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Need. Warm up for 20-30 seconds after starting the cold car, then drive slowly for 3-5 minutes. Preheat the machine before it allows the oil to get where it should be inside the machine. Slow driving preheats the gearbox, so that the transmission oil fully reaches all parts.
However, it is still recommended to warm up the car for a minute or two, so that it is not likely to hurt the car. You'll be ready to drive after a minute or two of heat, but do so slowly and don't rush the gas. After driving for two or three kilometers, it will be normal driving. In the afternoon, if you don't stop for a long time, you don't need to warm up the car.
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What season to heat up the car, the hot car is not to let the temperature of the car rise, but to let the lubrication system fully work, just like we do a warm up before strenuous exercise, full hot car will make the various parts of the car more flexible. However, when the outside temperature is low, the heating time should be correspondingly longer, so that the oil can fully lubricate the various parts.
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A hot car is the key to getting into gear! The wear and tear of a cold car is much more than that of a hot car, because the various working components on the car do not enter the normal working state (such as: engine oil), the viscosity of the oil, the temperature of the intake air, and the temperature of the water will affect the service life of the car!
Therefore, it is very necessary to warm up the car. In winter, it usually takes 5 minutes, and in summer, it takes 2 minutes!
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Be sure to warm up the car. Generally, it is better to warm up the train in 50 seconds --- 2 minutes
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Yes, about 10 seconds is the best, too long time will increase fuel consumption, but also increase the wear of the engine, shorten its service life.
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It's definitely not needed, what age is it, and the current machine is good.
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It depends on what kind of car you have and where you put it, if the temperature outside is low, it will be hot
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What age is it now?
No, you don't. As long as you start and drive slowly for a few minutes, it is generally necessary to slowly drive out of the parking area and drive normally on the road.
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If you need to warm up the car, it usually takes about 5 minutes.
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In winter, it's usually three to five minutes, and of course two to three minutes is fine, but I recommend three to five minutes.
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A hot car is definitely needed, the car is parked for a long time, and the oil flows back into the oil pan.
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It's the same in any season, and you have to wait until the high idle speed comes down before you can start.
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Idle for 2 minutes. Promote the good run-in between each component and the oil. Reduced parts wastage.
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It is best to warm up the car for 1 minute.
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It is necessary to warm up the car in winter, especially for car owners in the north, many people know to warm up the car, but they don't know why to warm the car. In fact, the main reason for a hot car is that after the car is parked for a long time, the oil in the engine flows back into the oil pan in the lower part of the engine.
Therefore, after ignition, the upper part of the engine is in a state of lack of lubrication without oil, and it is about 30 seconds after starting that the oil pump will be used to transport the oil to the pistons, connecting rods and crankshafts that need to be lubricated most in the engine.
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A hot car is needed for the following reasons:
The ideal working temperature of the engine is generally above 90 degrees, too high and too low are not good, there is not a water temperature gauge on the car, which can reflect the temperature of the engine. In winter, because the outside temperature is cold, the engine needs to run for a while to reach the ideal operating temperature, so the car needs to be hot.
Starting an engine at a low temperature can lead to the following problems: insufficient engine output due to uneven mixing ratio; At low temperature, the fuel oil with insufficient atomization cannot be fully combusted, and it is easy to form carbon deposits; Some gasoline is not atomized, and will flow directly into the crankcase along the cylinder wall to mix with the oil, reducing the quality of the oil.
Hot car method] Hot car is a special thing. Generally speaking, the idle speed of the newly started car is quite high, do not drive immediately after the car starts, let the car idle naturally until the water temperature starts to rise, and then start walking after the idle speed returns to the normal level. Anxious car owners should not think that stepping on the accelerator can shorten the warm-up time, on the contrary, it not only costs fuel, but also causes great damage to the engine.
Of course, the longer the time to heat the car in situ, the better, and the engine is useless and wastes fuel for a long time, which is not conducive to environmental protection. Under normal circumstances, it is advisable for low-end cars to be able to idle normally, and they can basically drive from high idle to about 800rpm. For some cars with special instructions in the manual, it is also possible to warm up the car by slowly hitting the road at a moderate speed after about 30 to 40 seconds after the engine starts, and then accelerating after the temperature indicator rises.
What needs to be noted here is that if it is a new car that does not have a run-in period, special attention should be paid to the method of heating the car, otherwise the damage caused will be irreparable. If it is not specifically stated in the manual, it is best to consult the manufacturer.
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I've been driving the car myself for 8 years and I'll give you a little advice. Today's cars are EFI, so there is no need to warm up the car for a long time. You can drive in 30 seconds to 1 minute when you start, but it should be noted that you can drive at a speed of 20-30 for the first 1 minute, and then drive at a normal speed after 1 minute, which is the best.
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Due to the lower temperature in winter, it is necessary to warm up the car after it is started. Because the car has been parked for a long time, the oil in the engine flows back into the oil pan in the lower part of the engine. Therefore, after ignition, the upper part of the engine is in a state of lack of oil and lubrication, and it is only about 30 seconds after starting that the oil pump is running that the oil is transported to the pistons, connecting rods, crankshafts and other parts of the engine that need lubrication the most
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What do you want, the oil has poor fluidity in winter. I usually wait for the idle speed to stabilize before turning it on. Heating up the car for too long also hurts the car and costs fuel.
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To heat up the car, it should be said that it is not called a hot car but starts the engine.
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A hot car is definitely needed, the car is parked for a long time, and the oil flows back into the oil pan.
Yes, generally speaking, cold start refers to starting the engine at close to the ambient temperature after a long period of shutdown. This is also the so-called "hot car", and the process of "hot car" after the cold car starts is actually the process of waiting for the speed to come down, because the moment of cold start, the speed must be very high, with the slow decline of the speed, the car is also slowly "hot" up, so that it is correct to drive, in fact, about 30 seconds after the car starts, the normal parameter signals of the sensors of the various parts of the engine can be collected and completed, so as to reflect the normal working state environment in the control module, so that the control of fuel injection is more accurate. >>>More
The weather is cold and you definitely need a hot car, generally, it takes 2 to 3 minutes to warm the car, and I am very happy to help you
1. It is best to warm up the car within 3 minutes before driving in winter. >>>More
If the temperature is not below -15 degrees, there is no need to heat up the car. In winter, remember to warm up the car in situ.
Misleading.!Proper preheating allows the engine to be fully lubricated and run well. >>>More