few seconds after the engine is started. If it illuminates while driving, or does not illuminate when the ignition key is turned to the “ON” position, take your car to your nearest authorized Hyundai dealer and have the system checked.

What happens if you have a malfunction indicator light?

Prolonged driving with the Malfunction Indicator Light illuminated may cause damage to the emission control systems which could effect drivability and/or fuel economy. If the Malfunction Indicator Light illuminates or blinks, potential catalytic converter damage is possible. This could result in loss of engine power.

When does the malfunction indicator light go out?

If this light illuminates while driving, it indicates that a potential malfunction has been detected somewhere in the emission control system. This light will also illuminate when the ignition switch is turned to the ON position, and will go out in a few seconds after the engine is started.

Can a faulty oxygen sensor cause engine failure?

The oxygen sensor provides vital air-fuel mixture information to the ECU. A faulty oxygen sensor can cause your vehicle’s computer to supply the engine with too much or too little fuel. An engine with too little fuel is at risk of total engine failure, and an engine with too much fuel will create excessive smoke and odor.

How to check and replace an oxygen sensor ( air )?

A P1155 or P1135 code indicates you have a bad sensor. This is common in Toyota and Lexus cars and trucks. Learn how to test the air fuel ratio sensor to see if it is bad, and then learn how to replace the bad sensor. Nice O2 Sensor Socket Kit: http://www.amazon.com/gp/product/B005…

What does p1155 mean on an oxygen sensor?

Oxygen sensors (Air fuel ratio sensors) are a common problem on many vehicles. A P1155 or P1135 code indicates you have a bad sensor. This is common in Toyota and Lexus cars and trucks.

What happens when the O2 sensor goes bad on a Hyundai Elantra?

Oxygen sensors play a vital role in both engine management and emissions control. When an O2 (oxygen) sensor go bad, it’ll cause your Hyundai Elantra ‘s engine to run less efficiently. Your Elantra can exhibit symptoms when the Oxygen sensor has gone bad. Or, it may exhibit none at all.

Why does the Check Engine light come on on Hyundai Elantra?

Oxygen sensors can change the way that your Elantra’s engine runs. Most of the time, the check engine light will come on. It’s a good thing that the check engine light would come on, as there is more than one oxygen sensor, and they can be difficult to get to and test.

Can a bad oxygen sensor cause the Check Engine light to come on?

Bad Oxygen Sensor Symptoms: Hyundai Elantra Oxygen sensors can change the way that your Elantra’s engine runs. Most of the time, the check engine light will come on. It’s a good thing that the check engine light would come on, as there is more than one oxygen sensor, and they can be difficult to get to and test.

Can a check engine light code be troublesome?

Oxygen Sensors, otherwise referred to as O2 Sensors, and their related check engine light codes, can be troublesome at the very best! Today we discuss the design and function of these sensors, and some of the pitfalls encountered during the diagnosis of their related fault codes.

What does check engine light on Hyundai Sonata mean?

A check engine light can indicate a broad spectrum of problems with your 2011 Hyundai Sonata. In some cases you need to pull over immediately to prevent damage while in others you merely need to tighten you gas cap next time you stop in order to reset the service engine soon light.

Where are the fuses located on a Hyundai Elantra?

Vehicle | Hyundai / Elantra / › 2011-2016. In model years 2001-2016 Hyundai Elantra the main fuses are located in the engine bay. Another fuse box is located under the dashboard on the driver’s side. This applies to Hyundai Elantra model years 2011, 2012, 2013, 2014, 2015, 2016.

How to check engine light on Hyundai Santa Fe?

1. Getting Started – Prepare for the repair 2. Locate OBD Port – Find the OBD port on your vehicle 3. Scan for Codes – How to scan your vehicle for trouble codes 4. More Info. – Additional information on check engine lights Share on Honda Cityhelped make these videos Feedback Download Hyundai owners manuals Parts & Tools

What causes check engine light on 2017 Hyundai Elantra?

The contact owns a 2017 Hyundai Elantra. The contact stated while driving 46 mph, the vehicle loss motive power and stalled with the oil and check engine warning lights illuminated. The contact stated that the failure occurred while driving uphill.

What happens when the Check Engine Light is on?

The check engine light is on and there is a noticeable performance issue: If you are noticing a consistent decrease in performance with the check engine light on, your vehicle may have automatically entered a “limp-mode” to prevent additional damage.

What does check engine light on Hyundai Elantra mean?

A check engine light can indicate a broad spectrum of problems with your 2005 Hyundai Elantra. In some cases you need to pull over immediately to prevent damage while in others you merely need to tighten you gas cap next time you stop in order to reset the service engine soon light.

What should I do about my 2005 Hyundai Elantra?

2005 Hyundai Elantra GLS 2.0L 4 Cyl. Sedan (4 Door) Replace your air filter! Replacing a dirty air filter can improve gas mileage by up to 4%. Isn’t efficiency great? 2005 Hyundai Elantra GLS 2.0L 4 Cyl.

Intermittent Check Engine Light: If the check engine light on your 2005 Elantra is intermittent, try to take note of the conditions when this happens. For example, does it happen when you accelerating, driving on the highway or does it appear at low speeds?

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.

Why does my Hyundai Elantra have a p0440 code?

Evap System Hose – The hose that carries the fuel vapor from the fuel tank to the intake manifold may leak. This will cause the P0440 code. Look for either a tear or hole in it. This is one of the most common issues that causes the code.

What does the malfunction indicator light on a Hyundai mean?

On Hyundai cars, this is called the Malfunction Indicator Lamp (MIL), but you’ll probably know it as the check engine light. When the check engine warning light is illuminated it’s often accompanied by tell-tale signs that the engine is not working properly, such as a lack of power or stuttering as you press the accelerator.

What happens when a fuel injector leaks in a Hyundai Elantra?

Thin Oil – When a fuel injector leaks, all of that fuel is not getting burned in the combustion chamber. Any gas that is not fired and sent out as exhaust ends up in the oil pan. When this happens it can decrease your Elantra’s engine lubrication to the point that it’ll lock up.

What to do if your Elantra coil pack is bad?

There are a lot of potential symptoms related to bad coil packs in your Elantra. We always recommend using an OBDII scanner to pull your trouble codes if the service engine soon light is on. It can really narrow your search down. If you don’t have one, your local parts store can do this for you at no charge.

Why does my Hyundai Elantra smell like fuel?

Any gas that is not fired and sent out as exhaust ends up in the oil pan. When this happens it can decrease your Elantra’s engine lubrication to the point that it’ll lock up. You will smell fuel on the dipstick. The Smell of Fuel – When your engine is getting too much fuel, your Elantra can’t burn it all.

What is the DTC code for a Hyundai?

In this article, you will find a complete list of Hyundai Trouble Codes. This list contains more than the Hyundai Check Engine Codes. Here you will find Hyundai ABS, Airbag, and Transmission DTC codes. P0244 Turbocharger/Supercharger Wastegate Sol.

How to check for OBD 2 problems in Hyundai Elantra?

Use a scan tool to check for OBD II trouble codes. Any faults founds need to be repaired first. • Start the engine. • Warm up the engine (15 minutes at idle). • Turn OFF the A/C. STEP 2: (Steady State Driving – This is the main section of the drive cycle)

What happens if your check engine light goes off?

It sends data to the vehicle’s computer, which uses it to regulate the mixture of air and fuel that enters the cylinders. An engine will keep running even if an O2 sensor needs to be replaced, but it will burn more fuel than usual. In the long run, a bad O2 sensor can damage components like the spark plugs and the catalytic converter.

Where can I get a check engine light?

If you any additional questions regarding check engine lights, please give us a call at (817) 953-6549 to speak with one of our teammates, or simply schedule an appointment with our online form.

Why is the Check Engine light coming on on my Hyundai Santa Fe?

The check engine light on your Hyundai Santa Fe will usually shut itself off if the issue or code that caused it to turn on is fixed. For example, if the cause of your check engine light coming on was a loose gas cap, if it’s tightened, the light will turn itself off.

What does it mean when your check engine light is flashing?

A steady glow typically means something less serious but a flashing check engine light indicates that your vehicle’s engine is in serious trouble and service is needed immediately. If your check engine light is flashing in your Hyundai Santa Fe, we highly recommend not to drive the vehicle and schedule Hyundai service today.

What can a faulty O2 sensor do to a Hyundai Santa Fe?

A faulty sensor can not only affect your miles per gallon, but it can cause damage to your catalytic converter and your Hyundai Santa Fe’s spark plugs. The O2 sensor sends data to the vehicle’s onboard computer to suggest the polite assortment of air and fuel that enters the cylinders in your engine.

When does a Hyundai Elantra starter go bad?

When a starter goes bad, they will usually not give you much warning first. Also, if you are stuck somewhere and are trying to start your Elantra, the old beat the starter with a hammer trick is not a wives tale. It really can get that one last start out of it.

Why did my Hyundai Elantra lose its coolant?

The radiator hose caused the radiator to lose all of its coolant and ultimately, the engine died. The repair estimate turned out to be $6400 and the mechanic blamed us for not stopping sooner to check the overheated engine.

When to replace the thermostat on a Hyundai Elantra?

If a thermostat fails, you don’t wait MONTHS to fix it! And replacing a thermostat at 40k is not unheard of. It doesn’t happen a lot, but once it a while it does. If I were the dealer I wouldn’t fix your engine under warranty either.

What does a check engine light mean on a Hyundai Elantra?

A check engine light can indicate a broad spectrum of problems with your 2012 Hyundai Elantra. In some cases you need to pull over immediately to prevent damage while in others you merely need to tighten you gas cap next time you stop in order to reset the service engine soon light.

Why is my Check Engine light on in my Bugatti Chiron?

The monstrous Bugatti Chiron has 16. No matter how many you have though, a malfunctioning coil will almost certainly trigger the check engine light, but remember, if your car burns diesel, you have neither ignition coils nor spark plugs.

Why is my Check Engine light not working?

Reduced gas mileage and stalling can also indicate a MAF problem. A MAF for a late-model car typically costs between $120 and $150. An aftermarket alarm can wreak havoc on your car if it’s not installed properly. It can drain the battery, trigger the check engine light, or even prevent the vehicle from starting.

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