What oil is used for torque converter
Torque converters are important components in the vehicle's transmission system, and their performance directly affects the vehicle's driving experience and fuel economy. Choosing the right lubricant is crucial for the proper operation of the torque converter. This article will discuss the issue of oil use in torque converters, and combine the hot topics and hot content in the past 10 days to provide you with comprehensive reference information.
1. Working principle of torque converter
The torque converter transmits power through hydraulic oil to achieve a flexible connection between the engine and the gearbox. Its core components include pump wheel, turbine and guide wheel, and the lubricating oil plays a role in transmitting power, cooling and lubrication during the circulation process.
2. Selection criteria for oil for torque converter
When choosing torque converter oil, the following key factors need to be considered:
| parameter | Require | illustrate |
|---|---|---|
| Viscosity grade | ATF Dexron III or similar | Ensure fluidity is maintained at different temperatures |
| Friction characteristics | Meet the manufacturer's standards | Affects gear smoothness |
| Antioxidant | High-quality base oil + additives | Extend the service life of oil products |
| compatibility | Compatible with sealing materials | Prevent seals from aging |
3. Comparison of common torque converter oil types
| Oil type | Applicable car models | Replacement cycle | Market reference price |
|---|---|---|---|
| Dexron VI | General Motors | 60,000-80,000 kilometers | 80-120 yuan/liter |
| Mercon LV | Ford series models | 50,000-70,000 kilometers | 90-130 yuan/liter |
| ATF+4 | Chrysler series | 40,000-60,000 kilometers | 70-110 yuan/liter |
| JWS 3309 | Japanese/European | 80,000-100,000 kilometers | 100-150 yuan/liter |
4. The relationship between hot topics and torque converter oil in the past 10 days
1.The impact of new energy vehicles on traditional transmission oil: With the popularity of electric vehicles, the traditional torque converter oil market is facing transformation, but hybrid models still require special oil products.
2.Problem of fake oil flooding: Recently, cases of counterfeiting gearbox oil from well-known brands have been exposed in many places, reminding consumers to choose formal channels to purchase.
3.Oil selection in extreme weather: In the cold wave weather in the north, oil products with better low temperature flow should be selected.
4.Impact of National VI emission standards: The new standard puts higher requirements on the environmental performance of oil products and promotes the development of low-ash distribution formula.
5. Use suggestions
1. Strictly select oil specifications recommended by the vehicle user manual
2. Check the oil condition regularly and change it in time if it is found to have discolored or odors.
3. Choose well-known brand products and avoid using inferior oil products
4. It is recommended to replace the filter at the same time when replacing the oil.
5. Different brands of oil products cannot be mixed
6. FAQs
Q: Are the torque converter oil and transmission oil the same oil?
A: In most cases, it is the same, but some models may use special oil products, so please refer to the manufacturer's instructions.
Q: Do the oil must be replaced immediately if it turns black?
A: Not necessarily. It should be judged in a comprehensive manner based on the mileage and usage time. It is recommended to conduct regular inspections.
Q: Can the replacement cycle be extended?
A: It is not recommended that excessive use of oil will cause valve body wear and reduce gear shift quality.
7. Summary
Choosing the right torque converter oil is crucial to vehicle performance and service life. With the advancement of technology, oil formulas are also constantly upgrading. It is recommended that car owners pay attention to the latest technical trends and conduct professional maintenance regularly. When purchasing oil products, be sure to choose formal channels to avoid losing the big picture due to small amounts.
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