Please wait while the page loads...

Will the check engine light reset itself?

The check engine light on your 2014 Mercedes-Benz CLS 550 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. Likewise, if your catalytic converter is going helpful, 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 2014 Mercedes-Benz CLS 550 light will go off after about 20-40 miles. If you drive over that ditch and the light is still on, you will need to bring it in to Mercedes-Benz of Chesterfield so the light and code can be double-checked and reset.

What Does the Check Engine Light Mean?

One of the most usually misunderstood lights or indicators in your 2014 Mercedes-Benz CLS 550 is the check engine light. The check engine light is part of the onboard diagnostics system, and displays in a few diverse 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 vehicle. Onboard computers increasingly have controlled and monitored vehicle performance since the 80s and do a mixture of things for your 2014 Mercedes-Benz CLS 550. Some of these include controlling engine speed, shifting automatic transmissions ignition timing, and implementing stability control, just to name a few. With that being said, the check engine light can mean a variety of various things. It can be as accepted as your gas cap being loose or as serious as engine knocking. If your check engine light is on in your 2014 Mercedes-Benz CLS 550, contact Mercedes-Benz of Chesterfield. Our Mercedes-Benz 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 Mercedes-Benz of Chesterfield today!

Check Engine Light Service 2014 Mercedes-Benz CLS 550

What do you do when you’re driving along in your Mercedes-Benz CLS 550 and promptly, a yellow light illuminates on your dash and says "Check Engine". If you’re like most Mercedes-Benz 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 value 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 vehicle over to the side of the road and call a tow truck, but it is recommended that you get your 2014 Mercedes-Benz CLS 550 checked as soon as viable. Ignoring that warning could end up causing potent break to expensive engine components.

When your 2014 Mercedes-Benz CLS 550's ECM (electronic control module), which is the vehicle's onboard computer, finds a problem in the mechanical control system that it can’t good, a computer turns on your check engine light. This amber or yellow light is generally 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 probe tool that is used by our Mercedes-Benz auto repair mechanics at Mercedes-Benz of Chesterfield. There are also a number of comparatively inexpensive code readers that are designed for do-it-yourselfers, should you embrace that route too. While this code will tell you the issue that is detected, a true diagnosis still requires an experienced experienced to determine the issue and repair it.

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

The middle cost for a check engine light diagnosis & testing is ordinarily between $88 and $111. The competent news, Mercedes-Benz of Chesterfield offers complimentary multi-point inspections and free diagnostics, in most cases, to help determine 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 strict failure like a detrimental catalytic converter or a problem with one of the car's oxygen sensors, so it competent to get the innate code reading and diagnosis.

2014 Mercedes-Benz CLS 550 Check Engine Light Codes

The check engine light turning on can be quite intimidating to see that little light on your vehicle’s dashboard swiftly lights up, 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 acknowledged as the OBD (on-board computer diagnostic system) in your CLS 550. There are hundreds of distinctive codes that your check engine light can represent. While that sounds daunting, with a little patience, tackling necessary diagnostics will give you agreeable knowledge about your vehicle and will also allow that Check Engine Light to do what it is actually supposed to do: be your guide. Unfortunately, evident and cooperative vehicle symptoms do not always accompany an illuminated Check Engine Light. Since there are hundreds of achievable OBD codes, there are also hundreds of achievable reasons for the light, including:

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

This is why it is intense 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 promptly by a certified Mercedes-Benz mechanic. If the engine light comes on due to a curious concern, you risk destructive your car further by not repairing the issue right away. Call Mercedes-Benz of Chesterfield at 3145979489 today or schedule your check engine light service online today!

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

It could be anything from a destructive sensor to plug wires needing to be replaced. If you check engine light is twinkling, we recommend that you pull over and contact Mercedes-Benz of Chesterfield to help read if your vehicle is secure to drive in or if we recommend a tow truck. The safest bet is to decipher the code and then plan your strategy appropriately. Since all check engine code has its own level of severity, it is hard to predict how many miles you can drive with the warning light on.

2014 Mercedes-Benz CLS 550 Check Engine Light

If the check engine light in your 2014 Mercedes-Benz CLS 550 starts flashing, that means that the problem needs quick attention and your Mercedes-Benz should be brought in hastily. A flashing light indicates that the problem is perilous and if not taken care of hastily may result in major damage to the automobile. This blinking light ordinarily illustrates a harsh engine misfire allowing unburned fuel to be dumped into the exhaust system. There it can promptly increase the temperature of the catalytic converter to a point where damage is potential, requiring an expensive repair. Some owners ask if spark plugs cause the check engine light to flash? This can explicitly be the cause. A destructive, old or dirty spark plug can cause the engine to misfire. If your check engine light is flashing, please contact our team of automotive veterans at Mercedes-Benz of Chesterfield rapidly by calling 3145979489. If the problem is ignored or you continue to drive, this can spread to the spark plug wires, catalytic converter, or ignition coils which can lead to a incredibly expensive repair.

What could cause the check engine light to come on in a 2014 Mercedes-Benz CLS 550?

When your check engine light comes on, this could be as simple as tightening or replacing your gas cap. Likewise, the check engine light could also be a warning of a risky problem that could cause risky damage to your engine and come with a massive repair bill. Depending on your make and model, the check engine light will illuminate or blink. A steady glow typically means something less risky but a flashing check engine light indicates that your vehicle’s engine is in risky trouble and service is basic today. If your check engine light is flashing in your 2014 Mercedes-Benz CLS 550, we extremely recommend not to drive the vehicle and schedule Mercedes-Benz service now. Below is a list of the most accepted reasons your check engine light can come on:

  • Your 2014 Mercedes-Benz CLS 550 has a vacuum leak. Every Mercedes-Benz CLS 550 has a vacuum system that performs a wide mixture 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 intense heat or extreme hesitant.
  • Issues with all aftermarket items. An aftermarket alarm, exhaust or other item can wreak havoc on your 2014 Mercedes-Benz CLS 550 if it’s not installed properly. These aftermarket components and accessories can drain the battery, trigger the check engine light, or even avert the vehicle from starting. If these issues sound common, bring your CLS 550 to Mercedes-Benz and have our team of certified mechanics ensure that your aftermarket items were installed perfectly and aren't causing all issue. Getting accessories, especially aftermarket parts and accessories, or using OEM components original place might value a small bit more but could save you money from having to get poor work and wear and tear caused by poor installation work corrected.
  • Your O2 Sensor (Oxygen Sensor) needs to be replaced. The Oxygen sensor, classic as the O2 sensor, measures the amount of oxygen in your exhaust system. If there is excess oxygen in your exhaust system, fuel burns faster and your vehicle will be less competent 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 wear and tear to your catalytic converter and your 2014 Mercedes-Benz CLS 550's spark plugs. The O2 sensor sends data to the vehicle’s onboard computer to represent the right mixture of air and fuel that enters the cylinders in your engine. A bad O2 sensor can also cause a car to fail an emissions test.
  • New Spark Plugs or Plug Wires are imperative for your 2014 Mercedes-Benz CLS 550. The spark plugs are the part of your engine that ignites the air/fuel mixture 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 erstwhile, you will experience poor 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 wear and tear to ignition coils and O2 sensors, dominant to more costly repairs.
  • Your mass airflow sensor (known as MAF) needs to be replaced. The mass airflow sensor in your Mercedes-Benz CLS 550 is what determines how much fuel is imperative to run your engine efficiently by measuring the amount of air entering the engine. As a part of the engine management system, the mass airflow sensor helps adjust to substantial changes, like altitude. If your Mercedes-Benz CLS 550 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.
  • One of the most classic and innumerable cause is that your 2014 Mercedes-Benz CLS 550 gas cap is loose, damaged or missing. The gas cap for your 2014 Mercedes-Benz CLS 550 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 erstwhile 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 costly. If your check engine light turns on immediately after you put gas in your 2014 Mercedes-Benz CLS 550, original thing you should check is to make bold the cap isn’t loose — or that it's still on your car’s roof or at the fuel pump.
  • Your catalytic converter is bad or going bad. The catalytic converter is a part of your 2014 Mercedes-Benz CLS 550’s exhaust system. The catalytic converter's perform 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 Mercedes-Benz of Chesterfield offers a complimentary multi-point inspection with every Mercedes-Benz service. If you have an issue with your catalytic converter and don't get it fixed, your 2014 Mercedes-Benz CLS 550 will not pass an emissions test, show a lack of engine performance and will negatively affect your fuel economy. Your car may run at a higher temperature, too, which can cause other problems from overheating.
  • The battery is meager or dead. The battery in your 2014 Mercedes-Benz CLS 550 is every extraordinary. Without a car battery, your car won’t start, light up the road ahead, play the radio or charge your phone. Today’s car batteries last much longer than they did assorted decades ago, and they don't exactly require maintenance. The value of a new one depends on the type of Mercedes-Benz you drive, but check our current service coupons and specials.

Is it safe to drive your 2014 Mercedes-Benz CLS 550 with the check engine light on?

This question is not extremely 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 frequently indicated by a steady glow of the check engine light. If you notice a difference in the performance of the car, it could be an indication of a more exacting problem. If the check engine light is flashing, this means that there is a exacting issue and it is recommended to service your Mercedes-Benz CLS 550 instantly. Call the experts at Mercedes-Benz of Chesterfield by dialing 3145979489 so you can describe the issues. Or reduce your speed and bring your 2014 Mercedes-Benz to our certified mechanics as soon as available.

2014 Mercedes-Benz CLS 550 Check Engine Light Flashing

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

Every 2014 Mercedes-Benz CLS 550 was designed with a high-technology performance monitoring system with a computer, and a series of sensors positioned strategically throughout the vehicle on its crucial systems. The sensors are continually 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 totally is liable nor what to do about it. That’s where we come in; Mercedes-Benz of Chesterfield provides a Check Engine Light Diagnosis Service that isolates the core problem and gives you a recommendation on what to do next from a Exceptionally Qualified Service mechanical.