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What is the noise? Is it clicking?
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1. Check whether there is blue smoke in the exhaust emissions;
2. Check whether there is often less oil (except for oil leakage); Note: In the case of high engine temperature, oxidation (leakage), etc., there must be consumption, and the standard of general consumption is 1% of gasoline.
3. Burning engine oil caused by adding too much engine oil (this phenomenon is less, but it also exists.) I wish your car was caused by this, so that you don't have to lose time and incur costs);
4. Whether the power of the car decreases (the power decreases after the compression ratio decreases) and other steps can be used to determine whether the engine oil is burned. This aspect can be measured in a primitive way, that is, the cylinder pressure (you can also pour a little oil to measure the cylinder pressure comparison), if the cylinder pressure is not enough, at least it means that the piston ring has a poor seal, and the severity of the oil burning can also be inferred according to the cylinder pressure.
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 material is stiff and cannot be completely sealed, and the oil leaks from the valve into the combustion chamber and burns.
Solution: Remove the engine cylinder head and replace the valve oil seal (please rest assured, this belongs to the repair project.) The repair time is about 4-5 hours. The cost ranges from 800 yuan to 1200 yuan, depending on your car).
2. Hot car burns engine oil: After the car reaches the normal temperature, the exhaust pipe still emits blue smoke, which indicates that the piston ring has a poor seal. Due to the poor sealing of the piston ring, the oil directly enters the combustion chamber through the piston ring leakage under the action of the oil pump, and there is a phenomenon of blue smoke from the exhaust pipe.
There are several reasons for this phenomenon, such as: material aging, carbon deposition jamming, excessive wear of cylinder liners, etc.
Solution: According to the normal operation method, the engine needs to be lifted down for overhaul operations. The repair time is about 2-4 days. The cost ranges from 5,000 yuan to 20,000 yuan, which needs to be combined with your car, and the cost is mainly high in accessories.
In addition, there is another way to deal with it: if it is determined that the oil is burning in a hot car and it is not very serious (for safety reasons, the cylinder pressure test can be carried out first), the oil pan can also be removed directly, the piston can be directly taken out, and the piston ring can be replaced, so that the cost and time are similar to the first solution.
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The use of vehicles in line with the technical requirements of copying.
Find indicators of oil.
There is a big DU in the issue of making BAI with motor oil
Zhi pay attention to the quality index when using the engine DAO oil, and pay attention to the viscosity index. Avoid frequent hard acceleration and prolonged ultra-high speeds. 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.
When it becomes a regular operation, it will cause abnormal wear and tear of the engine and burn the engine oil, so maintaining an economical speed is one of the best ways to prevent the phenomenon of burning oil.
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If the oil burned for 5,000 kilometers does not exceed one liter, you can continue to use it, and add some for 3,000 kilometers. If the burn is severe, go fix it!
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As you get older, you must burn the oil. Let's change to a new car, or make do with the oil or new steel.
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You can only repair or endure it.
How you choose a source depends on how long you plan to open it again.
Bai within 2 years, it is recommended to endure as long as it does not deteriorate but in fact the possibility of not deteriorating is very small It should be repaired as soon as possible for more than 2 years Burning engine oil is not only a problem with the engine, but also has an impact on ternary and oxygen transmission The later you repair, the greater your loss.
Burning engine oil is generally valve oil seal and piston ring, one in the cylinder head, one in the cylinder block, but specifically, ** or both have problems, need to be decomposed after the engine measurement can be determined, a relatively simple preliminary judgment can see what situation blue smoke is emitted just on the car, the valve oil seal is likely to be high, and the piston ring or both are likely to blow up to more than 5000 rpm.
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Summary. Hello, the reason for the Jetta new car to burn the engine oil is caused by the emission of the engine exceeds the standard, because the engine intake manifold and throttle opening do not match, it will lead to excessive emissions and oil burning, it is recommended to return to the factory to check the working condition of the engine I hope the above will help you<>
If you are satisfied with me, you can continue to consult me <> in the future
What's going on with Jetta's new car burning oil.
Hello, I've seen your question Ha Now I'm manually replying to the content for you, but it takes a little time, please be patient for a while, thank you, thank you
Hello, the reason for the Jetta new car to burn the engine oil is caused by the emission of the engine exceeds the standard, because the engine intake manifold and throttle opening do not match, it will lead to excessive emissions and oil burning, it is recommended to return to the factory to check the working condition of the engine I hope the above will help you<>
If you are satisfied with me, you can continue to consult me <> in the future
Ran 7500 kilometers and burned three liters of oil.
Hello, the consumption per 1,000 kilometers is relatively high, you can return to the factory to check the working condition of the car engine.
Ask about custom messages].
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My car also burned engine oil, so I went to the 4S shop to ask. The 4S shop called me to overhaul, but the overhaul was too troublesome, and the cost was high, not to mention the long time.
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There are many reasons for the engine to burn oil, and you need to go to the repair shop for inspection, and you can determine it later, and the engine generally needs to be overhauled.
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You can add some engine internal repair agent.
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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.
ResolutionThere are two ways to solve the problem of burning engine oil, one is overhaul, and the second is PNF repair agent. In the case of overhaul, the cost is very high, the vehicle depreciates quickly, and the later run-in is also very troublesome. First of all, you have to find out the reason for your burning oil, and you can refer to it if you have repaired it with a repair agent before.
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If the vehicle has a slight burn of engine oil, using a better quality engine oil can effectively alleviate it. This is because the use of oils of poor quality or viscosity grades that do not meet the requirements can lead to increased wear.
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Burning engine oil is the previous EA888, and the **Jetta, which improved in late 2017, does not burn much engine oil.
There are the following questions about the problems that have been identified so far.
This car will have abnormal noise problems, such as abnormal brake noise on rainy days, most likely because you need to apply some oil, or the brake pads are loose.
Occasionally, a car engine will have a similar purring sound.
Occasional squeak when the manual transmission clutch is lifted to the junction point.
Then there are the small problems that often occur when the car is driven for a long time, but you can rest assured that the Jetta is a car that will not throw you outside, but the problems I said do exist.
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Anything less than one liter is normal, and there is a certain chance of wear and tear in new cars. As long as you don't add oil often. That's not a problem.
In the 2017 complaint list, the most complained problems by car owners are abnormal engine noise, engine shake, front and rear axle and suspension system, and wheel abnormal noise. However, the number of complaints is not high, and it only ranks 34th in the compact car complaint ranking.
The noise of the new Jetta is still relatively large, especially the chassis noise will be more obvious, and the engine noise and wind noise are relatively well suppressed, and the noise in the car is also relatively balanced, and there will be no particularly noisy state in the front row.
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1. **Jetta, there is no serious problem of burning engine oil, because it belongs to the EA211 engine and has good performance.
2. Everything within one liter is normal, and there is a certain probability of loss in new cars.
3. The more problems are abnormal engine noise, engine shaking, front and rear axles, suspension systems, and wheel abnormal noise.
3. The noise of Xinjie is still relatively large, especially the chassis noise will be more obvious, and the engine noise and wind noise are relatively well suppressed, and the noise in the car is also relatively balanced, and there will be no particularly noisy state in the front row.
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As long as the vehicle is maintained in time, the use of the original car's special engine oil will not cause the phenomenon of burning engine oilExtended MaterialsThe engine oil itself has a certain amount of consumption, and excessive consumption is the problem of burning engine oil. There are many factors that affect the burning of engine oil, such as: fuel quality, driving conditions, driving habits, maintenance habits, etc., the above reasons will exacerbate the oil consumption and cause the oil to burn, making the vehicle appear.
Oil sludge is generated in the lubrication system, and the oil sludge blocks the oil return hole of the oil ring and weakens the oil scraping performance.
Wear occurs between the piston and the cylinder wall.
The valve seal is corroded, aged, and the seal performance fails.
Volkswagen Jetta.
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No oil burning (naturally aspirated), 7-speed dual-clutch models have the phenomenon of burning engine oil.
The more common factors that affect the burning of engine oil:fuel quality, driving conditions, driving habits, maintenance habits; The above reasons will exacerbate the oil consumption and lead to the burning of engine oil.
Lack of engine soundproofing cotton,When you step on the accelerator deeplyThe engine is noisy.
2. Interior material: all places within reach are hard plastics.
3. The A-pillar somewhat affects the line of sight.
4. The comfort is average, and the shock absorption is hard, especially when the speed bump is too high.
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My hands are also ringing, rainy days and winter, the brakes in the morning under the traffic light, the start brakes are loud and loud, the first gear starting clutch just lifted the car out of two or three meters there will be a click.
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This new EA211 engine is currently not expected to burn engine oil, and it can be used normally.
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Hello, there is no sign of burning oil at the moment, this engine is still good.
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15 didn't find much burning engine oil, and 17 did the same! The quality of the EA211 engine is still very stable!
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How not to burn engine oil? Mine is to run 5,000 kilometers, turn around and wait for the night to cool down, pull off the oil ruler and see that the minimum level of engine oil can't be hit! 2017 Jetta Comfort Edition.
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It is a common phenomenon that engine oil is not anti-wear.
How much to burn? Try changing the oil;
The oil is not anti-wear;
Burning engine oil is blue smoke.
Oh, I know that the Audi 5 series burns engine oil because the oil is not anti-wear, and some owners have used super American eutectic engine oil, burning 1 liter for 1,000 kilometers, and not disassembling the engine, which solves the problem of burning engine oil.
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First, the main reason for burning engine oil.
1. Use engine oil with poor quality or viscosity grade that does not meet the requirements. In addition, too low or too high oil viscosity can lead to poor engine lubrication, increased wear of piston rings and cylinder walls, and reduced sealing performance, resulting in oil burning.
2. The matching gap between the piston ring and the cylinder wall is too large, the piston ring is improperly installed or the sealing is poor, and the oil on the cylinder wall enters the combustion chamber, causing the phenomenon of burning the engine oil; In addition, poor sealing performance of the valve seal, damage to the crankcase forced draft valve (PCV) or crankcase vent blockage can cause excessive pressure in the crankcase to cause the oil to enter the cylinder with the crankcase gas and participate in combustion.
3. Burning engine oil caused by excessive oil filling. When the oil is filled above the center line, the part of the engine lubrication process that passes through splash lubrication will be too much into the combustion chamber due to the high oil pressure.
4. Oil leakage from turbocharger. The turbocharger is mounted at the front of the exhaust pipe and operates at a very high temperature, and the turbine and pump wheels can reach 120,000 revolutions per minute when the engine is running at full load. The turbine shaft has oil-lubricated floating bearings, and the car has one oil passage to the turbocharger.
Oil leaks from pipes or bearings can allow oil to seep from the turbocharger into the exhaust pipe. When the exhaust pipe temperature is high, the oil is baked and discharged into blue smoke.
5. There is leakage in the valve oil seal, which means that the oil leaks into the combustion chamber through the valve oil seal.
Second, the method of preventing the burning of engine oil.
1. Use engine oil that meets the technical requirements of the vehicle. Many car owners never read the vehicle manual, and they don't know what quality and viscosity grade oil their vehicles use for a few years, and there is a lot of arbitrariness in the use of engine oil. When using engine oil, one is to pay attention to the quality index, and the other is to pay attention to the viscosity index.
The quality index refers to the grade above SL as much as possible, and the viscosity index should be strictly in accordance with the provisions of the viscosity index in the automobile manual, and cannot be too low or too high.
2. Avoid frequent rapid acceleration and long-term ultra-high-speed driving. 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 economic speed is one of the best ways to prevent the phenomenon of burning oil.
3. The oil must meet the specifications when filling. When the oil filling volume exceeds the center line, the repairman should be asked to pump out the excess oil, in addition, the oil volume should be observed before the next day.
4. If you find that the engine oil is burned, go to the maintenance station for inspection as soon as possible. If it is due to engine failure (such as poor piston ring sealing, valve oil seal leakage, cylinder gasket leakage, etc.), you should go to the maintenance station as soon as possible to check and repair the fault as soon as possible.
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