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How to understand that it is time to change the oil in a Chinese “robot”.

  • December 28, 2023
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Due to enormous problems with Volkswagen DSG gearboxes, many car owners once believed that the oil in the robot transmission did not need to be changed. They say

Due to enormous problems with Volkswagen DSG gearboxes, many car owners once believed that the oil in the robot transmission did not need to be changed. They say the mechanism still needs to be repaired before it’s time to replace the lubricant. Actually this is not true.

Previously, “in another life”, when we talked about a robot gearbox, in 90% of cases we meant the DSG transmission used on cars of car brands from the Volkswagen AG family. Recently, Russian motorists were confronted with the fact that almost the majority of Chinese passenger models, which are methodically conquering the Russian market, are also equipped with “robots”. This trend will soon lead to this type of CP becoming dominant in Russia.

At least on more or less new cars. Accordingly, more and more car owners will need to learn how to properly maintain them. To begin with, let’s say that the frequency of oil changes in the gearbox of “robots” is prescribed in the operating instructions for each car. As a rule, we are talking about synthetic (in extreme cases semi-synthetic) lubricants with a viscosity of 75W-80 and a class not lower than GL-4. These are fairly common liquids. These are also used in manual transmissions. After all, a ‘robot’ is, as you know, structurally just an automated ‘mechanic’.

In modern cars, robotic gearboxes with a double disc clutch are used in the vast majority of cases. This can be ‘dry’ or ‘wet’.

With a “wet” clutch, the discs are immersed in oil. This circulates through the gearbox and also lubricates the gears. In this case, the lubricant gradually becomes clogged with wear products from both the discs and gears.

The system is equipped with an oil filter. But over time it becomes clogged and needs to be replaced along with the oil. Typically, the manufacturing company requires this operation to be performed with a wet gearbox at least 60,000 km from the vehicle.

In ‘dry’ robot gearboxes, the clutch plates are not lubricated with anything. The oil in it is intended exclusively for gears. However, it still needs to be replaced at intervals of at least 80,000 km, just like a manual transmission. But this is if everything is fine with the device and it is used in mild conditions. With heavy use (often abrupt starts, towing a trailer, slipping in mud and ice), the clutch and gears wear more intensively. Therefore, you should not rely solely on the factory’s recommendations on the frequency of oil changes.

Often the robot CP itself ‘tells’ that the time for this procedure has already arrived. For example, using shocks and even bumps during shifting. You should change the oil if you notice vibrations from the transmission or strange noises caused by them while driving. This procedure is also recommended when, during the diagnosis of the unit, the mechatron (electronic-hydraulic control unit of the gearbox) begins to generate errors.

photo VW

Previously, “in another life”, when we talked about a robot gearbox, in 90% of cases we meant the DSG transmission used on cars of car brands from the Volkswagen AG family. Recently, Russian motorists were confronted with the fact that almost the majority of Chinese passenger models, which are methodically conquering the Russian market, are also equipped with “robots”. This trend will soon lead to this type of CP becoming dominant in Russia.

At least on more or less new cars. Accordingly, more and more car owners will need to learn how to properly maintain them. To begin with, let’s say that the frequency of oil changes in the gearbox of “robots” is prescribed in the operating instructions for each car. As a rule, we are talking about synthetic (in extreme cases semi-synthetic) lubricants with a viscosity of 75W-80 and a class of at least GL-4. These are fairly common liquids. These are also used in manual transmissions. After all, as you know, a ‘robot’ is structurally just an automated ‘mechanism’.

In modern cars, robotic gearboxes with a double disc clutch are used in the vast majority of cases. This can be ‘dry’ or ‘wet’.

With a “wet” clutch, the discs are immersed in oil. This circulates through the gearbox and also lubricates the gears. In this case, the lubricant gradually becomes clogged with wear products from both the discs and gears.

The system is equipped with an oil filter. But over time it becomes clogged and needs to be replaced along with the oil. Typically, the manufacturing company requires this operation to be performed with a wet gearbox at least 60,000 km from the vehicle.

In ‘dry’ robot gearboxes, the clutch plates are not lubricated with anything. The oil in it is intended exclusively for gears. However, it still needs to be replaced at intervals of at least 80,000 km, just like a manual transmission. But this is if everything is fine with the device and it is used in mild conditions. With heavy use (often abrupt starts, towing a trailer, slipping in mud and ice), the clutch and gears wear more intensively. Therefore, you should not rely solely on the factory’s recommendations on the frequency of oil changes.

Often the robot CP itself ‘tells’ that the time for this procedure has already arrived. For example, using shocks and even bumps during shifting. You should change the oil if you notice vibrations from the transmission or strange noises caused by them while driving. This procedure is also recommended when, during the diagnosis of the unit, the mechatron (electronic-hydraulic control unit of the gearbox) begins to generate errors.

Source: Avto Vzglyad

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