Please wait while the page loads...

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 immediately brightens, but in reality, it is not something that should cause you to shut down in fear decent 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 numerous codes that your check engine light can represent. While that sounds daunting, with some patience, tackling main diagnostics will give you main knowledge about your vehicle and will also allow that Check Engine Light to do what it is really supposed to do: be your guide. Unfortunately, unmistakable and cooperative vehicle symptoms do not always accompany an illuminated Check Engine Light. Since there are hundreds of viable OBD codes, there are also hundreds of viable reasons for the light, including:

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

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

Check Engine Light Service Toyota Highlander

What do you do when you’re driving along in your Toyota Highlander and hastily, a yellow light illuminates on your dash and says "Check Engine". If you’re like most Toyota owners, your heart sinks a microscopic because you have microscopic 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 advocate 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 Toyota Highlander checked as soon as usable. Ignoring that warning could end up causing enormous damage to fancy engine components.

When your 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 handy, a computer turns on your check engine light. This amber or yellow light is consistently 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 computerized analyze tool that is used by our Toyota auto repair mechanics at Bill Estes Toyota. There are also a number of relatively inexpensive 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 compelling to designate the issue and repair it.

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 accurately tightened to a more bizarre failure like a destructive catalytic converter or a problem with one of the car's oxygen sensors, so it positive to get the legal code reading and diagnosis. The average estimate for a check engine light diagnosis & testing is constantly between $88 and $111. The positive news, Bill Estes Toyota offers complimentary multi-point inspections and free diagnostics, in most cases, to help pick the cause of your check engine light.

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

If you check engine light is flashing, we express that you pull over and contact Bill Estes Toyota to help choose if your vehicle is secure to travel to work in or if we express 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 laborious to predict how many miles you can travel to work with the warning light on. It could be anything from a bad sensor to plug wires needing to be replaced.

What could cause the check engine light to come on in a 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 dangerous problem that could cause dangerous wear and tear to your engine and come with a bizarre repair bill. Depending on your make and model, the check engine light will illuminate or blink. A steady glow consistently means something less dangerous but a flashing check engine light hints that your vehicle’s engine is in dangerous trouble and service is basic suddenly. If your check engine light is flashing in your Toyota Highlander, we greatly hint not to drive the vehicle and schedule Toyota service today. Below is a list of the most regular reasons your check engine light can come on:

  • The battery is low or dead. The battery in your Toyota Highlander is every exciting. 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 precisely require maintenance. The price of a new one depends on the type of Toyota you drive, but check our common service coupons and specials.
  • One of the most routine and innumerable cause is that your Toyota Highlander gas cap is loose, damaged or missing. The gas cap for your 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 damaging 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 pricey. If your check engine light turns on abruptly after you put gas in your Toyota Highlander, 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.
  • 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 less exact 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 Toyota Highlander's spark plugs. The O2 sensor sends data to the vehicle’s onboard computer to learn the polite mixture of air and fuel that enters the cylinders in your engine. A damaging O2 sensor can also cause a car to fail an emissions test.
  • Issues with any aftermarket items. An aftermarket alarm, exhaust or various item can wreak havoc on your Toyota Highlander if it’s not installed appropriately. These aftermarket parts and accessories can jettison the battery, trigger the check engine light, or even prevent the vehicle from starting. If these issues sound cognizant, bring your Highlander to Toyota and have our squad of certified mechanics ensure that your aftermarket items were installed correctly and aren't causing any issue. Getting accessories, chiefly aftermarket parts and accessories, or using OEM parts first place might rate a bit bit more but could save you money from having to get poor work and damage caused by poor installation work corrected.
  • Your catalytic converter is damaging or going damaging. The catalytic converter is a part of your 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 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 various problems from overheating.
  • New Spark Plugs or Plug Wires are basic for your 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 damaging or long-established, you will experience poor performance and reduced power. In a bit 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, considerable to more pricey repairs.
  • Your Toyota Highlander has a vacuum leak. Every Toyota Highlander has a vacuum system that performs a wide assortment 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 bare out and crack, chiefly if they’re exposed to imposing heat or extreme angry.
  • 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 gigantic 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 damaging mass airflow sensor.

Toyota Highlander Check Engine Light

A flashing light indicates that the problem is extraordinary and if not taken care of quickly may result in major damage to the vehicle. If the check engine light in your Toyota Highlander starts flashing, that means that the problem needs immediate attention and your Toyota should be brought in quickly. This flashing light usually indicates a rigid engine misfire allowing unused fuel to be discharged into the exhaust system. There it can instantly raise the temperature of the catalytic converter to a point where damage is conceivable, requiring an expensive repair. Assorted owners ask if spark plugs cause the check engine light to flash? This can definitely be the cause. A bad, historic 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 expensive repair. If your check engine light is flashing, please contact our team of automotive experts at Bill Estes Toyota immediately by calling 3174346990.

Toyota Highlander Check Engine Light Flashing

Although there are countless likely causes of an illuminated Check Engine Light, we know from years of providing Check Engine Light Diagnosis Service that there are innumerable traditional causes including something as easy as a loose gas cap. Back-up traditional reasons for a Check Engine Light are faulty head gasket, damaged oxygen sensor, dirty mass airflow sensor, a malfunction with the fuel injection system, faulty emissions control part, or defective spark plugs to name a few. 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 necessary 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 Toyota Highlander was designed with a high-technology performance monitoring system with a computer, and a series of sensors positioned strategically throughout the vehicle on its practical systems. The sensors are continually detecting conditions while sending data to the electronic control company. If the electronic control company detects that the data is out of factory specifications, the Check Engine Light flashes 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 incorrect 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 Tremendously Qualified Service professional.

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

If the check engine light is flashing, this means that there is a severe issue and it is recommended to service your Toyota Highlander today. This question is not excessively friendly 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 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 rigid problem. Call the experts at Bill Estes Toyota by dialing 3174346990 so you can describe the issues. Or reduce your speed and bring your Toyota to our certified mechanics as soon as affable.

Will the check engine light reset itself?

The check engine light on your Toyota Highlander will ordinarily shut itself off if the issue or code that caused it to turn on is serviced. 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 fair, 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 Toyota Highlander 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 Bill Estes Toyota 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 Toyota Highlander is the check engine light. The check engine light is part of the onboard diagnostics system, and displays in a few divergent 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 range of things for your Toyota Highlander. Some of these include controlling engine speed, shifting automatic transmissions ignition timing, and implementing stability control, just to name copious. With that being said, the check engine light can mean a variety of discrete things. It can be as authentic as your gas cap being loose or as precarious as engine knocking. If your check engine light is on in your Toyota Highlander, contact Bill Estes Toyota. Contact Bill Estes Toyota today! Our Toyota service department can assist you find out what code is turning your check engine light on or audit why your check engine light is glaring.