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Causes and solutions; 1. The owner should replace the valve oil seal of the vehicle in time to ensure the valve tightness. The valve oil seal will be aged and seriously worn out after long-term use, and the vehicle with a longer service life or more kilometers is more likely to burn engine oil; 2. The oil with appropriate viscosity can increase the tightness between the engine piston and the cylinder wall, and the use of this oil can alleviate the phenomenon of oil burning, but it cannot be completely eliminated;
3. Replace the piston ring of the car, and regularly clean the carbon of the surface area of the piston ring;
4. Check the oil ruler frequently, and the scale of the oil ruler is generally added to the best between 4 and 5, that is, eighty percent of the position, too much or too little. In addition, regularly replace the oil and oil filter spare parts according to the requirements of the product manual; 5. Choose high-end or high-quality engine oil, especially for engines with turbochargers, because its higher operating temperature and higher oil requirements. Choose an oil with a low volatility rate, as oil volatilization can also cause the car to burn oil.
In addition, choosing a fully synthetic engine oil can greatly reduce the phenomenon of burning engine oil;
6. Develop good driving habits, especially for new cars during the run-in period, the speed should not exceed 90 kilometers per hour, and the engine speed should not exceed three-quarters of the maximum speed.
Through the above methods can solve the phenomenon of engine oil burning, the owner should avoid the above wrong methods in daily maintenance, and prolong the service life of the engine.
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Vehicle engine burns oil:
1. Repair or replace the EGR valve.
2. Replace valves, valve seals, valve guides, etc.
3. Replace the cylinder head gasket.
4. Engine maintenance, replacement of pistons, piston rings, cylinder liners, etc.
There are four types of engine oil burning:
1. The EGR valve is damaged, and the oil exhaust gas of the engine enters the combustion chamber, causing the oil to burn. Judgment method: Remove the air intake pipe and check whether there is obvious oil stain near the EGR valve. Solution: Repair or replace the EGR valve.
2. The gap between the engine valve and the valve guide is too large or the valve oil seal is aging and the seal is not tight, so that the oil enters the combustion chamber from the valve position, resulting in oil burning. Inspection method: Open the oil filler cap to check whether there is blue gas spraying, if there is air leakage; None good.
Solution: Replace valves, valve seals, valve guides, etc.
3. The engine cylinder head gasket burns through, causing the oil to leak into the combustion chamber from the oil channel, thereby burning the oil. Judging method: remove the spark plug and check the cylinder pressure, if the air pressure of the adjacent two cylinders is similar and the air pressure is lower than the standard value, there is a cylinder string, which may cause oil leakage.
Solution: Replace the head gasket.
4. The gap between the piston, piston ring and the cylinder wall is too large, causing the oil to enter the combustion chamber for combustion. Judgment method: pull out the oil dipstick and observe whether there is a blue gas spray at the mouth of the oil dipstick.
Yes, burn the engine oil; None, do not burn engine oil. Solution: Engine repair, replacement of pistons, piston rings, cylinder liners, etc.
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There are four common reasons for burning engine oil.
1.If you don't clean the oil circuit for a long time or don't do effective oil circuit cleaning, detergents are used at will, and using detergents and effective detergents are two different things;
2.The antifreeze replacement cycle is too long or not changed at all;
3.The oil change interval is too long;
4.Long-term or often short-distance driving.
The above four points of the vehicle that burns engine oil must be occupied by one or three points.
Precautionary measures for burning engine oil:
1. Use high-quality engine oil
Engine oil is very easy to corrode and age in a long-term high temperature state, resulting in the oil film becoming thinner, and it is easier to escape to the combustion chamber to participate in combustion, so the use of high-quality engine oil can greatly delay this phenomenon.
2. Pay attention to the cleanliness of the fuel circuit
Carbon deposition is indispensable in the combustion process, and carbon deposition is the root cause of some automobile failures, such as the aging of valve seals, piston wall clearance, etc., which are directly or indirectly related to the formation of carbon deposition, so keeping the fuel oil circuit clean is of great help to prevent burning engine oil, of course, this needs to be done with the help of high-quality fuel additives.
3. With the help of external forces
Considering the relationship between domestic oil products, it is necessary to use high-quality engine oil and (PNF) fuel additives to achieve, which is also the key to solving the problem of burning engine oil without dismantling and repair.
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Most of the cars on the market now burn engine oil, and most of them are French cars, German cars, and BMW cars.
The main reason for burning engine oilIt is the problem with the fittings, the wastegas valve, the valve seal, the cylinder pulling the cylinder, and the cylinder pressure is insufficient.
It is a long-term unclean oil circuit, the antifreeze is not replaced in time, the oil service life is too long, the piston ring is stuck, and the more common situation is that the piston ring is stuck.
Causes of piston ring seizureStagnation starts from the oil circuit, the oil bears the temperature at 110 degrees, and the high temperature caused by the long-term unclean oil circuit makes the oil at a temperature of 120 degrees or higher for a long time, so that the oil will fail in advance, the small hole of the oil ring is very small, and the oil inside will be dried and scabbed for a long time, and a cylinder stuck is a liter of oil for 5000 kilometers, at this time, the working conditions of other cylinders will also begin to be bad, and soon the 4 cylinders are stuck, and it will become a liter of oil for 1000 kilometers or even hundreds of kilometers. Therefore, in order to solve the problem, we must start from the root oil circuit, which is the way to remove the root.
First of all, you first determine the reason for burning the engine oil, if there is a problem with the accessories to replace, if the piston ring is stuck, you must pay attention to cleaning the oil circuit, even if the oil is burned, it doesn't matter, there are many examples of using repair agents to treat the oil burning, some riders have shared the use of repair agents to treat the oil burning, you can refer to it, I hope it can help you.
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1. The gap between the piston and the cylinder wall is too large, resulting in the splashed oil running to the combustion chamber as the piston moves up and down.
2. The viscosity of the oil is too low, and the lubrication effect is not good, which aggravates the wear of the piston ring, resulting in upward channeling and volatilization.
3. The piston ring is worn, or the counterpart position is reversed during packaging.
4. The vent of the crankcase is blocked, resulting in excessive oil pressure, increased backflow resistance, and carbon deposition caused by staying on the inner wall of the cylinder for a long time.
5. The valve oil seal is aging and failing, and under the influence of the vacuum degree of the intake pipe, the oil enters the cylinder from the gap between the valve stem and the duct hole for combustion.
6. If the amount of oil is filled too much, it will also flow into the combustion chamber, resulting in the phenomenon of burning engine oil.
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Causes of burning engine oil: 1. Burning engine oil in a cold car: When the temperature of the car is not completely warmed up, the engine exhaust pipe emits a lot of blue smoke, but it is normal after the car is heated.
This phenomenon is caused by the aging of the valve oil seal. Due to the decrease in temperature, the valve oil seal of the rubber substance becomes stiff and cannot be completely sealed, and the oil leaks from the valve into the combustion chamber for combustion.
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Choice of oil.
Engine oil is essential for a vehicle's engine, not only to lubricate, but also to clean, cool, prevent rust, seal, and more. If the vehicle has a slight burn of engine oil, using a better quality engine oil can effectively alleviate it. In addition, too low or too high oil viscosity will cause poor engine lubrication, increase the wear of piston rings and cylinder walls, and reduce sealing performance, which will burn the engine oil.
When we choose high-quality engine oil to increase lubrication, reducing the wear and tear of the engine during operation can effectively alleviate the problem of burning engine oil.
Choose a viscous oil for older vehicles.
Increasing viscosity oils, such as 10w-40 or even 10w-50, these viscous oils can increase the tightness of the cylinder. This can not only increase the power a little, but also alleviate the situation of slight oil burning in old vehicles.
Selection of machine filters.
The oil filter (oil grid) must be selected with guaranteed quality, because the main function of the oil filter is to remove impurities such as dust, metal particles, carbon precipitates and soot particles in the oil to protect the engine. If the quality of the filter is not up to standard or the oil filter is clogged, there is a high risk that impurities will repeatedly wear and tear the engine while it is working, which will lead to increased oil consumption. A good filter can clean the inside of the engine, save fuel, reduce emissions, and also have an effect on reducing the exhaust temperature of the engine, so as to reduce oil consumption and oil burning.
Add high-quality gasoline.
After the additives in gasoline are oxidized, they will form a gelatinous substance, and after entering the combustion chamber through the fuel injector, carbon deposits will be formed in the intake valves, piston tops, piston ring grooves, combustion chambers, spark plugs and other parts, which will aggravate the aging of these parts and cause engine oil burning. Therefore, the choice of better quality gasoline can reduce the phenomenon of burning engine oil.
The vehicle maintenance interval is stable.
The maintenance cycle of the vehicle is formulated according to the normal driving condition of the car, and the vehicle with poor use conditions should shorten the maintenance cycle and the specified kilometers according to the actual situation.
Avoid driving at high speeds for long periods of time.
When the engine rotates at ultra-high speed, it is easy to break the lubricating oil film, resulting in poor lubrication and dry grinding of the rotating parts, and when it becomes a regular operation, it will make the engine wear abnormally and burn the oil, therefore, maintaining an economic speed is a good way to prevent the phenomenon of burning oil.
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Do not change the oil with a higher viscosity after the car burns the oil, as it will cause problems with the crankshaft of the engine. Timing issues. Burning engine oil with higher viscosity oil is destroying the car.
Qashqai, when burning engine oil for inspection, must see whether the cylinder wall is worn, whether it is serious worn, and slight and moderate wear is fine. In addition, 100,000 kilometers to check whether the exhaust valve is aging, this accessory will also lead to a certain loss of oil. There is no need for an overhaul of the engine without significant wear and tear on the cylinder walls.
If there is no problem with these, it is piston ring stagnation, 100% piston ring stagnation, and the above checks are all to determine 100% the piston ring problem. The piston ring of this car is bound by high temperature, but it is necessary to rule out possible accessory problems. The problem with the piston rings is easy to solve.
Causes of piston ring seizure
In fact, the treatment principle of piston ring stagnation should start from the oil circuit, the reason for the stagnation is the beginning of the oil circuit, the oil bearing temperature is 110 degrees, and the high temperature caused by the long-term unclean oil circuit makes the oil at a temperature of 120 degrees or higher for a long time, so that the oil will be exhausted in advance, the small hole of the oil ring is very small, and the oil inside will be dried and scabbed for a long time, and a cylinder stuck is 5000 kilometers of a liter of oil, at this time, the working conditions of other cylinders will also begin to be bad, and soon the 4 cylinders will be stuck. It becomes a liter of engine oil for 1000 kilometers or even hundreds of kilometers. Therefore, in order to solve the problem, we must start from the root oil circuit, which is the way to remove the root.
It is recommended to use the additives that can release the piston ring once for 5000 kilometers, which can well prevent the piston ring from stagnation, and can also clean the oil circuit, which will not lead to the long-term high temperature of the oil circuit affecting the working condition of the engine, and 20w kilometers will no longer cause the problem of burning engine oil due to piston ring stagnation.
The solution to the problem of burning engine oil in cars link.
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The blue smoke from the engine is basically burning the engine oil, and there are many reasons for this, roughly the following situations:
1. If the back pressure of the oil return oil circuit of the supercharger is too high, check whether the supercharger is leaking and whether the oil return pipe is blocked.
2. The exhaust gas valve is damaged, and the oil and gas cannot be separated, and it re-enters the combustion chamber for combustion.
3. The valve oil seal is aged, damaged or damaged, and the gap between the valve and the guide is too large.
Fourth, the oil exceeds the upper limit, so that the crankshaft throws the oil into the combustion chamber to participate in the combustion during high-speed operation.
5. The engine is seriously worn, resulting in too large a gap between the live dust spring plug and the cylinder wall, and the oil enters the combustion chamber from the gap.
Sixth, the piston ring is stuck, and the cylinder wall oil participates in the combustion. This is the reason why most cars burn engine oil.
The solution to burning engine oil.
Dismantling the engine for overhaul will destroy the airtightness and precision of the engine. And there is a possibility that the engine oil will burn again after tens of thousands of kilometers, so overhauling the engine is not sustainable.
With the progress of science and technology, the current dismantle-free repair technology has been very mature, and has gradually been recognized by the majority of car owners. It not only saves the cost of car maintenance, but also protects the original car accessories. With exclusive patented technology, the company has universal non-destructive repair technology, which repairs and releases piston ring stuck oil while driving, and the effect is remarkable.
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There are two kinds of engine oil, one is artificial, that is, not caring for their own car, running hard, and hurting the car. The second is that the Liangyoudong engine has reached the end of the year.
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Hello. This phenomenon is not caused by burning engine oil.
Burning engine oil emits blue smoke and there is no smell of raw oil.
There is a smell of raw oil, and the injector atomization is not good.
In the case of loose closure of the intake and exhaust valves, the mixture leakage.
In the serious exhaust pipe it is time to fire.
It is recommended that you check if the cylinder pressure has dropped.
Whether the imitation door of the intake and exhaust draft is damaged.
The engine oil itself has a certain amount of consumption, and excessive consumption is the problem of burning engine oil. Burning engine oil is caused by the following factors, as long as the following problems are solved, burning engine oil can be solved. >>>More
Even if the car burns oil, even if the feeling of the car will be affected, the driving power will be much worse. I am using GT Magic Red engine oil for maintenance, the car has been driving for many years without burning engine oil, this is a PAO engine oil, the quality is particularly good, although it can not be alleviated by burning engine oil, but the power is more obvious. The oil contains esters, and the driving feeling of the car is significantly improved after changing to Magic Red oil.
There are four types of engine oil burning;
1. The EGR valve is damaged, and the oil exhaust gas of the engine enters the combustion chamber, causing the oil to burn. Judgment method: Remove the air intake pipe and check whether there is obvious oil stain near the EGR valve. Solution: Repair or replace the EGR valve. >>>More
Reasons for burning engine oil: long-term unclean oil circuit, untimely replacement of antifreeze, and too long oil service cycle. >>>More
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