Can You Put Premium Gas In A Toyota Corolla? (Solved) (2023)

The Toyota Corolla runs on regular gasoline. However, someone has a question: Can you put premium gas in a Toyota Corolla?

Each type of gasoline has different benefits and drawbacks, but they must be appropriate for each type of vehicle. Using good stuff does not always promote its full utilization. However, a seemingly insignificant item has a significant impact.

The same holds true for engine fit and gasoline. Because your car’s engine is built to respond well to only normal throttle, gasoline is typically advised for it. Each gas has a unique chemical formula, and regular gasoline is required for a conventional engine to operate at peak efficiency.

We shall outline the distinctions between premium and normal gasoline in this article. Additionally, it assists you in determining the best type of gasoline to use for your Toyota Corolla. Please read the article carefully to find the right answer.

What Is The Difference Between Premium Gas and Regular?

The octane number is what makes these two types of gasoline different from one another. The fuel can sustain more compression before igniting at higher octane numbers (burning). Because premium gasoline has an octane rating between 91 and 93, many people believe that it is preferable to conventional gasoline. This index is 87 for standard gasoline.

High-grade gas may not offer good combustion efficiency if your engine needs to run on natural gas. The primary distinction between the two terms—which are superior and largely meaningless—is in the chemical makeup of the two gases.

Acceleration or fuel economy are not provided by premium gasoline. Nothing but engine damage and increased maintenance costs will result from this.

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Additionally, if you believe that premium gas may clean fuel injectors, this step is superfluous. Because fuel additives that can clean the fuel injectors are frequently found in gasoline.

Therefore, using premium fuel is not required. Simply put, gasoline other than standard gasoline is not designed to be tolerated by your car’s engine.

Can You Put Premium Gas In A Toyota Corolla?

Can You Put Premium Gas In A Toyota Corolla? (Solved) (1)

With the exception of the Toyota GR Supra, all other Toyota vehicle models have designs that utilize ordinary fuel. Toyota vehicles run excellently on regular fuel and maintain their peak performance.

Since the engine is not built to run on premium fuel, it will function just fine. No vehicle except the GR Supra requires gas with a higher octane level; the octane rating for Toyota car models is 87.

Although it’s wonderful to use premium gas, your car’s engine doesn’t need it for you to function at its best.

If you use the necessary regular gas, your engine will operate without any issues. However, you should be aware that utilizing premium gas has no additional advantages. You are simply spending money on petrol that you could be saving. It is not worthwhile to spend more money on premium petrol.

When you go inside your recently purchased Toyota Corolla, knowing what type of gas to put in it might be a challenge.

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The majority of Toyota vehicles need normal or even mid-grade fuel. You don’t have to fill up your Toyota Corolla with premium fuel.

However, if you choose it, there won’t be any harm done to the engine of your car. Without any issues, it will function properly. If you switch from standard gas to premium gas, your performance and mileage won’t change much.

The reason for this is that the Toyota Corolla was built to run best on ordinary gas, which has an octane rating of 87.

For optimum performance, use the normal gas recommended in your Toyota Corolla owner’s manual. The use of premium gas has no further advantages. The only notable difference is that you’ll spend more money without receiving any additional benefits.

That will be crucial, especially when you fill your tank at each refill, which can cost between $200 and $400 annually, a respectable sum of money that could be saved or spent for other things.

What Happens If You Fill a Regular Car With Premium Gas?

If you fill an ordinary automobile with premium gas, nothing will happen. In comparison to premium gas, you’ll at most detect a tiny difference in performance or mileage.

You need not worry or panic because your ordinary car engine will operate normally.

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Only more money will be spent by you. Even though some people would counter that the cost is little because it only amounts to a few more dollars or cents at some refill centers.

However, this is accurate if you only purchase a small amount of gas. What transpires, though, when you wish to fill your tank? You get to do this several times throughout the course of a year, and the extra money adds up.

You must therefore concur with us that spending a lot of money on gas won’t be very beneficial to you. As a result, we continue to advise using standard gas in your daily driver. Spend the additional money on something else instead.

Read more: 5 Reasons For Toyota Corolla Headlights Not Working

What Kind of Gasoline Can Be Used And Can’t?

Utilizing the right fuel is crucial. You may not be aware of it, but the fuel you are using for your automobile may eventually cause the engine to break down. If you don’t take care of this right away, it could end up costing you a lot of money.

We shall discover which type of fuel is ideal for your Toyota Corolla in the sections below.

Ethanol In Gasoline

Your Toyota Corolla should only use gas with an ethanol content of no more than 15%, per the owner’s manual. There is also 85 percent ethanol available; flex-fuel vehicles use this.

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The computer in your Corolla could think that you are using a low fuel combination if you use ethanol with an ethanol percentage higher than 15%.

As a result, the computer often reacts by injecting too much gasoline, which lowers your car’s performance and gas mileage.

Despite the fact that most US gas pumps only contain 10% or less ethanol, you shouldn’t be concerned. Search for the E85 or E15 emblem on the gas pump to help you identify it. E85 stands for ethanol concentration at 85%.

MMT Combined with Gas

When burned as a gasoline additive, methylcyclopentadienyl manganese tricarbonyl (MMT), an octane enhancer, produces manganese particles. Both the emission of these manganese particles into the atmosphere and their deposition on vehicle and engine parts raise safety concerns.

Manganese particles have a negative impact on Corolla’s emission control system and are extremely dangerous to human health.

Therefore, using MMT in your car is not at all advised.

If you have used such gasoline, the malfunctioning lamp on the instrument cluster can illuminate. You should now get in touch with Toyota customer service.

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Leaded Petrol

Leaded fuel can seriously harm your car’s three-way vehicle catalytic converters, which will lead to a malfunctioning emission control system. Toyota also advises against using leaded fuel in your Corolla and instead to use unleaded fuel.

Leaded gasoline is associated with both environmental pollution and health problems, including kidney disease, heart disease, high blood pressure, and strokes, according to the Centers for Disease Control and Prevention (CDC) and the United States Environmental Protection Agency (EPA). Leaded fuel is therefore never advised to be used in a vehicle.

Final Thoughts

It’s not really a huge deal to argue about whether or not to use premium gas in your Toyota Corolla. Regular gas, which has a lower octane rating, should work with all Toyota vehicles. However, you may drive your Toyota Corolla on premium gas with confidence knowing that nothing bad will happen to the engine. It will only hurt your wallet, not your health. We hope you find the content to be useful.


Can You Put Premium Gas In A Toyota Corolla? (Solved)? ›

Yes, you can do that. I don't see any reason for you to waste your money on premium fuel for your Corolla, though. Most, if not all Corollas only require regular octane gas. Premium gas is not better gas than regular gas.

What happens if you put premium gas in a Toyota Corolla? ›

There's no need to use premium fuel in your Toyota. However, if you choose to do so, there aren't any negative reactions that will occur. Your engine will operate properly using premium fuel without any concern.

What kind of gas is best for a Toyota Corolla? ›

You must only use unleaded gasoline. Select octane rating of 87 (Research Octane Number 91) or higher. Use of unleaded gasoline with an octane rating lower than 87 may result in engine knocking.

What happens if you put premium gas in a car that takes regular gas? ›

Engine computers can usually adjust their timing to account for the increased octane levels, so if you put premium gas in a regular car, you probably won't notice anything. However, some engines are not designed to burn higher-octane fuel, and you may see a reduction in performance and fuel economy.

Can I put 93 premium gas in my car? ›

Let's start with the easy one. Most cars on the road recommend a standard grade 87 or 89. Premium gas 90-93 is completely okay to put in a standard vehicle. Car experts say there is no risk of damage to a standard car using premium fuel.

What happens if I accidentally put the wrong gas in my car? ›

Whether diesel, gasoline, or DEF is poured into the wrong tank, your vehicle's fuel is now poisonous to its engine, and its entire engine and fuel system are at risk of contamination. Professional attention and specialized treatments are required to flush out and remove the toxins.

What happens if I put 89 instead of 87? ›

If your vehicle doesn't require premium gasoline, 89-octane will work just fine. However, you might see no difference in performance since the octane rating of 89 is close to the 87-octane rating. Visit America's Service Station today for all issues related to vehicle repairs.

Can you mix 87 and 91 gas? ›

Yes, drivers can mix the two types of fuel. The combined gas types will result in an octane level somewhere in the middle — something the vehicle “will survive,” according to The Drive.

Does premium gas last longer? ›

Shopping for fuel isn't like reaching deep into the cooler for milk with a more distant expiration date. No, premium gas does not last longer than regular gasoline in a fuel tank. A car owner might only consider the longevity of a car's gas if the vehicle has been sitting unused for an extended period.

Is 93 premium gas better than 87? ›

The fuel commonly marketed is 87, 91 and 93 octane gasoline. The main difference between all of them is that the higher the octane rating, the greater the gasoline's capacity to withstand the compression produced inside the cylinders. In this way, combustion is carried out in a much smoother and more efficient way.


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