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Conservative governance. The main reasons why Jetta cars burn engine oil:
The main reason is two aspects, one is the accessories, and the other is that the oil circuit is not clean, carbon deposit, and the piston ring is stuck. It is recommended that you first confirm the cause of burning engine oil so that you can solve it in a targeted manner. Check the fittings first, mainly the valve chamber cover and the exhaust valve.
They are one. When it comes to inspection, just check it together. Then, measure the cylinder pressure to see if there is piston ring matching and cylinder pulling.
If there is no problem, the fault of the accessories can be basically eliminated, which is the burning oil caused by the stuck piston ring.
Settle. At present, the repair of the burning engine oil caused by the piston ring can be dismantled without zero disassembly, without removing any screws to complete the repair work of burning the engine oil, you can use some PNF stock solution repair products to repair the burning engine oil while driving, and a screw does not need to be disassembled. You can release the piston ring and completely repair the problem of burning oil caused by piston ring stagnation.
Causes of oil burns and quick fixes.
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To solve the problem of burning engine oil in Jetta cars, we must first understand what causes the burning of engine oil
1. It may be that the engine oil is burned when the car is cold, and the temperature in the car has not been completely preheated, and a large amount of blue smoke is discharged from the engine exhaust pipe, but it returns to normal after the car is warmed.
2. The occurrence of this phenomenon is caused by the aging of valve seals. Due to the decrease in temperature, the valve seal stiffness of rubber material causes the valve seal to be completely unsealed, and the above phenomenon occurs after the oil leaks from the valve to the combustion chamber.
3. The solution to the problem of burning engine oil is to remove the engine cylinder head first, and then replace the new valve seal.
Jetta has launched a total of two displacement models, according to the official manual, and the model oil maintenance interval is 5000km. Jetta uses the oil model of VW50200, you can also use 5W-40 or above oil, the oil filling volume is about 4L, and the 4L semi-synthetic 5W-40 oil **118 yuan, the oil filter **50 yuan, and the replacement of the oil filter man-hours is 50 yuan.
Generally, vehicles will have the problem of burning engine oil, just how much it burns. The new Jetta uses an EA211 engine, which will also burn oil after a long period of use. Oil consumption rate up to ,000 km - the oil consumption rate for the first 5,000 km of a new car may be slightly higher than this value.
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Generally, the way to solve the problem of burning engine oil is to overhaul or replace the engine, the replacement of engine oil can not solve the problem of burning engine oil, it can only be said that it can alleviate the follow-up problems caused by burning engine oil, and provides a layer of protection for the engine. When I put it on, I feel that the engine noise has become smaller, the throttle has become lighter and easier to step on, and the engine is very clean after two pots, and now I don't have to worry about what problems will occur when burning engine oil.
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If you don't burn engine oil, it's still called Volkswagen??
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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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There are two ways to solve the problem of burning engine oil
Overhaul. PNF restoratives.
Benefits of this one: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 need to find out the reason for your burning oil, oil circuit blockage, carbon deposits, piston ring stagnation can be repaired with PNF repair agent, there are many riders who have successfully repaired through PNF repair agent, you can refer to it.
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According to what you said, the poor sealing of the cylinder is the main cause of burning oil. The poor sealing of the cylinder is mainly due to the excessive matching gap between the piston and the cylinder wall, the improper installation of the piston ring or the poor sealing, and the oil on the cylinder wall enters the combustion chamber, causing the phenomenon of burning oil. In addition, poor sealing performance of the valve seal, damage to the crankcase vent valve, or crankcase vent blockage will cause the oil to enter the cylinder with the crankcase gas to participate in combustion.
Since it is not clear to what extent you burn the engine oil, it is recommended that you check it according to the above first, and determine the specific situation according to the specific situation.
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For this kind of practical question, it is best to listen to your coach or consult the coach directly. It is not clear in words. Even if the words are well written, it is in vain if there is no practice. It's better to learn more and practice more, and the work will come naturally!
Hello. This is the reason for burning engine oil. If the blue smoke from the cool car should be the cause of the valve oil seal, it is recommended that you replace it, I hope it can help you. I wish you a happy life, [If you have a problem with the car, ask the car master. 4S shop professional technician, 10 minutes to solve. 】
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