Which Cars Cannot Use Ethanol Gasoline?

2 Answers
LeAmy
07/28/25 5:55pm
Older vehicles and poorly maintained cars cannot use ethanol gasoline. Below is more relevant information: 1. Ethanol Gasoline: Ethanol gasoline has very high environmental requirements, is highly sensitive to water, and has a short shelf life. Therefore, the blending, storage, transportation, and sale of ethanol gasoline are much stricter than those of regular gasoline. Generally, small gas stations do not sell ethanol gasoline. Therefore, extra caution is needed when choosing ethanol gasoline, as improper use may cause significant issues for the vehicle. 2. Impact of Ethanol Gasoline on Vehicles: (1) Increased Fuel Consumption: Since ethanol has about 33% lower heat value than gasoline, ethanol gasoline has lower energy density compared to pure gasoline of the same volume. With the same fuel tank, ethanol gasoline results in higher fuel consumption. (2) Reduced Power Performance: Due to its lower heat value compared to pure gasoline and the fact that ethanol's evaporation temperature is higher than gasoline, ethanol gasoline vaporizes more slowly during combustion, affecting the formation of the air-fuel mixture and ultimately leading to decreased power output. (3) Cold Start Difficulties: Ethanol gasoline has a high latent heat of vaporization, absorbing more heat during vaporization. This process draws more heat from the surrounding environment, lowering the internal working temperature of the engine cylinders and making cold starts more challenging.
Was this review help?
19
2
Share
SanIsabel
08/11/25 11:52pm
I have to say that ethanol-blended gasoline isn't suitable for all vehicles, especially older models which are particularly prone to issues. For example, cars manufactured before 1990 weren't designed with ethanol's corrosive properties in mind - using it can damage fuel lines and seals, leading to oil leaks or starting difficulties. Some motorcycles and high-performance sports cars also shouldn't use it because they're highly sensitive to fuel quality; higher ethanol content may cause increased carbon buildup or reduced performance. I once drove a vintage car from the 1980s - after a friend filled it with E10 gasoline, the engine started shaking violently, and the repair shop found clogged fuel lines. So I recommend owners first check their manuals for ethanol compatibility indicators, and if uncertain, have it tested at a professional repair shop. While ethanol gasoline is indeed more environmentally friendly and energy-efficient, safety comes first - extra caution is needed when driving older vehicles.
Was this review help?
17
0
Share
Expand All
More Forum Discussions

What are the differences between the 9th generation Accord and the 9.5th generation Accord?

The specific differences between the 9th generation Accord and the 9.5th generation Accord are as follows: 1. The light source of the headlights is different. The light emitted by the 9th generation Accord's headlights is granular, while the light from the 9.5th generation Accord's headlights is striped. Moreover, the light source of the 9.5th generation Accord is brighter and has a longer range. 2. Configuration. The 9.5th generation Accord 2.0L Luxury Edition is equipped with ESP, tire pressure monitoring, auto hold, hill start assist, and parking sensors. It can be said that all the mainstream configurations are already included. The 9th generation Accord does not have such high-end configurations. 3. Exterior. The chrome area on the front grille of the 9.5th generation Accord has been reduced.
15
5
Share

Can National V Emission Standard Vehicles Be Licensed in Shenzhen?

National V emission standard vehicles cannot be licensed in Shenzhen. Below is relevant information about National V: 1. Definition: The National Fifth Stage Motor Vehicle Pollutant Emission Standard, abbreviated as 'National V Standard,' has an emission control level equivalent to the Euro 5 emission standard currently implemented in Europe. 2. Differences from National IV: Compared to the National IV standard, the new standard can reduce nitrogen oxide emissions by 25% for light-duty vehicles and 43% for heavy-duty vehicles. Based on Shanghai's annual vehicle registration volume of approximately 350,000 vehicles, it is estimated that annual new vehicle additions could reduce nitrogen oxide emissions by about 1,000 tons. Additionally, the domestic National V standard's emission control level is equivalent to the Euro 5 emission standard currently implemented in Europe.
18
4
Share

How long should you drive after jump-starting a dead car battery?

After a car battery dies, using the vehicle's alternator to fully recharge the battery requires maintaining an engine speed above 2,000 RPM, and the car needs to be driven for at least 4 hours. Additional information about a dead car battery is as follows: 1. If the engine speed cannot reach 2,000 RPM, the charging time will be even longer. 2. The vehicle's alternator needs to operate above 2,000 RPM to reach full load capacity, at which point its power generation matches the nominal value on the nameplate. 3. To jump-start a dead car battery, connect the positive terminal of the battery to the positive terminal of the power source and the negative terminal to the negative terminal to start the car. Inexperienced beginners are not advised to attempt this themselves to avoid accidentally reversing the polarity and damaging the vehicle.
16
2
Share

What does it mean when the engine oil warning light flashes?

When the engine oil warning light flashes, it indicates abnormal oil pressure. Over time, engine oil can become thinner, which reduces its viscosity. When this happens, the oil can no longer form a stable oil film on the surfaces of various engine components, leading to increased engine wear. The reasons for the engine oil warning light flashing include: 1. Insufficient engine oil level; 2. Overheating of the engine; 3. Damage to oil-related components; 4. Poor oil quality; 5. Oil pipe leakage; 6. Malfunction of the oil return valve; 7. Clogged oil filter. Engine oil is a substance enhanced with additives in base oil, primarily containing anti-wear additives, detergents, dispersants, and multi-grade oil viscosity index improvers.
9
0
Share

What is the Difference Between Left Exit and Right Exit?

The difference between left exit and right exit is: the direction of turning the steering wheel to full lock is different. For right reverse parking, turn the steering wheel to full lock to the right; for left reverse parking, turn the steering wheel to full lock to the left. Finding Reference Points: You can observe the parallel relationship between the car body and the lane line in the rearview mirror, or maintain a certain distance from the lane line while driving. Steering Control: While driving, the vehicle will have a self-aligning torque. Once a certain speed is reached, as long as the vehicle's steering parameters are accurate, the vehicle can automatically drive straight. Both hands only need to hold the steering wheel lightly. Using the Reversing Camera: Most vehicles nowadays are equipped with reversing radar and a reversing camera. You can use the reversing camera to assist in parking, thereby reducing the difficulty of losing direction while reversing.
3
4
Share

Shift Gear First or Depress the Clutch First?

Depress the clutch first. The correct procedure is to start the car, then depress the clutch, shift into first gear, and release the clutch to start moving. When shifting gears in a manual transmission car, first release the accelerator, then depress the clutch, shift gears after fully depressing the clutch, and then press the accelerator again. Depressing the clutch without releasing the accelerator can cause the clutch to disengage at high RPMs, which may burn out the clutch disc over time. The correct sequence for shifting up or down is: release the accelerator, depress the clutch, shift gears, slowly release the clutch, and gently press the accelerator simultaneously. Precautions for operating a manual transmission car include: 1. Become proficient in depressing the clutch and develop a good habit of pressing it all the way down and releasing it slowly; 2. Coordinate the accelerator and clutch properly. When starting, shift into first gear first, slowly release the clutch, apply the accelerator at the half-clutch point, and only fully release the clutch after the car starts moving.
3
2
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.