How to solve the oil leakage in the gearbox?

I don't know if people have ever thought about the problem of oil leakage in the transmission when they buy a car. A friend told me that it was better to have a car. And, when it was satisfying anywhere, he was ready to buy, but in the end he struggled with whether the gearbox would leak oil.

As for whether the gearbox is leaking oil, it is really difficult to judge for a while. What is the solution to an oil leak in the transmission? It's a clever way to do it!

Let's talk about why the gearbox leaks oil and what car owners need to pay attention to.

The fundamental cause of transmission oil leakage is the quality and assembly level of the seal, and some design factors cannot be excluded, but the design factors can basically be ignored, and solving the problem of lubrication and sealing is the basic requirement of automotive engineering. What are the symptoms of a gearbox oil leak? A car with a leaking transmission will have symptoms to some extent.

The gearbox leaks too much oil, it is difficult to start, the impact of the low gear is serious, the accelerator is accelerated when running, the car is not very moving, and it feels like there is no gear. And it's the easiest way to observe. There is no oil leakage in the gearbox, no need to drill every day.

Parking position, if there is an oil stain, then lie down, lower your head, walk under the car, you can know whether there is oil leakage at the bottom of the gearbox. The oil on the spilled ground is full of dust, leaving black oil stains, if it is a small amount of oil leakage, you can check the gearbox for oil stains. Which part of the gearbox is leaking?

Oil leakage - oil seal (shaft seal) More than 90% of the oil leakage of the gearbox is caused by the aging of the seal (oil seal). Most of the oil leakage at the shell seam is as follows. The preload of the bolt is insufficient or uneven.

The car leaves the factory with no problems, but after-sales repairs are all manual operation or kilogram wrenches, and the tools that are not used are pneumatic or electric wrenches that use positive torque. Gasket or gasket gum aging cracks.

The deformation of the shell often occurs after the collision of external forces, and the flatness of the interface plate decreases or is placed incorrectly after the deformation, resulting in oil leakage. The internal pressure is high, the working conditions of the gearbox are relatively harsh, the load changes greatly, the temperature in the box is very high when actually working, and the lubricating oil in the box produces steam, so that the space in the box is full, and the pressure in the box increases. What should I do if I encounter an oil leak in the gearbox?

If the gearbox is leaking, the first step is to determine if it is leaking or leaking. This helps us to judge what to do with the vehicle. Oil permeation: Some oil permeation occurs unstintedly.

Unless it's more serious, don't bother with it first. You can continue to drive for a short time, find a repair station, and confirm the fault of the transmission oil leakage. When the gearbox has obvious transmission impact and setback, the gearbox has serious oil leakage, and frequent high-speed operation or rapid acceleration will exacerbate the temperature rise of the transmission oil and accelerate the transmission oil leakage.

The transmission oil should be checked as soon as possible to prevent the transmission oil temperature from overheating and poor rollerblading between the gears of the gearbox. Because there was a problem with the gearbox, in the end we wouldn't fix it, and we weren't a tyrant. There are a lot of cars at home, let's choose to drive, and if there is an oil leak, I will repair it in time.

Don't lose big because of small losses.

There are many reasons for oil leakage, it may be because the spring falls off, at this time you only need to install the spring or change a spring, if it is because the screw is loose, you need to tighten it, if you can't judge the reason, you should go to change a gearbox.

In such a situation, I think we should check the condition of the gearbox in time, and we should also find the oil leakage, and then solve it in a targeted manner, and then repair the gearbox.

The gearbox is leaking, then you must replace a gearbox, this has to go to a professional 4S shop to operate, and there is no way to replace the gearbox yourself.

It should go to some maintenance organization for maintenance, and if there is an oil leak, it may be that the gearbox has some faults, and this problem is still very serious.

Answer; Claim, the gearbox oil leakage is generally a broken pad, and it can be replaced. If there is oil leakage at the oil bottom, the oil pan and the oil bottom fixing screws will be checked first, and the bottom shell will be deformed or the screws will be damaged under normal circumstances; Another scenario is a leak of oil from the side cover gaskets and oil seals. According to the current dealer's after-sales capacity,

Solution to a leak in the gearbox:

1. The first step is to determine whether it is oil leakage or oil leakage. Some oil leakage is not continuous, as long as it is not serious, you can ignore it first;

2. The vehicle is driven normally, but pay more attention to the oil leakage part. If there is continuous oil leakage and there are signs of gradual dripping, it is necessary to go to the repair shop as soon as possible.

3. Under normal circumstances, the oil leakage is not serious, and the treatment method is to clean the oil stains on the surface of the gearbox, and then apply sealant to the oil leakage point. If the situation is severe, the oil pan will need to be removed and replaced with a new seal.

1. Check and change the gear oil.

2. Dredge the vent hole and tighten the oil drain bolt.

3. Replace the oil seal or gasket.

4. If the deformation of the shell is not large, the bolt can be tightened after increasing the sealing gasket. If the deformation is severe, the housing should be replaced.

5. If the oil leakage is not serious, the transmission can be disassembled and coated with sealant at the crack. If it is severe, the transmission housing should be replaced.

There are many locations where there is an oil leak in the gearbox, and there are different ways to deal with it. Oil pan of the gearbox.

Oil spills. The oil pan needs to be removed, the gasket replaced, or sealant applied. Oil leakage of transmission oil seals is mainly manifested in half-shaft oil seals and differentials.

Oil seals, can be replaced with new oil seals. Gearbox.

Leakage of external filters can be replaced"o "type of sealing ring to solve. There is oil leakage at the connection of the gearbox housing. The gearbox needs to be dismantled and disassembled, and the sealant can be reapplied. Transmission oil radiator leakage, replace it with a new one can be solved.

If the transmission oil pipe is leaking, replace the oil pipe with a new one or dismantle it, and apply sealant to solve it. Oil leakage from the oil seal on the first axle of the gearbox. To solve this kind of oil leakage problem, the gearbox needs to be removed, and the separation bearing can be replaced after manual plugging and disassembly. Automatic transmission.

After removal, the torque converter can be replaced. It is necessary to pay attention to the oil seal of the transmission shaft and the engine crankshaft.

The difference between oil seals and avoids diagnostic errors. When replacing the shaft oil seal, you can check whether the oil seal behind the crankshaft is aging and whether it needs to be replaced.

Transmission Oil Leakage Introduction: Solution, First of all, oil leakage can occur in any series of cars. Bmw.

And Mercedes also has a lot of oil leaks, which is quite normal. If there is a lot of oil leakage, it is a serious problem and must be solved. Replacing the oil seal is the most thorough solution.

Changing the oil seal causes the engine to sound abnormally, which is a fallacy. If your car is really leaking, I suggest you change the oil seal to solve the problem once and for all. Secondly, Japanese cars.

is the weakest and most unreliable car. If possible, you can check the insurance company's repair history. As for maintenance, Japanese cars are easy to maintain, while other cars are difficult to maintain, and the same goes for maintenance. If you haven't bought a car yet, it is recommended that you buy an American car or a Chinese car.

More than 90% of them are caused by the aging of the sealing ring (oil seal)! Seals (oil seals) stiffen over time, that is, they lose their plasticizer over time.

This process is exacerbated by the constant alternation of cold and warm operating temperatures. As a result of this poor process, the seal first begins to shrink, then hardens, and finally even breaks, creating an inevitable leak. What to do if transmission oil leaks?

If there is oil leakage in your gearbox, don't blindly repair it yourself, let professional maintenance personnel determine the cause of oil leakage before starting maintenance.

You should immediately go to a nearby auto repair shop or repair shop for repairs, although it takes a while for the transmission to affect the driving, but if there is an oil leak, it will cause a great safety hazard.

It depends on the situation. If it is not serious, you can continue to drive it and drive it to the repair station for repair, if it is serious, you can't open it, so you have to stay where you are and let the maintenance personnel go over to repair it.

You should stop in time, call for rescue**, and erect a warning triangle, turn off the fire in time, and all the people in the car should come down, stand far away from the car, and wait for rescue.

If there is an oil leak in the gearbox, the owner should not be too alarmed, and the first step is to determine whether it is oil leakage or oil leakage.

Some oil leakage is not continuous and must be taken seriously, otherwise, the oil leakage will gradually worsen. It is recommended that you can choose the free repair service at this time, which not only solves it quickly, but also avoids a lot of unnecessary losses and dangers.

Of course, if the oil leakage is really serious, generally do not easily disassemble the gearbox. Once dismantled and repaired, it will bring a lot of invisible losses and damage to the gearbox. The no-dismantling service does not need to dismantle and repair the engine, and the oil leakage can be easily solved.

You can first apply sealant to the oil leak point, and then go to the repair shop for inspection as soon as possible.

If the oil leakage is not serious and the oil leakage is not continuous, you can ignore it for a short distance and find a repair station to check the transmission oil leakage fault. If you find that the oil leakage is very serious, it is best to stop the car and go to the repair shop for maintenance, otherwise it is likely to cause the transmission to be damaged by lack of oil and prevent the transmission from leaking more oil.

Mine is the same as yours, the gearbox is leaking, the first warranty has been found, the 4S shop gave the same detection suggestions as yours, the maintenance method is also dismantling, the engine shift early tease the box to remove and re-smash the oil seal, I refused, as long as it is not a large-scale oil leakage, the disadvantage is not in the way, but the dismantling is bound to affect the subsequent value retention rate, I personally do not recommend that.