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Liqui MOLY engine oil is better, this engine oil is a base oil of Class IV PAO, with good anti-recession ability, maintenance mileage can reach 15,000 kilometers, engine protection is quite OK, the car is very good to drive, and the experience is very good.
Features: Environmental protection: LIQUI MOLY products meet the European environmental protection standards, meet the most stringent German environmental protection standards in the world, and compared with other products around the world, its products do not contain chloride ingredients that are harmful to the human body.
Efficient: Regular maintenance of various systems of the car can play the best role in protection, keep the systems running normally, and extend the service life of the vehicle.
1) "Vehicle" means motor vehicle and non-motor vehicle.
2) "Motor vehicle" refers to a wheeled vehicle that is driven or towed by a power unit and driven on the road for personnel or for transporting goods and carrying out special engineering operations.
3) "Non-motorized vehicles" refers to vehicles driven by human or animal power and driven on the road, as well as motorized wheelchairs for the disabled, electric bicycles and other vehicles that are driven by power units but have a design maximum speed, empty mass and external dimensions that meet the relevant national standards.
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G T Magic Red Engine Oil, This engine oil is a base oil of Class IV PAO, with good anti-recession ability, maintenance mileage can reach 15,000 kilometers, engine protection is quite OK, the car is very good to drive, and the experience is very good.
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Use a less viscous oil to keep the oil path clear. For example, in the high temperature season or under the condition of severe engine wear, the selection of high viscosity oil is conducive to the formation of oil film and reduces engine wear.
1.Fully synthetic engine oil: Fully synthetic engine oil has better high and low temperature performance, longer oil change interval and is suitable for more severe car conditions, suitable for luxury high-performance vehicles, and is replaced at about 10,000-12,000 kilometers.
2.Semi-synthetic engine oil: The replacement cycle of semi-synthetic engine oil is generally about 8000-10000 kilometers, and the performance is moderate.
3.Mineral oil: This type of oil generally needs to be replaced after about 5000 kilometers.
Try to choose multi-grade oil, multi-grade oil has a better protection effect on the engine due to saving, long life and high efficiency. Based on the characteristics of multi-grade oil, premature blackening and oil pressure may be smaller than that of ordinary oil during use, which is normal.
1.Engine oil, that is, engine lubricating oil, can lubricate and reduce friction, assist cooling and cooling, seal leakage, rust and corrosion, shock absorption and cushioning for the engine. It is known as the "blood" of automobiles.
2.Engine oil is made up of two parts: base oil and additives. Base oil is the main component of lubricating oil, which determines the basic properties of lubricating oil, and additives can make up for and improve the shortcomings of base oil performance, give some new properties, and are an important part of lubricating oil.
3.The 5W W-30 and so on in the engine oil indicate the viscosity grade of the engine oil, which is the SAE grade. "W" means winter.
The smaller the number in front of w, the smaller its low temperature viscosity, the better the low temperature fluidity, and the lower the applicable minimum temperature. The number after w does refer to the viscosity of the oil at 100 degrees Celsius, and the higher the number, the more viscous the oil. The following figures mainly refer to the index of the high temperature resistance of the oil, and the better the protection performance at high temperatures.
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Volkswagen Lavida mineral oil will do. If you take care of the car, you can also choose semi-synthetic engine oil or fully synthetic engine oil, which is much higher. In the case of short service intervals, mineral oil is sufficient.
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Volkswagen Lavida can use Volkswagen's special 5W40 engine oil, and 4L engine oil is usually added for 5000 kilometers of maintenance. For Lavida's self-priming engine, it is best to use 5w40 engine oil as well. Compared with 5w30 and 5w40, 5w40 has the same low-temperature fluidity, but different high-temperature properties.
5w40 has better high temperature protection and sealing performance. According to the structure and operating state of Lavida self-priming engine, better cooling and lubrication of the internal components of the engine with higher viscosity are required.
Lavida has a self-aspirated engine and a turbocharged engine. Due to the different engine structures, the oil requirements for these two engines are also different.
Naturally aspirated engines have average oil quality requirements, mineral oil and semi-synthetic oil can be used, and fully synthetic oil can be used for large budgets. Compared with the self-priming engine, the internal parts of the turbocharged engine are more precise, the working conditions are more complex, the oil performance requirements are higher, the oil flow is better, and it is best to use fully synthetic engine oil.
The extremely stable molecular structure of synthetic engine oil makes the oil have super oxidation stability and extraordinary wear resistance, effectively prolonging the service life of the engine. Most of the products on the market labeled with synthetic oil have a PAO content of less than 12%. In synthetic engine oils, 100% PAO (poly-olefin poly; - olefins) are prepared from base oils and additives.
Road tests in the laboratory have shown that synthetic motor oils achieve the ideal combination of viscosity, lubricity, volatility and cleanliness to maximize engine protection and minimize friction and fuel consumption. This is because too much lubricating oil can enter the combustion chamber through the gap between the cylinder and the piston, and carbon deposits are formed by combustion. If it falls into the cylinder, it will aggravate the wear of the cylinder and piston, and accelerate the contamination of the lubricating oil.
For the choice of lubricant brand, which requires long-term use of lubricant, Mobil lubricants can be used. Pay attention to the cleanliness of the oil, you can use Shell oil; If you need a lubricant with strong film toughness, you can choose Castrol. For example, turbocharged engines are prone to carbon build-up at high speeds, so you can use Shell synthetic engine oil, which has a strong cleaning ability.
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The car is suitable for fully synthetic engine oil, the performance of fully synthetic engine oil is very good, the fluidity is excellent, whether it is a cold start in winter or a high temperature resistance in summer, and the oil change interval is long, which can protect the engine to the greatest extent.
If you are a normal turbocharged car, then using the original engine oil is enough. However, because the working speed of the turbocharger is too high, any ball bearing can not withstand the strength of 100,000 revolutions per minute, so the main shaft is not connected by the ball bearing and the turbine body, but adopts a floating design, the main shaft is floating in the oil, and the extremely narrow space between the turbine body and the main shaft is filled with flowing oil, which not only plays the role of lubrication, but also can take away impurities between the main shaft and the turbine and play a role in heat dissipation. At this time, there will be a problem of oil burning, that is, the turbine damage mentioned earlier.
Fully synthetic engine oil is relatively rare, with better lubrication and heat dissipation, and when the turbine speed is increased, this thinner oil can flow 100% to the lubricated area, so there are no problems mentioned above.
The role of motor oil:
The engine is the heart of the car, and there are many metal surfaces in the engine that rub against each other, and these parts move fast, the environment is poor, and the operating temperature can reach 400°C to 600°C. Under such harsh working conditions, only qualified lubricating oil can reduce the wear of engine parts and prolong the service life, so what requirements should qualified lubricating oil meet? In other words, what are the six functions of lubricating oil?
1. Lubrication and wear reduction: between the piston and the cylinder, between the spindle and the bearing, there is a fast relative sliding, to prevent the parts from wearing too quickly, it is necessary to establish an oil film between the two sliding surfaces. An oil film of sufficient thickness separates the surface of the relatively sliding part to reduce wear.
2. Cooling and cooling: The oil can bring the heat back to the oil tank and then dissipate it into the air to help the water tank cool the engine.
3. Cleaning and cleaning: good engine oil can bring carbide, sludge and wear metal particles on the engine parts back to the oil tank through circulation, and wash the dirt generated on the working surface of the parts through the flow of lubricating oil.
4. Sealing and leak-proof: The oil can form a sealing ring between the piston ring and the piston to reduce gas leakage and prevent external pollutants from entering.
5. Anti-rust and anti-corrosion: lubricating oil can be absorbed on the surface of parts to prevent water, air, acidic substances and harmful gases from contacting parts.
6. Shock absorption and buffering: when the pressure of the engine cylinder port rises sharply, the load on the piston, piston chips, connecting rod and crankshaft bearing is suddenly aggravated, and the load is transmitted and lubricated by the bearing, so that the impact load bears plays a buffering role.
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Hello! You can choose Mobil or Castrol brand engine oil, which has good lubrication performance and strong anti-wear performance! Less noise! Hope it helps!
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Volkswagen is suitable for oils with a higher viscosity. It is more suitable to use the 40 mark Great Wall J700U SN 5W-40
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Hello, Castrol Magnet is suitable! All brands have their own characteristics. Castrol is protected.
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Volkswagen, don't think about it, you can choose Castrol magnetic protection directly, and it is too luxurious to use extreme protection.
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Hello, the use of Castrol Magnetic Synthetic Motor Oil is suitable.
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Hello friends, you are recommended to use Castrol EXTREME, or Mobil No. 1, these two engine oils are the best engine oils on the market, and the oil quality is very good. It is recommended that you use fully synthetic engine oil and change it once every 10,000 kilometers. I hope my answers will help you, and if you have any questions, you can always contact me.
BBA Mercedes-Benz BMW Audi Maintenance wishes you a happy life, all the best, and a lot of money!
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Mobil. Castrol. Shell. Both.
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Volkswagen Lavida uses 5w40 fully synthetic engine oil, the oil consumption is 5 liters, and the replacement cycle is 10,000 kilometers. Before changing the oil, the engine should be turned off for half an hour, and the remaining oil should flow back to the oil pan from the cylinder wall to avoid being unclean.
The choice of oil should be based on the requirements of the engine, and it is not necessary to use an overly high-grade oil on a less demanding engine, nor should a lower grade oil be used on a more demanding engine. If the engine is in good condition and the temperature is low in season, a stool with low viscosity such as oil should be used as much as possible to keep the oil path smooth. For example, in the high temperature season or under the condition of severe engine wear, the selection of high viscosity engine oil is conducive to the formation of oil film and reduces the wear of the engine.
Different engine oils should not be mixed, if the medium and high-grade engine oil is replaced with ordinary engine oil, the original organic oil should be put clean first, and the lubrication system should be cleaned, and it should not be mixed. The amount of oil added should be slightly lower than the highest scale on the dipstick and should not be overfilled. Excessive addition has a bad consequence, too much oil will increase the rotational resistance of the crankshaft, reduce the output power of the engine, and excess oil will enter the combustion chamber to participate in combustion.
If the new car is driven in the city, it is okay to use the 30 mark. If there are many high-speed or intense driving situations, you can change it to a 40 mark, I am commuting to work in the city, and now I use 0W30 G T magic red oil, four types of PAO base oil, fluidity and protection are very good, the urban start is very fast, the high temperature resistance is also very good, and there is no problem with long-term high speed, which is much better than the previous engine oil.
You should still use the original engine oil, semi-synthetic, the quality is not very good, there is no problem with running the city normally, but the engine temperature and pressure at high speed are much higher than normal, and you are still a Volkswagen EA211 engine, the quality of the oil is higher, the semi-synthetic can not meet the requirements, thinning, the power is naturally poor, mine is with the original factory ran a trip to high speed, uncomfortable to death, when the maintenance is directly replaced with German GT oil, high quality, On New Year's Day, I went back to my hometown, the high-speed power is very full, as long as the oil speed is raised, there is no feeling of meat after the speed starts in winter, and the start in the morning is much smoother than before.
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