Please wait while the page loads...

Check Engine Light Service 2021 Honda Accord

What do you do when you’re driving along in your Honda Accord and suddenly, a yellow light illuminates on your dash and says "Check Engine". If you’re like most Honda owners, your heart sinks a little because you have little idea about what that light is trying to tell you or how you should react. The fear of the unknown (or the cost of the unknown) can be just as stressful. But take a deep breath and realize the light coming on doesn’t mean you have to pull the car over to the side of the road and call a tow truck, but it is recommended that you get your 2021 Honda Accord checked as soon as conceivable. Ignoring that warning could end up causing gargantuan damage to expensive engine components.

When your 2021 Honda Accord's ECM (electronic control module), which is the vehicle's onboard computer, finds a problem in the computerized control system that it can’t correct, a computer turns on your check engine light. This amber or yellow light is typically labeled “check engine” or “service engine soon”, or the light may be nothing more than a picture of an engine, or a picture of the engine with the word “check.”

When the light turns on, the ECM stores an engine code or “trouble code” in its memory that identifies as the issue, whether it's a sensor or a failing engine part. This code is read with an electronic observe tool that is used by our Honda auto repair technicians at David McDavid Honda of Frisco. There are also a number of relatively inexpensive code readers that are designed for do-it-yourselfers, should you pick that route too. While this code will tell you the issue that is detected, a true diagnosis still requires an experienced licensed to determine the issue and repair it.

What Does the Check Engine Light Mean?

One of the most naturally misunderstood lights or indicators in your 2021 Honda Accord is the check engine light. The check engine light is part of the onboard diagnostics system, and displays in a few contrasting ways. It can say "Check Engine", it can be a symbol of an engine, it can even be a combination of both. This light illuminates in either an amber or red color and is part of the diagnostics system found on your car. Onboard computers increasingly have controlled and monitored car performance since the 80s and do a variety of things for your 2021 Honda Accord. Some of these include shifting automatic transmissions ignition timing, controlling engine speed, and implementing stability control, just to name a few. With that being said, the check engine light can indicate a variety of disparate things. It can be as clear as your gas cap being loose or as important as engine knocking. If your check engine light is on in your 2021 Honda Accord, contact David McDavid Honda of Frisco. Our Honda service department can help you find out what code is turning your check engine light on or diagnose why your check engine light is flashing. Contact David McDavid Honda of Frisco today!

What could cause the check engine light to come on in a 2021 Honda Accord?

When your check engine light comes on, this could be as clear as tightening or replacing your gas cap. Likewise, the check engine light could also be a warning of a perilous problem that could cause perilous damage to your engine and come with a gargantuan repair bill. Depending on your make and model, the check engine light will illuminate or blink. A dependable glow often means something less perilous but a glaring check engine light indicates that your vehicle’s engine is in perilous trouble and service is needed shortly. If your check engine light is glaring in your 2021 Honda Accord, we very advise not to drive the car and schedule Honda service today. Below is a list of the most aware reasons your check engine light can come on:

  • New Spark Plugs or Plug Wires are fundamental for your 2021 Honda Accord. The spark plugs are the part of your engine that ignites the air/fuel variety in the combustion chamber of your vehicle. This explosion is what moves the pistons and makes the engine run. The spark plug wires deliver the spark from the ignition coil to the spark plugs. If your spark plugs or spark plug wires are bad or traditional, you will experience meager performance and reduced power. In some extreme cases, your engine will have trouble starting or continuing to run. Worn spark plugs and plug wires can cause clogged catalytic converter or damage to ignition coils and O2 sensors, primary to more expensive repairs.
  • Your O2 Sensor (Oxygen Sensor) needs to be replaced. The Oxygen sensor, common as the O2 sensor, measures the fee of oxygen in your exhaust system. If there is excess oxygen in your exhaust system, fuel burns faster and your vehicle will be less sane when it comes to fuel economy. So what happens if I don’t replace your O2 sensor? A faulty sensor can not only affect your miles per gallon, but it can cause damage to your catalytic converter and your 2021 Honda Accord's spark plugs. The O2 sensor sends data to the vehicle’s onboard computer to pick the right variety of air and fuel that enters the cylinders in your engine. A bad O2 sensor can also cause a automobile to fail an emissions test.
  • Your mass airflow sensor (known as MAF) needs to be replaced. The mass airflow sensor in your Honda Accord is what determines how much fuel is fundamental to run your engine efficiently by measuring the fee of air entering the engine. As a part of the engine management system, the mass airflow sensor helps adjust to definite changes, like altitude. If your Honda Accord is having trouble starting, idling rough or has a sudden change in the position of the throttle pedal, this could be a sign of a bad mass airflow sensor.
  • Your 2021 Honda Accord has a vacuum leak. Every Honda Accord has a vacuum system that performs a expansive variety of functions. The vacuum system also helps lower harmful emissions by routing the fumes as gasoline evaporates through the engine. If you notice that your RPM is high in idle or randomly surges, a vacuum leak could be the cause. Over time, vacuum hoses can dry out and crack, especially if they’re exposed to exciting heat or extreme bitter.
  • Issues with any aftermarket items. An aftermarket alarm, exhaust or extra item can wreak havoc on your 2021 Honda Accord if it’s not installed properly. These aftermarket elements and accessories can dump the battery, trigger the check engine light, or even prohibit the vehicle from starting. If these issues sound common, bring your Accord to Honda and have our team of certified mechanics ensure that your aftermarket items were installed correctly and aren't causing any issue. Getting accessories, especially aftermarket parts and accessories, or using OEM elements first place might cost a microscopic bit more but could save you money from having to get meager work and damage caused by meager installation work corrected.
  • One of the most common and frequent cause is that your 2021 Honda Accord gas cap is loose, damaged or missing. The gas cap for your 2021 Honda Accord serves multiple purposes. It prevents gas fumes from being released when you aren't driving, it seals the fuel system and helps maintain pressure within the fuel tank. What happens if you have a bad fuel cap? If your gas cap is traditional or has a ruptured seal, you can lose fuel through evaporation which will result in more trips to the pump. Luckily, to replace a gas cap isn't expensive. If your check engine light turns on shortly after you put gas in your 2021 Honda Accord, 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.
  • The battery is low or dead. The battery in your 2021 Honda Accord is every meaningful. Without a automobile battery, your automobile won’t start, light up the road ahead, play the radio or charge your phone. Today’s automobile batteries last much longer than they did a few decades ago, and they don't really require maintenance. The estimate of a new one depends on the type of Honda you drive, but check our current service coupons and specials.
  • Your catalytic converter is bad or going bad. The catalytic converter is a part of your 2021 Honda Accord’s exhaust system. The catalytic converter's function is to turn the carbon monoxide created by the combustion process into carbon dioxide. A damaged catalytic converter is usually caused by neglected maintenance, which is why David McDavid Honda of Frisco offers a complimentary multi-point inspection with every Honda service. If you have an issue with your catalytic converter and don't get it repaired, your 2021 Honda Accord will not pass an emissions test, show a lack of engine performance and will negatively affect your fuel economy. Your automobile may run at a higher temperature, too, which can cause extra problems from overheating.

2021 Honda Accord Check Engine Light

A flashing light indicates that the problem is dangerous and if not taken care of shortly may result in energetic damage to the automobile. If the check engine light in your 2021 Honda Accord starts flashing, that means that the problem needs fast attention and your Honda should be delivered in shortly. This blinking light usually indicates a draconian engine misfire allowing unburned fuel to be dumped into the exhaust system. There it can quickly increase the temperature of the catalytic converter to a point where damage is achievable, requiring an pricey repair. Some owners ask if spark plugs cause the check engine light to flash? This can absolutely be the cause. A bad, common or dirty spark plug can cause the engine to misfire. If your check engine light is flashing, please contact our team of automotive advisors at David McDavid Honda of Frisco immediately by calling 4694053754. If the problem is ignored or you continue to commute, this can spread to the spark plug wires, catalytic converter, or ignition coils which can lead to a highly expensive repair.

2021 Honda Accord Check Engine Light Codes

The check engine light turning on can be quite intimidating to see that little light on your vehicle’s dashboard suddenly illuminates, but in reality, it is not something that should cause you to shut down in fear right away. If you hear the term, diagnostic trouble codes (DTC), these are just another name for check engine light codes. These are automotive computer codes stored by the ECM, also established as the OBD (on-board computer diagnostic system) in your Accord. There are hundreds of diversified codes that your check engine light can represent. While that sounds daunting, with a little patience, tackling basic diagnostics will give you real knowledge about your vehicle and will also allow that Check Engine Light to do what it is absolutely supposed to do: be your guide. Unfortunately, diversified and practical vehicle symptoms do not always accompany an illuminated Check Engine Light. Since there are hundreds of feasible OBD codes, there are also hundreds of feasible reasons for the light, including:

  • Emissions controls issues
  • Bad Spark Plugs
  • Old Battery
  • Ignition system faults
  • Computer output circuit issues
  • Fuel and air metering systems problems
  • Loose Gas Cap or Missing Gas Cap
  • Transmission issues
  • O2 Sensor

This is why it is extensive for someone who does not have a lot of automotive knowledge to not assume what a code means. When your check engine light comes on, you should get it checked out immediately by a certified Honda mechanic. If the engine light comes on due to a threatening concern, you risk damaging your car supplemental by not repairing the issue right away. Call David McDavid Honda of Frisco at 4694053754 today or schedule your check engine light service online today!

Will the check engine light reset itself?

The check engine light on your 2021 Honda Accord will commonly 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. Likewise, if your catalytic converter is going practical, and you did assorted of stop-and-go driving, that may have turned on the check engine light due to the high usage of the converter. In most cases, your 2021 Honda Accord light will go off after about 20-40 miles. If you drive over that eject and the light is still on, you will need to bring it in to David McDavid Honda of Frisco so the light and code can be double-checked and reset.

How much does it cost to get the engine light checked?

The average cost for a check engine light diagnosis & testing is generally between $88 and $111. The definite news, David McDavid Honda of Frisco offers complimentary multi-point inspections and free diagnostics, in most cases, to help imply the cause of your check engine light. The check engine light warns of issues ranging from a gas cap that's not properly tightened to a more unhealthy failure like a bad catalytic converter or a problem with one of the car's oxygen sensors, so it definite to get the excellent code reading and diagnosis.

Is it safe to drive your 2021 Honda Accord with the check engine light on?

If the check engine light is flashing, this means that there is a risky issue and it is recommended to service your Honda Accord swiftly. This question is not very easy because it all depends on the severity of the issue. If the cause is a minor issue, such as a loose gas cap, it should be safe to drive. This is typically indicated by a dependable glow of the check engine light. If you notice a difference in the performance of the vehicle, it could be an indication of a more precarious problem. Call the experts at David McDavid Honda of Frisco by dialing 4694053754 so you can describe the issues. Or reduce your speed and transport your 2021 Honda to our certified mechanics as soon as achievable.

How many miles can you drive with the check engine light?

It could be anything from a damaging sensor to plug wires needing to be replaced. Since each check engine code has its own level of severity, it is hard to predict how frequent miles you can drive with the warning light on. If you check engine light is flashing, we suggest that you pull over and contact David McDavid Honda of Frisco to help read if your vehicle is secure to drive in or if we suggest a tow truck. The safest bet is to decipher the code and then plan your strategy accordingly.

2021 Honda Accord Check Engine Light Flashing

Although there are several potential causes of an illuminated Check Engine Light, we know from years of providing Check Engine Light Diagnosis Service that there are various direct causes including something as straightforward as a loose gas cap. Back-up direct reasons for a Check Engine Light are faulty head gasket, dirty mass airflow sensor, damaged oxygen sensor, a malfunction with the fuel injection system, faulty emissions control part, or defective spark plugs to name various. No matter what is the root cause of the Check Engine Light, we have the Honda Certified Technicians and the certified service protocol to isolate the root problem and repair it as decisive to restore factory specifications. When this happens, the Check Engine Light turns off, and you can leave the service center knowing that your Honda issue was fixed.

Every 2021 Honda Accord was designed with a high-technology performance monitoring system with a computer, and a series of sensors positioned strategically throughout the vehicle on its admissible systems. The sensors are regularly detecting conditions while sending data to the electronic control unit. If the electronic control unit detects that the data is out of factory specifications, the Check Engine Light illuminates telling you that there is a problem. However, that is the limitation of the Check Engine Light – it won’t tell you what precisely is wrong nor what to do about it. That’s where we come in; David McDavid Honda of Frisco provides a Check Engine Light Diagnosis Service that isolates the core problem and gives you a recommendation on what to do next from a Excessively Qualified Service licensed.