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2019 Toyota Highlander Check Engine Light Codes

The check engine light turning on can be quite intimidating to see that miniature light on your vehicle’s dashboard suddenly brightens, but in reality, it is not something that should cause you to shut down in fear honest 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 known as the OBD (on-board computer diagnostic system) in your Highlander. There are hundreds of distinctive codes that your check engine light can represent. While that sounds daunting, with a miniature patience, tackling fundamental diagnostics will give you suitable knowledge about your vehicle and will also allow that Check Engine Light to do what it is truly supposed to do: be your guide. Unfortunately, clear and cooperative vehicle symptoms do not always accompany an illuminated Check Engine Light. Since there are hundreds of likely OBD codes, there are also hundreds of likely reasons for the light, including:

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

This is why it is critical for someone who does not have a lot of automotive knowledge to not assume what a code means. Call Bill Estes Toyota at 3174346990 now or schedule your check engine light service online today! If the engine light comes on due to a strict concern, you risk damaging your car extra by not repairing the issue good away. When your check engine light comes on, you should get it checked out suddenly by a certified Toyota mechanic.

Is it safe to drive your 2019 Toyota Highlander with the check engine light on?

This question is not very authentic 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 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 alarming problem. If the check engine light is shining, this means that there is a alarming issue and it is recommended to service your Toyota Highlander quickly. Call the advisors at Bill Estes Toyota by dialing 3174346990 so you can describe the issues. Or lower your speed and bring your 2019 Toyota to our certified technicians as soon as viable.

2019 Toyota Highlander Check Engine Light

A flashing light indicates that the problem is alarming and if not taken care of straightaway may result in major damage to the vehicle. If the check engine light in your 2019 Toyota Highlander starts flashing, that means that the problem needs quick attention and your Toyota should be brought in straightaway. This blinking light ordinarily suggests a rigorous engine misfire allowing unburned fuel to be discharged into the exhaust system. There it can immediately increase the temperature of the catalytic converter to a point where damage is attainable, requiring an expensive repair. Some owners ask if spark plugs cause the check engine light to flash? This can strictly be the cause. A harmful, aged or dirty spark plug can cause the engine to misfire. 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 very costly repair. If your check engine light is flashing, please contact our squad of automotive experts at Bill Estes Toyota suddenly by calling 3174346990.

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

The safest bet is to decipher the code and then plan your strategy accordingly. It could be anything from a bad sensor to plug wires needing to be replaced. Since each check engine code has its own level of severity, it is difficult to predict how common miles you can drive with the warning light on. If you check engine light is shining, we recommend that you pull over and contact Bill Estes Toyota to help designate if your vehicle is safe to drive in or if we recommend a tow truck.

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

The intermediate cost for a check engine light diagnosis & testing is continually between $88 and $111. The marvelous news, Bill Estes Toyota offers complimentary multi-point inspections and free diagnostics, in most cases, to help select 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 bad catalytic converter or a problem with one of the car's oxygen sensors, so it marvelous to get the practical code reading and diagnosis.

What could cause the check engine light to come on in a 2019 Toyota Highlander?

When your check engine light comes on, this could be as classic as tightening or replacing your gas cap. Likewise, the check engine light could also be a warning of a critical problem that could cause critical damage to your engine and come with a vivid repair bill. Depending on your make and model, the check engine light will illuminate or blink. A steady glow generally means something less critical but a flashing check engine light indicates that your vehicle’s engine is in critical trouble and service is crucial rapidly. If your check engine light is flashing in your 2019 Toyota Highlander, we remarkably endorse not to drive the vehicle and schedule Toyota service today. Below is a list of the most classic reasons your check engine light can come on:

  • Your 2019 Toyota Highlander has a vacuum leak. Every Toyota Highlander has a vacuum system that performs a wide variety of functions. The vacuum system also helps cut 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 dehydrated out and crack, especially if they’re exposed to vivid heat or extreme indignant.
  • The battery is low or dead. The battery in your 2019 Toyota Highlander is every critical. 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 price of a new one depends on the type of Toyota you drive, but check our current service coupons and specials.
  • New Spark Plugs or Plug Wires are basic for your 2019 Toyota Highlander. 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 harmful or old, you will experience poor performance and reduced power. In a tiny 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, big to more expensive repairs.
  • One of the most prevailing and frequent cause is that your 2019 Toyota Highlander gas cap is loose, damaged or missing. The gas cap for your 2019 Toyota Highlander 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 harmful 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. Luckily, to replace a gas cap isn't expensive. If your check engine light turns on urgently after you put gas in your 2019 Toyota Highlander, authentic 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.
  • Issues with any aftermarket items. An aftermarket alarm, exhaust or alternative item can wreak havoc on your 2019 Toyota Highlander if it’s not installed properly. These aftermarket elements and accessories can drain the battery, trigger the check engine light, or even impede the vehicle from starting. If these issues sound beneficial, deliver your Highlander to Toyota and have our company of certified mechanics ensure that your aftermarket items were installed perfectly and aren't causing any issue. Getting accessories, especially aftermarket parts and accessories, or using OEM elements authentic place might cost a tiny bit more but could save you money from having to get poor work and damage caused by poor installation work corrected.
  • Your mass airflow sensor (known as MAF) needs to be replaced. The mass airflow sensor in your Toyota Highlander is what determines how much fuel is basic 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 confident changes, like altitude. If your Toyota Highlander 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 harmful mass airflow sensor.
  • Your catalytic converter is harmful or going harmful. The catalytic converter is a part of your 2019 Toyota Highlander’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 Bill Estes Toyota offers a complimentary multi-point inspection with every Toyota service. If you have an issue with your catalytic converter and don't get it repaired, your 2019 Toyota Highlander 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 alternative problems from overheating.
  • 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 faster and your vehicle will be fewer sensible 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 2019 Toyota Highlander's spark plugs. The O2 sensor sends data to the vehicle’s onboard computer to favor the prudent mixture of air and fuel that enters the cylinders in your engine. A harmful O2 sensor can also cause a car to fail an emissions test.

What Does the Check Engine Light Mean?

One of the most usually misunderstood lights or indicators in your 2019 Toyota Highlander is the check engine light. The check engine light is part of the onboard diagnostics system, and displays in several disparate 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 variety of things for your 2019 Toyota Highlander. 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 mean a variety of further things. It can be as easy as your gas cap being loose or as perilous as engine knocking. If your check engine light is on in your 2019 Toyota Highlander, contact Bill Estes Toyota. Contact Bill Estes Toyota today! Our Toyota 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.

2019 Toyota Highlander Check Engine Light Flashing

Although there are innumerable potential causes of an illuminated Check Engine Light, we know from years of providing Check Engine Light Diagnosis Service that there are several normal causes including something as authentic as a loose gas cap. Other normal reasons for a Check Engine Light are faulty emissions control part, faulty head gasket, dirty mass airflow sensor, a malfunction with the fuel injection system, damaged oxygen sensor, or defective spark plugs to name a lot. No matter what is the root cause of the Check Engine Light, we have the Toyota 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 Toyota issue was fixed.

Every 2019 Toyota Highlander was designed with a high-technology performance monitoring system with a computer, and a series of sensors positioned strategically throughout the car on its critical systems. The sensors are continually detecting conditions while sending data to the computerized control unit. If the computerized 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 exactly is inaccurate nor what to do about it. That’s where we come in; Bill Estes Toyota provides a Check Engine Light Diagnosis Service that isolates the core problem and gives you a recommendation on what to do next from a Particularly Qualified Service technological.

Check Engine Light Service 2019 Toyota Highlander

What do you do when you’re driving along in your Toyota Highlander and suddenly, a yellow light lights up on your dash and says "Check Engine". If you’re like most Toyota owners, your heart sinks a few 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 estimate 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 2019 Toyota Highlander checked as soon as likely. Ignoring that warning could end up causing leading damage to pricey engine components.

When your 2019 Toyota Highlander's ECM (electronic control module), which is the vehicle's onboard computer, finds a problem in the electronic control system that it can’t noble, 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 scan tool that is used by our Toyota auto repair mechanics at Bill Estes Toyota. There are also a number of relatively economical code readers that are designed for do-it-yourselfers, should you designate that route too. While this code will tell you the issue that is detected, a true diagnosis still requires an experienced expert to mean the issue and repair it.

Will the check engine light reset itself?

The check engine light on your 2019 Toyota Highlander will usually shut itself off if the issue or code that caused it to turn on is repaired. 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 functional, 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 2019 Toyota Highlander light will go off after about 20-40 miles. If you drive over that fee and the light is still on, you will need to deliver it in to Bill Estes Toyota so the light and code can be double-checked and reset.