How to turn on the cold air in Volkswagen Jetta
With the arrival of high temperatures in summer, the frequency of use of car air conditioners has increased significantly. As an economical and practical family car, the operation of the Volkswagen Jetta's air conditioning system has also attracted much attention from car owners. This article will introduce in detail how to turn on the cold air in the Volkswagen Jetta, and attach recent hot topics and hot content to help car owners make better use of the vehicle.
1. Steps to turn on the cold air in Volkswagen Jetta

1.start vehicle: First make sure the vehicle is started, the air conditioning system requires the engine to be running to work properly.
2.adjust temperature: Turn the temperature knob to the blue area (low temperature area), usually marked "COOL" or "MIN".
3.Turn on the fan: Press the fan switch and adjust the fan speed to a suitable gear. The higher the gear, the greater the wind power.
4.Select air outlet mode: Use the mode knob to select the air outlet direction, such as face, feet or windshield defogging, etc.
5.Turn on the AC switch: Press the AC button, the indicator light lights up to indicate that the air conditioner compressor has started and cold air begins to be output.
6.Regulate internal circulation: If you need to cool down quickly, you can press the internal circulation button to prevent hot air from outside the car from entering.
2. Frequently Asked Questions about Volkswagen Jetta Air Conditioning System
| question | Solution |
|---|---|
| Air conditioner not cooling | Check whether the AC switch is on, whether the refrigerant is sufficient, and whether the compressor is working |
| Small air volume | Check whether the air conditioning filter element is clogged and whether the fan is running normally |
| There is a peculiar smell | Replace the air conditioning filter element and clean the air conditioning ducts |
| Abnormal noise | Check whether the compressor, belt and other components are normal |
3. Recent hot topics and hot content
The following are the hot topics and hot content on the entire network in the past 10 days (as of 2023) for readers’ reference:
| Ranking | hot topics | heat index |
|---|---|---|
| 1 | Hot summer weather continues | 9.8 |
| 2 | New energy vehicle subsidy policy | 9.5 |
| 3 | Car air conditioner usage tips | 9.2 |
| 4 | Latest news on oil price adjustment | 8.9 |
| 5 | Summer Car Care Guide | 8.7 |
4. Tips for using car air conditioners in summer
1.Turn off the AC in advance before parking: It is recommended to turn off the AC a few minutes before arriving at the destination and keep the fan running to avoid the growth of bacteria in the air conditioning system.
2.Avoid looping for long periods of time: Although the internal circulation cools down quickly, long-term use will lead to a decrease in air quality in the car. It is recommended to use internal and external circulation alternately.
3.Regularly replace air conditioning filter elements: It is recommended to replace the air conditioning filter element once a year, or shorten the replacement cycle appropriately according to the use environment.
4.Pay attention to temperature difference adjustment: The difference between the temperature inside the car and the outside should not be too large. It is generally recommended that the temperature difference be between 6-8℃ to avoid causing physical discomfort.
5.Check refrigerant: If you find that the cooling effect of the air conditioner has dropped significantly, it may be that the refrigerant is insufficient and needs to be replenished in time.
5. Maintenance suggestions for Volkswagen Jetta air conditioning system
1.Clean the condenser regularly: The condenser is located at the front of the car. It is easy to accumulate dust and debris, affecting the heat dissipation effect. It is recommended to clean it once a year.
2.Check compressor belt: Looseness of the compressor belt will affect the cooling effect, so the tension needs to be checked regularly.
3.Turn on the air conditioner regularly in winter: Even in winter, the air conditioner should be started once a month to keep the system lubricated.
4.Professional maintenance: It is recommended to go to a professional repair shop for comprehensive inspection and maintenance every 2-3 years.
Through the above introduction, I believe everyone has a more comprehensive understanding of how to turn on the cold air in the Volkswagen Jetta and how to use the air conditioner. Correct use and regular maintenance of the air conditioning system can not only improve driving comfort, but also extend the service life of the air conditioner. In hot weather in summer, rational use of car air conditioners can not only enjoy a cool driving environment, but also ensure driving safety.
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