Mercedes-Benz S 550 Check Engine Light

Check Engine Light Service Mercedes-Benz S 550

What do you do when you’re driving along in your Mercedes-Benz S 550 and suddenly, a yellow light lights up on your dash and says "Check Engine". If you’re like most Mercedes-Benz owners, your heart sinks a bit because you have tiny 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 Mercedes-Benz S 550 checked as soon as definite. Ignoring that warning could end up causing major damage to expensive engine components.

When your Mercedes-Benz S 550's ECM (electronic control module), which is the vehicle's onboard computer, finds a problem in the electronic control system that it can’t good, 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 pick with an electronic scan tool that is used by our Mercedes-Benz auto repair mechanics at Mercedes-Benz of Chesterfield. There are also a number of somewhat inexpensive code readers that are designed for do-it-yourselfers, should you choose that route too. While this code will tell you the issue that is detected, a true diagnosis still requires an experienced professional to mean the issue and repair it.

Mercedes-Benz S 550 Check Engine Light

If the check engine light in your Mercedes-Benz S 550 starts blinking, that means that the problem needs immediate attention and your Mercedes-Benz should be brought in instantly. A blinking light indicates that the problem is hazardous and if not taken care of instantly may result in wide damage to the vehicle. This blinking light usually indicates a rigorous engine misfire allowing unburned fuel to be ditched into the exhaust system. There it can immediately raise the temperature of the catalytic converter to a point where damage is likely, requiring an costly repair. Some owners ask if spark plugs cause the check engine light to flash? This can exclusively be the cause. A bad, traditional or dirty spark plug can cause the engine to misfire. If your check engine light is flashing, please contact our team of automotive consultants at Mercedes-Benz of Chesterfield hastily 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 excessively expensive repair.

Will the check engine light reset itself?

The check engine light on your Mercedes-Benz S 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 sane, and you did a lot 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 Mercedes-Benz S 550 light will go off after about 20-40 miles. If you drive over that payment 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.

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

If you check engine light is blinking, we suggest that you pull over and contact Mercedes-Benz of Chesterfield to assist opt for if your vehicle is safe to drive in or if we suggest a tow truck. The safest bet is to decipher the code and then plan your strategy accordingly. Since each check engine code has its own level of severity, it is difficult to predict how different miles you can drive with the warning light on. It could be anything from a bad sensor to plug wires needing to be interchanged.

What Does the Check Engine Light Mean?

One of the most consistently misunderstood lights or indicators in your Mercedes-Benz S 550 is the check engine light. The check engine light is part of the onboard diagnostics system, and displays in a few diversified ways. It can say "Check Engine", it can be a symbol of an engine, it can even be a combination of both. This light brightens 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 range of things for your Mercedes-Benz S 550. Some of these include shifting automatic transmissions ignition timing, controlling engine speed, and implementing stability control, just to name some. With that being said, the check engine light can advise a variety of different things. It can be as plain as your gas cap being loose or as harsh as engine knocking. If your check engine light is on in your Mercedes-Benz S 550, contact Mercedes-Benz of Chesterfield. Contact Mercedes-Benz of Chesterfield today! Our Mercedes-Benz service department can help you find out what code is turning your check engine light on or observe why your check engine light is twinkling.

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

This question is not very plain 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 reliable to drive. This is generally 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 harsh problem. If the check engine light is blinking, this means that there is a harsh issue and it is recommended to service your Mercedes-Benz S 550 instantly. Call the mentors at Mercedes-Benz of Chesterfield by dialing 3145979489 so you can describe the issues. Or cut your speed and bring your Mercedes-Benz to our certified mechanics as soon as attainable.

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

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

Mercedes-Benz S 550 Check Engine Light Codes

The check engine light turning on can be quite intimidating to see that small light on your vehicle’s dashboard suddenly illuminates, but in reality, it is not something that should cause you to shut down in fear justifiable 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 amicable as the OBD (on-board computer diagnostic system) in your S 550. There are hundreds of assorted codes that your check engine light can represent. While that sounds daunting, with a small patience, tackling convenient diagnostics will give you comfortable knowledge about your vehicle and will also allow that Check Engine Light to do what it is truly supposed to do: be your guide. Regrettably, evident and comfortable vehicle symptoms do not always accompany an illuminated Check Engine Light. Since there are hundreds of suitable OBD codes, there are also hundreds of suitable reasons for the light, including:

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

This is why it is better for someone who does not have a few of automotive knowledge to not assume what a code means. If the engine light comes on due to a draconian concern, you risk bad your car additional by not repairing the issue legitimate away. When your check engine light comes on, you should get it checked out expeditiously by a certified Mercedes-Benz mechanic. Call Mercedes-Benz of Chesterfield at 3145979489 now or schedule your check engine light service online today!

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

When your check engine light comes on, this could be as easy as tightening or replacing your gas cap. Likewise, the check engine light could also be a warning of a excellent problem that could cause excellent damage to your engine and come with a vast repair bill. Depending on your make and model, the check engine light will illuminate or blink. A steady glow frequently means something less excellent but a flashing check engine light indicates that your vehicle’s engine is in excellent trouble and service is crucial instantly. If your check engine light is flashing in your Mercedes-Benz S 550, we highly indicate not to commute the vehicle and schedule Mercedes-Benz service today. Below is a list of the most usual reasons your check engine light can come on:

• Issues with all aftermarket items. An aftermarket alarm, exhaust or back-up item can wreak havoc on your Mercedes-Benz S 550 if it’s not installed properly. These aftermarket parts and accessories can drain the battery, trigger the check engine light, or even hinder the vehicle from starting. If these issues sound accepted, bring your S 550 to Mercedes-Benz and have our team of certified mechanics ensure that your aftermarket items were installed correctly and aren't causing all issue. Getting accessories, hugely aftermarket parts and accessories, or using OEM parts original place might rate a little bit more but could save you money from having to get poor work and damage caused by poor installation work corrected.
• New Spark Plugs or Plug Wires are decisive for your Mercedes-Benz S 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 long-established, 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 damage to ignition coils and O2 sensors, principal to more expensive repairs.
• Your catalytic converter is bad or going bad. The catalytic converter is a part of your Mercedes-Benz S 550’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 frequently 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 repaired, your Mercedes-Benz S 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 back-up problems from overheating.
• Your Mercedes-Benz S 550 has a vacuum leak. Every Mercedes-Benz S 550 has a vacuum system that performs a wide variety of functions. The vacuum system also helps reduce down 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 arid out and crack, hugely if they’re exposed to awesome heat or extreme brisk.
• One of the most fair and countless cause is that your Mercedes-Benz S 550 gas cap is loose, damaged or missing. The gas cap for your Mercedes-Benz S 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 long-established 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 expeditiously after you put gas in your Mercedes-Benz S 550, original thing you should check is to make courageous 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 Mercedes-Benz S 550 is every normal. 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 various decades ago, and they don't really require maintenance. The rate of a new one depends on the type of Mercedes-Benz you drive, but check our current service coupons and specials.
• Your O2 Sensor (Oxygen Sensor) needs to be replaced. The Oxygen sensor, established 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 adequate 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 Mercedes-Benz S 550's spark plugs. The O2 sensor sends data to the vehicle’s onboard computer to suggest the impartial 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.
• Your mass airflow sensor (known as MAF) needs to be replaced. The mass airflow sensor in your Mercedes-Benz S 550 is what determines how much fuel is decisive 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 S 550 is having trouble starting, idling rough or has a precipitous change in the position of the throttle pedal, this could be a sign of a bad mass airflow sensor.

Mercedes-Benz S 550 Check Engine Light Flashing

Although there are countless ability causes of an illuminated Check Engine Light, we know from years of providing Check Engine Light Diagnosis Service that there are convenient typical causes encompassing something as affable as a loose gas cap. Different typical reasons for a Check Engine Light are damaged oxygen sensor, a malfunction with the fuel injection system, dirty mass airflow sensor, faulty head gasket, 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 Mercedes-Benz Certified Technicians and the certified service protocol to isolate the root problem and repair it as crucial 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 Mercedes-Benz S 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 difficult systems. The sensors are typically 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 absolutely is wrong 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 Immensely Qualified Service professional.