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Usually the timing of the shift should be better when the engine is 2000 rpm, one can ensure that the power is abundant, and the other is to avoid incomplete combustion of fuel and carbon deposits, which is generally easier to grasp with the engine speed as the reference unit.
The best shift speed and speed of manual transmission cars: 1st gear up 2nd gear: from the working condition diagram, 20km 2000rpm should be the lowest point, below this point after changing to 2nd gear, it will run out of the working curve of 2nd gear, and it is about 1300rpm after upshifting at this point, although it is possible, but it is not the best state.
When about 23km and 2800rpm, the speed is about 1800 after upshifting, so theoretically, 2800 rpm is better to upgrade from 1st gear to 2nd gear (I didn't look at the working condition diagram and directly felt that 2000 rpm was OK, it seems that even if it is less than 2800 rpm, it should be higher. 2nd gear to 3rd gear: same as above, about 40km 2700 shifts; 3rd gear up 4th gear:
The lowest shift point is 50km 2500 rpm; 4th gear up to 5th gear: the lowest shift point is 60km 2200 rpm.
At speeds above 85 km/h, the wind resistance consumption with the windows open is more than the air conditioning system, which reduces your fuel economy by 10%. Open the windows at low speed, turn on the air conditioner at high speed.
Take down all the useless things in the car, don't put too many things in the car, the car will consume fuel if you pull it if it weighs too much. It is to listen to the stereo as little as possible, and the electricity is also sent by the oil generator. When driving, use less brakes, do not coast in neutral gear, the fuel consumption of the EFI car will increase.
Use economic speed: The economic speed of a general car is between 60kmh and 80km/h. It is most fuel-efficient when the car is running at an economical speed. Whether the speed is too high or too low, it is not good for fuel saving.
Lift the throttle lightly Lift the throttle lightly to save fuel. If the throttle is raised sharply, it will cause the engine speed to suddenly decrease and play a role in dragging, counteracting part of the driving inertia, and causing the car to "chatter", which will increase fuel consumption. Shift gears in time Shift gears quickly and timely, especially when driving on slopes, the shorter the shift time, the better the power of the car will play, and the more fuel can be saved.
High-gear driving is fuel-efficient Use high-speed gear as much as possible and use less intermediate gear. Of course, don't drag in high gear. Learn to listen to the engine to change gears, and know how your car is doing.
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The manual transmission car shifts mainly to see the number of revolutions, the first gear is 2500 rpm, the speed is about 15 kilometers per hour, and the second gear is shifted. When the 2nd gear is at this speed, it is about 1500 rpm, continue to refuel, add to 2500 rpm, shift to 3rd gear, the speed becomes 30 kilometers per hour, add to 3000 to convert 4th gear, and there is no problem with 4000-5000 switching gears when driving intensely. Try not to shift below 1500 rpm, it is easy to form carbon deposits.
Manual transmission car:
A car that uses a manual shift mechanical transmission (also known as manual transmission, MT) to adjust the speed of the vehicle. That is, the gear lever can be toggled by hand to change the gear meshing position in the transmission and change the transmission ratio, so as to achieve the purpose of speed shifting. When the clutch is pressed, the gear lever can be activated.
Advantages of manual transmission cars: simple structure, reliable performance, low manufacturing and maintenance costs, and high transmission efficiency (theoretically more fuel-efficient), in addition, because it is purely mechanically controlled, the shift response is fast, and can more directly express the driver's will, so it is also more fun to drive.
Disadvantages of manual transmission cars: cumbersome operation, and obvious frustration when switching gears.
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There is no definite speed between each gear in a manual transmission car, and it is usually a matter of how fast or slow the vehicle is to change the corresponding gear. So you have a certain misunderstanding in this knowledge, let me explain to you the manual transmission model according to the speed of the gear change. When the car starts, it usually uses the first gear, and after the start, the speed of the car can be changed to the second gear after reaching about 20 yards, when the speed of the car reaches about 30 yards, when the speed of the car reaches about 30 yards, it can be changed to the fourth gear, and when the speed of the car reaches 55 yards, it can be changed to the fifth gear.
Of course, some models use a 6AT gearbox, and as long as the speed matches our gear, we can change gears at any time, and even jump gears. <>
Therefore, the manual transmission of the car gear change is related to the speed of the car, at the same time, we must pay attention to the shift gear at the same time must remember to match the speed, if the speed and gear do not match, it will cause the engine to idle, and the acceleration is weak, in the long run, it will also lead to carbon deposition inside the engine, thereby affecting the service life of the engine. <>
Due to the development of the car is getting better and better, many people have their own car, but now the automatic transmission model occupies the entire automobile market, and the sales of manual transmission models are getting worse and worse, mainly because the manual transmission model is very inconvenient to drive on the urban road, if you encounter traffic jams, many drivers will be tired and lie down, because you need to constantly step on the clutch and change gears, which is why many people do not like manual transmission models. <>
However, I think the manual transmission model is very good, because the manual transmission model gives people very strong handling, and the failure rate of the manual transmission is also very low, and the maintenance cost is also very low, so those who know the car have driven the manual transmission model. But it's not that those who don't know how to drive a car haven't driven a manual transmission model, it's that I personally think that manual transmission models are more skilled and more fun to drive.
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The speed of different cars is completely different, if it is the second gear to change the third gear, it is about 35 miles, if it is 45 miles, it should be changed to the fourth gear, and the speed should be increased by 15 per hour for each shift.
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The speed is 15 kilometers per hour, because the speed of each gear is different, so it is also increased according to the actual situation.
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The speed of gear changes should be kept within 30 km/h, so that the car can change gears more smoothly.
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Do not exceed 2500 rpm, which can extend the life of the car's software, make the car work better, and the car needs to be maintained.
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Try to choose a gear at low speed, the higher the speed, because this has a certain protective effect on the car, and it can also make the speed faster.
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My own car is also a manual transmission car, and I have been with the author for more than ten years, so I have some experience with the question raised by the subject. Manual transmission cars correspond to a speed range per gear, not a certain speed value. For example, in a car with a five-speed manual gearbox, first gear is for the start; 2 gears correspond to a speed of 5-20k m h; The speed corresponding to the third gear is 20-40km h; 4th gear corresponds to a speed of 40-60km h; The 5th gear corresponds to a speed of 60-100km/h, or the top speed.
Gear shifting is based on the rotational speed of the engine, and the speed of the vehicle increases because the engine is combined with the drive mechanism in various gears to continuously drive the vehicle to increase speed.
Of course, you can also judge when and how many gears to use according to the speed, but the timing of the gear shift still depends on the engine speed. Generally, 2000-2200 rpm is more suitable to step on the clutch to complete the gear shift. It should be said that the gear shift is more comfortable, and there will be no tooth loss or gear shifting.
Especially when you have an old driver in the car, the old driver can't help but nag you. Why don't you shift gears? How many gears should I hang?
How many gears should I hang? I don't want to downshift when the speed is so low, and I don't want to upshift when it's so loud? The preaching of the old driver makes many novices even more confused.
I don't really know what the right gear selection is. At the same time, it should be noted that, in principle, the minimum speed of each gear is the speed at which the current gear is idling, and the author will further analyze the meaning of this sentence. We all know that the power output of the engine of a fuel vehicle is transmitted to the drive wheels through the transmission system.
If the engine revs fast, the natural speed will be faster. If the engine revs slowly, the natural rev will be slower. Let's say you're in 2nd gear and the minimum idle speed is 10kmh, then if you're in 2nd gear and the speed is less than 10kmh, the engine speed will be forced to slow down, which will most likely cause your engine to stall.
So in principle, the lowest speed of each gear is the speed of the current gear at idle. Just step on the clutch, first gear, step on the throttle, and watch the rev reach about 2000 rpm. The speed at this point is about 15 kilometers per hour.
Then press the clutch at this time, shift into second gear, and then release the clutch. Then step on the throttle to bring the rev to around 2000-2200 rpm. At this time, the speed has reached about 25 kilometers per hour.
At this time, step on the accelerator, shift to third gear, and release the clutch. Then step on the throttle to bring the rev to around 2000-2200 rpm. At this time, the speed can reach about 35 kilometers, and then change to fourth gear.
Then press the throttle until the revs are around 2000-2200 rpm. The speed at this point is about 50 kilometers per hour. Then step on the throttle to around 2000-2200 rpm.
It's time to shift to 5th gear and reach the highest gear. Usually the speed at this time is 60 kilometers per hour.
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Different gears have different requirements for speed, generally the first gear is the starting speed, and the speed is generally 0-5km h; The speed of the second gear corresponds to 5-20km h; The speed of the third gear corresponds to 20-40km h; The fourth gear corresponds to a speed of 40-60 km/h.
<> when the speed corresponds to the gear, the car runs at its best, and the thermal efficiency of fuel oil is the highest. If the speed is not compatible with the gear, there is a phenomenon such as high-speed gear and low-speed high-end, which will not only increase fuel consumption, but also bring damage to the engine and transmission, and cause irreversible damage to the vehicle, so the car must keep the gear and speed match during driving.
In addition to mastering the timing of gear shifts as soon as possible, beginners are also very skilled in gear shift gesturesGear, five fingers together, grasp the ball of the block, and use the forearm to drive the hand to hang the gear. Pay attention to the power to be gentle and slow when hanging gear, don't be too hard, so as not to hang on other gears, the gear must stop in neutral gear, if you hang the wrong gear, don't be nervous, you can return to the original gear and then change.
At the same time, it should also be noted that, in principle, the minimum speed of each gear is the speed at which the current gear is idling, and the author will further analyze the meaning of this sentence. We all know that the power output of the fuel vehicle engine is transmitted to the drive wheels through the transmission system, and if the engine speed is fast, the natural speed will be faster; If the engine revs slowly, then the natural speed will also be slower.
Suppose you are in 2nd gear and the minimum speed of the vehicle idling is 10km/h, then if you are in 2nd gear and the speed is less than 10kmh, then the engine speed will be forced to be pulled down, which is likely to cause your engine to stall. So, in principle, the minimum speed of each gear is the speed at which the current gear is idling. Different shifts have different speed requirements, for example, the speed of changing from 1st gear to 2nd gear is generally 20kmh, and the speed of shifting from 3rd gear to 4th gear is 40-60kmh.
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This gear should be used when the vehicle is in a normal start or when climbing a very steep slope, usually the speed is controlled at about 15 kilometers per hour, and the speed reaches 20 yards to shift into 2nd gear. Shift gears between 2000-2500 rpm. Always press the clutch all the way down when shifting gears.
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Shift gears every 20 miles. The lowest gear is 0-20 miles, and after 20 miles, you can change the second gear, and so on.
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When the speed of the car reaches 10, you can shift from 1st to 2nd gear, and when it reaches 20, you can change from 2nd to 3rd gear.
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First of all, the speed of the first gear is 0-20 km x hour, and when the speed reaches 20 km h, it is necessary to shift to the second gear.
The speed of the second gear is 20-35 km/h, and when the speed reaches 30 km/h, it is necessary to shift to the third gear.
The speed of 3rd gear is 35-50 km/h, and when the speed reaches 40 km/h, you have to shift to 4th gear.
The speed of the 4th gear is 45-60 km/h, and when the speed reaches 50 km/h, it is necessary to shift to 5th gear.
The speed of the 5th gear is more than 55 km/h.
Then when slowing down and downshifting, shift from 5th gear to 4th gear and not higher than 70 km/h, shift from 4th gear to 3rd gear and not higher than 55 kmh, change from 3rd gear to 2nd gear and not higher than 35kmh from 2nd gear to 1st gear.
The vehicle needs to be in low gear to ensure that the vehicle has enough power to continue going uphill.
The vehicle continues to go downhill in 2nd or 3rd gear to ensure that the vehicle does not go too fast.
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Look ahead when driving, don't look at your watch. Shifting gears depends on skill and feeling, as long as the engine doesn't shake after shifting, it's right.
Downshifting doesn't need to be downshifted, you can directly downgrade to the gear you want to downshift. >>>More
Of course, you have to step on the clutch after the manual transmission car runs, otherwise it will damage the gears of the transmission. >>>More
In fact, whether it is a manual transmission or an automatic transmission, the one that really suits you is the most rational choice. >>>More
The manual transmission car has to change its own gears, the automatic car does not need to shift, only use the refueling brake, it is convenient to drive, the automatic transmission of the car is a little expensive to maintain, and the fuel consumption will be a little more than the hand transmission. Overall it's good. The manual transmission is more fun to drive, and women like the automatic transmission with more points.
According to the number of years you described, if the mileage of the new Focus does not exceed 50,000 kilometers, there are no accidents, the appearance is neat, the interior is clean and tidy, the systems are working normally, and the procedures are complete, it will be sold to the second-hand car company for about 10,000 yuan, and directly sold to individual customers, about 70,000 yuan. The Classic Focus is about 10,000 yuan lower. Hope it helps, I wish you a pleasant stay.