The diagnostic problem code (DTC) that the engine’s control unit (ECU) has thrown will inform You of the cause of the check engine light (CEL) turning on in Your 2017 Hyundai Elantra. Simply getting rid of it won’t get rid of the symptom; it will probably return. You can generally get the code read and cleared for free at AutoZone if you bring your car there. Additionally, you can purchase a bluetooth dongle or scantool that enables you to couple your smartphone with the OBD-II port, read the code, and then clear it. You can remove the negative cable from your battery and leave it that way for half an hour if you just want the CEL to go away (for instance, if it was caused by a loose gas cap, low tire pressure, or another issue that has been fixed but the ECU isn’t detecting it). about an hour. Typically, this will erase any DTCs, but be aware that it will also erase your radio presets and other settings.
Try disconnecting the battery cables for 10-15 minutes, reconnecting them, or turning the ignition key to the “on” and “off” positions twice before starting the engine to reset the check engine light in your 2017 Hyundai Elantra. The light should then go out.
A week after I bought my 2017 Hyundai Elantra GT, the engine light turned on. Hyundai dealership won’t honor my warranty on the engine even though I’m the second owner. Light came on once more and I was informed that I would need to replace my engine for 5,000 plus labor. I’m not near to the warranty up to 159000 miles. Not honoring a warranty?
The clear code button on my scan gauge worked on all of my other cars, but not on this one; I had to briefly disconnect the battery.
What happens if you’ve been driving the automobile for the past four to five months and the Check Engine light STILL isn’t off? I think my information “been Erased.”
In This Article...
What Does a Hyundai’s Check Engine Light Mean?
The Onboard Diagnostic System of your Hyundai has identified a problem with the engine, emissions, or gearbox when the check engine light illuminates. A diagnostic OBD-II scanner may extract a failure code from the Engine Control Module (ECM) using the OBD-II connector under the dashboard.
Don’t automatically presume an engine issue if the ECM, also known as the ECU, has discovered a fault code and activated the Check Engine Light (CEL) / Service Engine Light.
The OBD-II port under the dashboard is used to read the trouble codes as the initial stage in the diagnostics process.
The car’s computer (ECU) via the OBD port is read using specialized tools (OBD-II scanners) by an auto repair or dealer technicians.
three times, turn the car on and off
Following three consecutive turns on and off, some vehicles will automatically reset the fault codes that led to the initial error. Put your key in the ignition, start the car for about a second, and then switch it off for about a second to do this. Then drive the car normally after doing this two more times. Verify if the check engine light has been reset.
Hyundai Check Engine Light Frequently Occurring Issues * Loose Gas Cap: Your gas cap is loose, cracked, or just missing
What should I do if my Hyundai Elantra’s check engine light is on?
If the problem or code that caused your Hyundai Elantra’s check engine light to come on is resolved, it will typically turn off by itself. For instance, if a loose gas cap was the reason your check engine light illuminated, it will turn off once the cap is tightened.
On a 2006 Hyundai Elantra, how do you turn the check engine light back on?
- Let it develop naturally.
- Alternately turning on and off your ignition multiple times.
- Your battery must be disconnected and reconnected.
- Purchase an OBD II scanner (they’re reasonably priced), and then simply follow the on-screen directions.
Why is the 2017 Hyundai Elantra’s check engine light on?
Your 2017 Hyundai Elantra’s check engine light will begin flashing if there is an urgent need for repair, so you should bring your Hyundai in right away. Usually, a strong engine misfire that causes unburned fuel to escape into the exhaust system is indicated by this blinking light.
How can a Hyundai’s check engine light be reset?
- As you drive, let the light turn off on its own. None.
- Three consecutive times of starting and stopping the engine None.
- Reconnect the battery after disconnecting it. Wrench.
- Use a code reader for the OBD
Can my Hyundai be driven with the check engine light on?
We strongly advise not driving your Hyundai while the check engine light is on and setting up Hyundai servicing right soon. The most frequent causes of your check engine light appearing are listed below: You must replace your mass airflow sensor, or MAF.
Can I manually reset the check engine light?
You might have requested for assistance with a computer problem if you’ve ever worked in an office setting with an IT department.
Probably the first thing your IT wizard asked was, “Have you tried resetting your computer?”
The analogous repair for a car’s check engine light is the on-off technique. It compels the computer to reboot and restore its previously saved state.
Simply switch the ignition on for 1-2 seconds, then off for 1-2 seconds, using your key. Three or four times through, repeat this step.
If the check engine light is still on after the reset, your car might still be having issues. Think about using the OBD2 scanner to check for the error code or taking your car to a qualified repair.
Without a scanner, how can I turn off my check engine light?
Without a scanner, unplug the negative battery cable from the engine and wait a few seconds to restart the check engine light. Your car’s diagnostic system will be reset as a result, and if the underlying problem has been fixed, the light should go off right away.
How quickly does the check engine light turn on?
How long does it take the engine light to turn off and on again? Typically, it takes 10 to 20 successful starts or cycles for the check engine light to turn off. A cycle that goes smoothly results in the engine warming up completely. Consequently, using an OBD2 scanner to reset the warning light is significantly quicker.
Will the check engine light automatically reset?
The light remaining on even after the repair is a concern for many automobile owners. Don’t freak out if you’re having this experience. After the repair, you might believe there is still a problem with the car, but it is only because the light needs some time to reset.
The internal computer of the car only resets after a predetermined interval during which it rechecks all of its sensors. After around 10 to 20 cycles, the reset may occur automatically.
A cycle is a phase in which you start the car and then shut it off once more. Other vehicles require you to go between 50 and 100 miles before the reset occurs.
You can suppose that you could continue to drive the automobile for a while with the check engine light on. There is a quicker way to reset the check engine light if you discover it to be a problem.
Does an oil change cause the check engine light to illuminate?
Your car’s check engine light coming on is the first indication that it needs an oil change. When the oil is too dirty or not flowing sufficiently through the engine, it may turn on.
After tightening the gas cap, will the check engine light come on?
Get out of the car and if necessary, open the gas cap door. Bring a flashlight if it is dark out. You might require the additional light to inspect the gas cap for cracks. Examine the gas cap. Are there any rips, chips, or cracks in it? If so, a straightforward gas cap replacement could be able to fix the issue. It is advisable to look for any tears or cracks that could result in a vapor leak in the seal that is located between the gas cap and the filler tube.
Install the gas cap into the filler tube all the way if you are confident it is in good condition. Once you hear the gas cap click into place, tighten it with your hand. The cap has to be changed if it clicks into place but remains loose afterward.
If the check engine light was brought on by a loose gas cap, it should turn off within a few minutes of driving.
After you’ve experienced the check engine light, pay attention to the dashboard. Your gas cap is too loose if you notice that the light continues turning on and then turning off when you tighten it.
Ordering a replacement gas cap is easy if you discovered that yours is broken or loose. To achieve a snug fit, you must first check sure the gas cap is appropriate for the make and model of your car. Have you ever had a check engine light? If so, why did it happen?
What causes the check engine light to appear most frequently?
The oxygen sensor is the same way. This important component measures the amount of unburned oxygen present in your car’s exhaust, and if there is too little or too much, it may harm other engine components. Every time an oxygen sensor fails, a check engine light will come on. In fact, it’s among the most frequent causes of a check engine light appearing while you’re operating your car.
Resetting the check engine light at Autozone?
Are you curious if your neighborhood Autozone can extinguish a check engine light? The answer is “yes,” but there are a few points to keep in mind:
- Local auto parts shops frequently offer to read your codes for free, but not all of them will turn off the light because of legal concerns. Some of them aren’t even equipped with code scanners for the check engine light.
- Whether or whether it is obvious that the components will cure your check engine light, salespeople are frequently encouraged to sell you items while you are at the store (and may actually be a waste of money).
How long does the check engine light take to turn off?
The check engine light will go away after about three days of steady driving. Cars function in cycles. The glow should go after finishing 10 to 30 cycles, which should take three days. As I mentioned earlier, your car goes through a cycle of turning on, driving till it warms up, then turning off once more.
Keep in mind that the issue that caused the light to turn on must be resolved in order for this procedure to be effective. Try several approaches if this one doesn’t work; if not, bring the automobile to an experienced mechanic.
I need to reset my Hyundai.
more YouTube videos 2- Hold the volume down and power keys simultaneously in your Hyundai E551 for a few seconds. Depending on the Android version, the power key and the volume up key may be used in some devices. 3- Release the buttons once you see the Hyundai logo.
What does a check engine light that is solid yellow indicate?
To monitor what is happening inside your car, the onboard diagnostic system interacts with various components of it. A warning indicator light is sent to your dashboard when there is a problem with the electronic control system to let you know there is a problem. Depending on how the light appears on your dashboard, you can determine whether it’s a serious or minor problem.
It’s not usually a significant problem, but the constant yellow light is alerting you to take a look and solve the small problem as soon as you can. The engine of your car is misfiring if the light is flashing, therefore you need to look into the issue right away. If you don’t think it’s safe to drive, you don’t need to stop immediately away. However, you run the risk of damaging the engine of your car if you ignore the bright or flashing light. If your engine light illuminates, we advise performing the actions listed below.