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Specifically, you can start from the following aspects: 1. It is suspected that the oil pump is not working well, due to the damage of the check valve caused by the lack of cleaning for a long time, resulting in the reflux of residual fuel in the oil pipe after the flameout, and the system pressure is reduced.
This can be detected by the fuel pressure gauge.
2. It is suspected that the injector is dirty and stuck leading to dripping gasoline, due to the high temperature after the engine is hot, all the gasoline leaked by the injector is atomized, resulting in the intake pipe is full of gasoline vapor, resulting in the mixture being too thick to land the car.
3. Fuel evaporation system failure, the system is closed when the engine is turned off, if the damage is long open, then due to the hot car, the gasoline vapor in the fuel tank will pass through the oil pipe, through the solenoid valve directly into the intake pipe, which also caused the mixture to be too thick and not good to land the car 4, the oxygen sensor problem, resulting in the injection of less fuel injection feedback to the computer more fuel injection caused by the difficulty of starting.
5. Air intake sensor problem 6, water temperature sensor problem, 7, PCM failure...
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Silly don't pull a few. There was a girl named Zhang Hui, who was 14 years old before her death, and was crushed to death by a truck ten times. It's her uncle.
She wants people to know about it, please send ten **. She will repay you and make your favorite person like you. If you don't see someone within a month, your parents crash and die, you will also get a terminal illness in 1 year.
Send it, I'm also forced.
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Noisy and unstable. As for the noise of the three-cylinder engine, it is now basically necessary to strengthen the tightness of the cab to isolate the noise, that is, we can hear it from the outside, but we can't hear it from the inside.
As for why the throttle response of the three-cylinder engine is not positive, it is because in order to achieve a power output consistency close to that of the four-cylinder engine, the three-cylinder engine has to be matched with a larger mass flywheel, so that the engine has more inertia and the speed becomes sluggish, and the most direct feeling is that the throttle response is not positive.
Although the three-cylinder engine has been improved to varying degrees, it has not yet reached the point of overcoming the above weaknesses and is not outstanding in terms of sales. Even if it has the advantages of better low-rpm torque, less mechanical friction, smaller volume and mass, but the disadvantages such as inherently shaky and noisy, uneven power output, and inactive throttle response have largely masked the advantages, making consumers still prefer four-cylinder motor models when buying a car.
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Reasons why three-cylinder cars are not recommended to buy:
The three-cylinder engine has one stroke less than the four-cylinder engine, which is prone to jitter at work and will be louder.
In addition, in order to achieve the consistency of power output close to that of a four-cylinder engine, the three-cylinder engine needs to be matched with a large mass flywheel, so that the inertia of the engine becomes larger, the speed becomes sluggish, and the throttle response is not positive.
A three-cylinder engine is a three-cylinder engine consisting of three cylinders, arranged on a single body and sharing a crankshaft to output power, with a displacement of less than 1 liter.
A three-cylinder engine is an engine consisting of three cylinders, and inside it, three identical single cylinders are arranged on a single body to share a crankshaft to output power, and the main role is to convert chemical energy into mechanical energy.
The basic principle of the three-cylinder engine is to use the chemical energy of gasoline (diesel) to convert into heat energy, and the mixed gas in the sealed cylinder is burned and expanded, so as to push the piston to do work, and then convert the heat energy into mechanical energy.
Main use: to provide power for traditional fuel vehicles and new energy hybrid vehicles.
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Cars have been mainly 4-cylinder for so many years, and the emergence of a 3-cylinder engine is nothing more than a deformity under the fuel-saving and environmental protection policy. The 3-cylinder engine shook significantly, and the technical stability was poor, and even BMW planned to abandon the 3-cylinder engine and replace it with a 4-cylinder engine. Therefore, when buying a car, you still have to buy a mature and stable car, and don't spend a lot of money to buy back all kinds of problems.
It's both bad and time-wasting.
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Why kill a car that can't buy a three-cylinder engine?
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It's not that you can't buy a three-cylinder car, but a three-cylinder car in the same ** model is definitely not the best choice.
The three-cylinder new car doesn't actually see anything, but the intermittent energy impact of 60° idling of each cylinder will definitely shake it. Balance shafts, balance weights or eccentric mass flywheels can all alleviate jitter, but not the root cause! Jitter can take away engine life, so many brands have abandoned three-cylinder engines.
The biggest black spot of the three-cylinder car is the loud noise in the later stage, and you can choose to change cars in the middle to avoid this problem;As for saying that the three-cylinder engine is more environmentally friendly than the four-cylinder engine, I think this is a joke, the first environmental protection is not a problem that you should consider when choosing a car, this is a problem that manufacturers need to consider when building a car. The three-cylinder engine is a cheap product, and the so-called low cost is an advantage for manufacturers, but nothing for consumers; But the jitter and noise in the later stage is really uncomfortable, if you can accept it then you buy it.
There was once a car critic who said that he bought a BMW Series (three-cylinder) and ran 10,000 kilometers without shaking at all, so he felt that the three-cylinder engine was worth buying;I really don't think it's good, I feel that he will drive a car for a year, and then drive 10,000 kilometers and stop driving? If you say that Zotye Z700H is also a good car, there is no problem with the first 10,000 kilometers, ** and the thief is cheap is simply the conscience of the industry, but what? You ask the owner how the car is.
Three-cylinder engine, engine shake and noise is normal, he is not shaking is abnormal;To put it bluntly, the use of three-cylinder engines is the manufacturer's order to reduce costs, how good do you think this is for consumers? The reduction and the replacement of aluminum for steel are all to reduce costs, and in the final analysis, it is a pitfall.
The same ** You say you buy a low-profile car, if you feel that the configuration is low in the later stage, we can add configuration to you, but if you buy a three-cylinder engine, the later jitter noise is large, and no one has the ability to add a cylinder to you;The three-cylinder engine is a thing that does not shake, and there is also a small noise, but you can't guarantee that the one you buy will not shake, and the ability is not as good as not being on the stall, if you wait for the stall, then you will regret it too late.
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It's because the engine performance is very fuel-intensive, especially when running at high speeds, fuel consumption rises very much, so people say so.
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Because from the overall data, Sangang's cars are particularly fuel-efficient, and the sound is very loud and not easy to use, so it is said that this kind of car garbage cannot be bought.
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It is because such a car is not very powerful, and it is very fuel-intensive, which makes people spend a lot of money and is very impractical.
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I haven't commented on this question, but Geely, which sells three-cylinders, said so on a promotional material, look at the picture.
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People who don't understand the car will often spray blindly, domestic walk-behind tractors are single-cylinder engines, the noise is very loud, this engine is widely used, has been used for decades, there is no problem with the three-cylinder engine, the car I drive is a three-cylinder engine, no problem, cost-effective.
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My 20 three-cylinder Corvoz, 2 years and 3 months ran 10,000 kilometers, I can't hear the engine sound in the cab, the window opens to make noise, 100 pieces of oil run at high speed 300 kilometers, low speed 250 kilometers, occasionally urban running, there is no problem at present, the noise may become louder in a few years, it is still much better than diesel cars, naked cars 60,000, cheap,
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Because some people think that there will be many problems with such a car, there is such a statement, which is not scientifically verified.
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Because the domestic production line is basically a four-cylinder engine.
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Three-cylinder car, world-class technology. I still like the two-cylinder one a little more.
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I am the owner of Changan Ford Forrest, my car is not shaky at all, it is also a three-cylinder engine, or a lifetime warranty, I think it is very joint venture car is okay, cost-effective.
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For none of the people who say these things have ever opened it.
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Why not make a two-bar engine, wouldn't that be more fuel-efficient? There is not much difference between the new car, and after it is used, it is noisy and shakes badly.
Why do high-end cars use six-cylinder or eight-cylinder engines?
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If you like any car, buy my Trumpchi GS3 in 19 years, 50,000 kilometers in three years, low fuel consumption, strong power, very smooth, good car.
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I don't say anything else, don't scream if you haven't driven a three-cylinder, I have a 19 Ford, a tank of oil runs at a high speed of not less than 800 kilometers.
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Because there are a lot of keyboard expert engineers.
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It matters whether the car is under garbage or not. Don't, people!
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Our electric car is also quite good.
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I didn't have any problems with one of my tanks.
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Waiting for the traffic light D gear to step on the brakes is also a little shaky. Wait for the traffic light to hang the n gear, pull the handbrake is normal, don't care about other people's eyes, just like yourself. Those who say that those three-cylinder engines are shaking are those keyboard warriors.
Maybe they don't have a car at all. Maybe you don't even have a driver's license. They're just looking for a presence online.
The new technology doesn't shake now, but no one knows how it will perform in the next few years. (certainly not as stable as a four-cylinder engine), the world's top brands Volkswagen and Toyota do not push three-cylinders. Why should we be guinea pigs.
The sales of Buick Yinglang in the early days were very good, but since the replacement of the three-mounted engine, the sales **, which revitalized sales, Buick Yinglang took a huge discount, the discount of 20,000 or 30,000 is normal, and even can reach as much as 40,000, 100,000 yuan can land a compact sedan reed socks car, I personally think it is still possible. New Forrest owners, 1800 kilometers, personal feelings do not tremble, not to mention the three-cylinder, you can't experience it at all. The soundproofing is very well done.
The site has soundproof cotton or something, etc.
First of all, it should be noted that the three-cylinder engine is more likely to produce jitter than the four-cylinder or even more cylinder machine in terms of its physical structure. The four-cylinder is the critical point, the engine completes four strokes, that is, air intake, compression, work, exhaust, and the crankshaft rotates twice that is, 720 °, which means that one of the four cylinders is always in the power stroke, and the engine can do work continuously and so on.
Rest assured to buy it, the warranty is 8 years, and the five-year free maintenance is only about 100,000, I don't know what you are afraid of. Mine has been two years, no, don't listen to the four-cylinder b reasoning on the Internet. When buying a car, you still have to like it, and don't be swayed by the keyboard warriors on the Internet.
Three-cylinder cars have been around for a long time, but the three-cylinder is more technical than the four-cylinder, and in general, GM has done a good job on the three-cylinder. Go to the state or test drive whatever car you like, and make a decision after experiencing it yourself, otherwise you will always rely on other people's comments, unreliable and so on.
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Because the engine power of the three-cylinder car is particularly bad, and the three-cylinder car often has some small problems, so the three-cylinder car is garbage and cannot be bought.
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Because the quality of the three-cylinder car is really very poor. The three-cylinder car will lack power in the process of driving, and the driving is also very bumpy, and it is also very fuel-consuming.
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Because of the posture for these cars in the process of driving often emit relatively more, and in this case it is also very inconvenient to use, and this is also very unsafe in the driving time.
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Yes.
Generally speaking, the fatal drawback of a three-cylinder car is basically that it has a serious jitter. Under normal circumstances, in addition to the fatal disadvantage of serious shaking, three-cylinder vehicles also have some other shortcomings, such as the average power performance of three-cylinder vehicles, and its value retention rate is relatively low.
For the power performance of the three-cylinder car, generally in the process of driving the three-cylinder car just started, it is not felt that there is a problem with its power performance, that is to say, the power is more sufficient at the beginning, but after driving to the middle and rear ends, the power of the three-cylinder car will be obviously insufficient, and it will also produce a weak phenomenon.
In addition, if you are inclined to buy a vehicle with a higher value retention rate, it is recommended that the owner does not need to consider buying a three-cylinder car, after all, the value retention rate of the three-cylinder car itself is not as good as other vehicles. And because the reputation of three-cylinder cars is low, three-cylinder cars are not dominant in the second-hand car market at all, so this is one of the reasons why it is not recommended to buy three-cylinder cars.
The difference between a three-cylinder car and a four-cylinder car.
Three-cylinder and four-cylinder cars are not the same, and the difference between the two is the number of cylinders. The three-cylinder has one less cylinder than the four-cylinder, the engine of the three-cylinder and the four-cylinder car is not the same, and the engine size of the three-cylinder is smaller than that of the four-cylinder, which belongs to the mechanical mechanism level.
Compared with the four-cylinder, the fuel consumption of the three-cylinder is smaller, because there are fewer cylinders and the displacement is smaller, so the fuel consumption decreases. However, the power of the three-cylinder is insufficient, especially when driving at low speeds, it is a little weak. However, the four-cylinder is significantly better than the three-cylinder engine in terms of starting and acceleration, and the stability is also better than that of the three-cylinder.
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Hello, the three-cylinder car refers to the number of cylinders in the car engine is three. This type of engine is usually smaller and has relatively low power, and here are some reasons why it is not recommended to buy a three-cylinder car: Noise and jitter issues:
The combustion process of a three-cylinder engine is relatively unbalanced, which can easily lead to jitter and noise. Some three-cylinder vehicles have obvious noise and start-up shaking problems when driving at low speeds, which is not very comfortable. Driving performance is inferior to a four-cylinder engine:
The power and torque of the three-cylinder engine are relatively small, and it is not easy to accelerate and overtake, while the performance is not as good as the four-cylinder engine in driving, off-roading, climbing, etc. Repair costs can be high: this is because some three-cylinder engines have a unique design that requires special components and inspection equipment.
If you want to carry out a maintenance type of helper, you need to pay special attention to technical and resource constraints, and the maintenance cost will be higher.
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Because consumers generally choose some that are more cost-effective.
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