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How to brake correctly in snowy days?
When driving in the snow, don't slam on the accelerator when the vehicle starts. If you refuel too hard, the vehicle will slip and crash. Try to start the engine at idle speed and refuel slowly after starting. When driving in a straight line, keep a sufficient braking distance from the vehicle in front. If you encounter an abnormality ahead, you should downshift first, and don't brake too fast.
When the vehicle slows down, lightly step on the brakes and smoothly shift to a lower gear when turning. Don't rush for success. Try to increase the turning radius and reduce the front wheel side slip. Observe the intersection or sidewalk first and reserve the braking distance in advance. Sometimes pedestrians, bicycles and electric cars who walk alone may hit the car.
Because of the low friction coefficient of snow, the snow between the tire and the ground melts due to extrusion, and the melted water sticks to the ice, which can be said to be like suspending a car on the road. At this time, when stepping on the brakes, the strength should be controlled in the "sticking edge", that is, the brakes will slip if they are stepped on deeply.
Only when the tire is stuck on the ice and snow road surface can the braking function be exerted to the maximum extent. Some car owners turn on the heater switch directly after starting the car, which is wrong. When the temperature reaches 90 degrees or close to 90 degrees, start the engine, and the blowing wind is warm air.
When the car is parked in the outdoor parking lot, the snow on the surface of the car body must be cleaned first, otherwise the snow will fly with the wind during driving, which will affect the safety of the car behind. If the snow layer freezes, it is only necessary to remove the floating snow layer on the surface, mainly by removing the window glass, blowing the air outlet of the front windshield with hot air, cleaning the front windshield and driving the left and right glasses.
When the snow freezes, don't use the wiper to clean it, it will burn out the wiper motor or wiper insurance. When it snows, use the windshield wiper that is about to melt. The road is slippery after snow, and braking on the inside of the curve will cause the vehicle to slip. Please brake when the vehicle continues to go straight.
At present, most models have ABS, just press the pedal hard, but pay attention to the tread pattern and tire pressure of the four wheels are the same, so that ABS can be in the best working condition. The front and rear wheels are different, and the computer will get confused. Please don't panic if your car doesn't have ABS.
When you need emergency braking, you can step on the brake continuously, which is called point braking. For vehicles without ABS, do not brake with one foot. First, try to avoid using brakes, but slow down the vehicle through engine braking, which can reduce the possibility of wheel locking.
However, it should be noted that it is not that engine braking will not cause side slip. If you forcibly downshift to a low gear at high speed, the wheel speed of the driving wheel will also drop rapidly. So at this time, the wheel speed should be lower and matched, so that sliding friction will occur on the ground.
At this time, even if the wheel is not locked, it has already slipped between the wheel and the ground, and side slip is inevitable. Therefore, the use of engine braking should be gradual, release the throttle and shift to low gear, and lift the clutch gently. If you need to brake to slow down, control the strength when you step on the brakes, and don't step on the brakes.
Slipping, sideslip, long braking distance and non-stop on icy roads are all caused by one reason, that is, the adhesion of the car is not enough. When the car is driving on the icy road, if it refuels, the driving force of the car will be greater than the adhesion, and the tires will slip.
If you brake suddenly, the adhesion to the ground is not enough to provide enough braking force, so the braking distance will be limited and will be very long; During braking, if a lateral force is applied, the vehicle will slide to one side, resulting in side slip. The correct treatment should be to put on the brake and use the braking force of the engine itself to slow down the vehicle.
For example, the car is running in fourth gear now. If you need to slow down, you should quickly shift to second gear. At this time, the engine speed will rise rapidly, and the wheels will drive the engine to rotate. The braking force of the engine itself will reduce the wheel speed, thus accelerating the vehicle. Generally speaking, when driving in winter, you should pay more attention to the distance from the car in front. If the brakes don't work properly, enough distance will avoid collision with the vehicle in front.
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