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Why can't I slide in neutral when driving?
I guess you were fooled when you looked at Bian Xiao and said that gap skating was illegal. Why is it illegal to drive a vehicle by inertia? Because the gap is very dangerous in some cases, according to the Road Traffic Safety Law of the People's Republic of China, it is illegal to slide downhill and gap after flameout. Because the downhill speed is very fast, if you slide in neutral at this time, there will be no gear deceleration, which will only consume more braking and may also cause side slip. Therefore, in order to reduce accidents, these regulations are formulated.
Then some people will say, isn't it enough to keep neutral on a flat road when going downhill?
The answer is no, even on the flat ground, don't slide in empty blocks. Because neutral will cut off the connection between the transmission system and the engine, the car can only stop by braking, which undoubtedly greatly aggravates the brake wear. Serious wear and tear will even lead to overheating of the braking system and damage the braking performance, which is very dangerous for cars.
Actually, gear is faster than neutral. Anyone who drives a manual transmission has experience. When you drive very fast, the speed of downshifting will suddenly drop. Because after the engine and transmission system are combined, downshifting will immediately reduce the output power and speed. This is the origin of "engine braking". We can usually use this method to slow down together with the brakes, which is much better than simply grinding the brakes.
Idle taxiing and fuel saving are a joke.
Many car owners think that sliding in neutral can save fuel, but in fact, this operation not only can't save fuel, but also consumes a lot of fuel. Why do you say that? Because in the carburetor era, cars use mechanical control of fuel injection, and neutral sliding can help vehicles save fuel. However, the current vehicles are all electronically controlled fuel injection, and the situation is just the opposite.
At present, electronically controlled fuel injection mainly depends on the signals given by throttle position sensor and crankshaft speed sensor, and the fuel injection quantity is judged by computer. According to the setting of the general vehicle engine computer, when the vehicle slides in gear, the fuel pump will be ordered to suspend fuel supply. When we slide in neutral, the engine computer will think that the car is idling and continue to inject fuel into the cylinder through the above two sensors. Therefore, this part of the fuel is wasted. It can be seen that as far as the current vehicles are concerned, neutral is a fuel-saving joke.
Of course, if it is a large truck or bus with heavy vehicle weight, it is not as flexible as a small car because of its own gravity and long braking distance. If you use the gap to slide, it is easy to cause serious accidents. Therefore, here, it is even more important to remind drivers and friends with driver's licenses A 1B 1A3!
In the textbook "Safe Driving from Here" A/KOOC-0/B/KOOC-0/A3, the page/KOOC-0/6/KOOC-0/emphasizes the harm of "neutral taxi".
After reading the above analysis, do you still think the neutral position is good? We shouldn't do such a dangerous and expensive operation. Finally, one thing to remind car owners is that many novice drivers like to step on the clutch frequently. As we all know, sliding on the clutch has the same effect as sliding in neutral, which will cut off the connection between the engine and the transmission system. Therefore, novice drivers must get rid of the habit of frequently stepping on the clutch as soon as possible in order to drive the vehicle more safely.
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