Jeep Wagoneer L Check Engine Light

Check Engine Light Service Jeep Wagoneer L

What do you do when you’re driving along in your Jeep Wagoneer L and suddenly, a yellow light illuminates on your dash and says "Check Engine". If you’re like most Jeep owners, your heart sinks extremely because you may have precisely 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, peaceful 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 advised that you get your Jeep Wagoneer L checked instantly. Ignoring that warning could end up causing significant, major damage to expensive engine components.

When your Jeep Wagoneer L's ECM (electronic control module), which is the vehicle's onboard computer, finds a problem in the electronic control system that it can’t appropriate, 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 can instantly identify the issue, whether it's a sensor or a failing engine part. This code is read with an electronic scan tool that is used by our Jeep auto repair mechanics at Larry H. Miller Chrysler Jeep Avondale. There are still a number of essentially 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 professional to determine the definitely correct issue and repair it.

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

The average cost for a check engine light diagnosis & testing is usually between $88 and $111. The good news, Larry H. Miller Chrysler Jeep Avondale offers totally complimentary multi-point inspections and free diagnostics, in most cases, to assist determine the cause of your check engine light. The check engine light warns of issues ranging from a gas cap that's not accurately tightened to a more serious failure like a bad catalytic converter or a problem with one of the car's oxygen sensors, so it good to get the proper code reading and diagnosis.

Is it safe to drive your Jeep Wagoneer L with the check engine light on?

If the check engine light is flashing, this means that there is a serious issue and it is advised to service your Jeep Wagoneer L expeditiously. This question is not very simple 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 secure to drive. This is usually indicated by a steady 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 serious problem. Call the experts at Larry H. Miller Chrysler Jeep Avondale by dialing 6232637341 so you can describe the issues. Or lessen your speed and bring your Jeep to our certified mechanics as soon as imaginable.

What Does the Check Engine Light Mean?

One of the most usually misunderstood lights or indicators in your Jeep Wagoneer L is the check engine light. The check engine light is part of the important onboard diagnostics system, and displays in a variety of different 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 Jeep Wagoneer L. Some of these essential duties include ignition timing, controlling engine speed, shifting automatic transmissions and implementing security control, just to name a few. With that being said, the check engine light can mean a wide range of different things. It can be as simple as your gas cap being loose or as perilous as engine knocking. If your check engine light is on in your Jeep Wagoneer L, contact Larry H. Miller Chrysler Jeep Avondale. Contact Larry H. Miller Chrysler Jeep Avondale today! Our Jeep 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.

Will the check engine light reset itself?

The check engine light on your Jeep Wagoneer L will ordinarily shut itself off if the issue or code that caused it to turn on is fixed. For instance, if the cause of your check engine light coming on was a loose gas cap, if it's tightened, the light will swiftly turn itself off. Likewise, if your catalytic converter is working correctly, 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 Jeep Wagoneer L light will go off after about 20-40 miles. If you drive over that amount and the light is still on, you will need to bring it in to Larry H. Miller Chrysler Jeep Avondale so the light and code can be double-checked and reset.

What could cause the check engine light to come on in a Jeep Wagoneer L?

When your check engine light comes on, this could be as simple as tightening or replacing your gas cap. Again, the check engine light could again be a warning of a significant problem that could cause serious damage to your engine and come with a hefty and costly repair bill. Depending on your make and model, the check engine light will illuminate or blink. A steady and continuous glow generally means something less serious but a flashing check engine light signifies that your vehicle’s engine is in meaningful trouble and useful service is needed expeditiously. If your check engine light is flashing in your Jeep Wagoneer L, we highly suggest not to drive the car and schedule Jeep service today. Below is a list of the most common reasons your check engine light can come on:

• Your mass airflow sensor (known as MAF) needs to be replaced. The mass airflow sensor in your Jeep Wagoneer L is what determines how much fuel is needed 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 certain changes, like altitude. If your Jeep Wagoneer L is having trouble starting, idling rough or has a sudden speedy change in the position of the throttle pedal, this could be a vital sign of a broken mass airflow sensor.
• Issues with any aftermarket items. An aftermarket alarm, exhaust or other item can wreak extreme havoc on your Jeep Wagoneer L if it’s not installed properly. These aftermarket components and accessories can drain the battery, trigger the check engine light, or even prevent the car from starting. If these issues sound familiar, bring your Wagoneer L to Jeep and have our team of talented certified mechanics ensure that your aftermarket items were installed accurately and aren't causing any issue. Getting accessories, particularly aftermarket parts and accessories, or using OEM components first place might cost a little bit more but could support you save substantially from having to get poor work and damage caused by poor installation work corrected.
• Your O2 Sensor (Oxygen Sensor) needs to be replaced. The Oxygen sensor, known as the O2 sensor, measures the amount of oxygen in your exhaust system. If there is excess oxygen in your exhaust system, fuel burns more rapidly and your car will be less efficient when it comes to fuel economy. So what hits if I don’t change your O2 sensor? A broken sensor can not only affect your miles per gallon, but it can cause significant damage to your catalytic converter and your Jeep Wagoneer L's spark plugs. The O2 sensor sends data to the vehicle’s onboard computer to determine the exactly appropriate combination of air and fuel that enters the cylinders in your engine. A broken O2 sensor can likewise cause a vehicle to fail an emissions test.
• New Spark Plugs or Plug Wires are needed for your Jeep Wagoneer L. The spark plugs are the part of your engine that ignites the air/fuel combination in the combustion chamber of your car. This explosion is what moves the pistons and makes the engine run smooth. 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 old, you will go through a noticeable 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 obstructed catalytic converter or damage to ignition coils and O2 sensors, leading to more pricey repairs.
• The battery is low or dead. The battery in your Jeep Wagoneer L is every important. Without a vehicle battery, your vehicle won’t start, light up the road in front, play the radio or charge your phone. Today’s vehicle batteries last much longer than they did a few decades ago, and they don't really require maintenance. The price of a new one depends on the type of Jeep 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 Jeep Wagoneer L’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 ordinarily caused by repeatedly neglected maintenance, which is why Larry H. Miller Chrysler Jeep Avondale offers a complimentary multi-point check with every Jeep service. If you have an issue with your catalytic converter and don't get it repaired, your Jeep Wagoneer L will not pass an emissions test, show a lack of engine performance and will negatively affect your fuel economy. Your vehicle may run at a higher temperature, too, which can cause other delicate problems from overheating.
• Your Jeep Wagoneer L has a vacuum leak. Every Jeep Wagoneer L has a vacuum system that performs a wide variety of functions. The vacuum system likewise helps lower unhealthy 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, particularly if they’re exposed to intense heat or extreme cold.
• One of the most common and frequent cause is that your Jeep Wagoneer L gas cap is loose, damaged or missing. The gas cap for your Jeep Wagoneer L serves various purposes. It prevents unpredictable gas fumes from being released when you aren't driving, it seals the fuel system and helps control pressure within the fuel tank. What hits if you have a broken fuel cap? If your gas cap is old or has a ruptured seal, you can lose fuel through evaporation which will result in more trips to the pump and be more costly. Luckily, to change a gas cap isn't pricey. If your check engine light turns on swiftly after you put gas in your Jeep Wagoneer L, 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.

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

Since each check engine code has its own level of severity, it is usually difficult to predict how many miles you can be secure in driving with the warning light on. It could be anything from a bad sensor to plug wires needing to be replaced. If you check engine light is flashing, we advise that you pull over and contact Larry H. Miller Chrysler Jeep Avondale to help determine if your car is secure to drive in or if we advise a tow truck. The safest bet is to decipher the code and then plan your strategy accordingly.

Jeep Wagoneer L Check Engine Light Codes

The check engine light turning on can be quite intimidating, exceptionally to see that little light on your vehicle’s dashboard suddenly illuminate, 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, likewise known as the OBD (on-board computer diagnostic system) in your Wagoneer L. There are hundreds of different codes that your check engine light can accurately represent. While that sounds daunting, with a little patience, tackling basic diagnostics will give you helpful knowledge about your vehicle and will likewise allow that essential Check Engine Light to do what it is genuinely supposed to do: be your guide. Sadly, clear and helpful vehicle symptoms do not constantly accompany an illuminated Check Engine Light. Since there are hundreds of likely OBD codes, there are likewise hundreds of likely reasons for the light, including:

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

This is why it is vital for someone who does not have a lot of prevailing 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 skillful certified Jeep mechanic. If the engine light comes on due to a serious concern, you risk damaging your car further by not repairing the issue right away. Call Larry H. Miller Chrysler Jeep Avondale at 6232637341 today or schedule your check engine light service online today!

Jeep Wagoneer L Check Engine Light Flashing

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

Every Jeep Wagoneer L was designed with a high-technology performance monitoring system with a computer, and a series of sensors positioned strategically throughout the vehicle on its critical systems. The fast sensors are continually detecting conditions while sending essential 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. Yet, unfortunately that is the limitation of the Check Engine Light – it won’t tell you what specifically is wrong nor what to do about it. That’s where we come in; Larry H. Miller Chrysler Jeep Avondale 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.

Jeep Wagoneer L Check Engine Light

If the check engine light in your Jeep Wagoneer L starts flashing, that means that the problem needs attention quickly and your Jeep should be brought in expeditiously. A flashing light reveals that the problem is very serious and if not taken care of quickly may result in extensive and significant damage to the car. This blinking light frequently reveals a severe engine misfire allowing unburned fuel to be dumped into the exhaust system. There it can instantly raise the temperature of the catalytic converter to a point where damage is likely, requiring an pricey and huge repair. Some owners ask if spark plugs cause the check engine light to flash? This can specifically be the cause. A faulty, old or dirty spark plug can cause the engine to misfire. If your check engine light is repeatedly flashing, please contact our team of automotive experts at Larry H. Miller Chrysler Jeep Avondale immediately by calling 6232637341. If the problem is totally ignored or you continue to drive, this can spread to the spark plug wires, catalytic converter, or ignition coils which can lead to a very costly repair.