How to turn on the air conditioner in a car: Hot topics and practical guides on the Internet in the past 10 days
With the advent of high temperatures in summer, how to correctly use car air conditioners has become a hot topic for car owners. This article will provide you with a structured and practical guide based on the hot topics and hot content on the Internet in the past 10 days.
1. Hot topics about car air conditioners on the Internet in the past 10 days

| Ranking | topic | heat index | Main discussion points |
|---|---|---|---|
| 1 | How to use car air conditioners correctly in summer | 985,000 | Temperature setting, internal and external circulation switching |
| 2 | Air conditioning odor solution | 762,000 | Filter element replacement, pipe cleaning |
| 3 | New energy vehicle air conditioner usage tips | 658,000 | Energy consumption control, remote pre-cooling |
| 4 | Analysis of the reasons why the air conditioner does not cool | 583,000 | Insufficient refrigerant, compressor failure |
| 5 | Precautions for children traveling in car air conditioners | 427,000 | Temperature adjustment, wind direction control |
2. A complete guide to using car air conditioners
1. Correct steps to start air conditioner
(1) Open the windows for ventilation for 1-2 minutes to exhaust the hot air in the car
(2) After starting the vehicle, first turn on the external circulation for 3-5 minutes
(3) Wait until the water temperature gauge rises to the normal position before turning on the cooling
(4) The temperature is recommended to be set between 22-26℃
2. Air conditioner usage skills in different scenarios
| scene | Recommended settings | Things to note |
|---|---|---|
| City short distance | 24℃+internal circulation | Avoid frequent starts and stops |
| High speed long distance | 22℃+auto mode | Switch outer loop regularly |
| Driving in the rain | 25℃+ defogging mode | Turn on AC to prevent fogging |
| After exposure | Ventilate first and then cool | Avoid direct cold air blowing |
3. Solutions to common problems
(1) Air conditioning odor: It is recommended to replace the air conditioning filter element every 10,000 kilometers and do pipe cleaning once a year.
(2) Poor cooling effect: Check the refrigerant pressure and clean the debris on the condenser surface.
(3) Small air volume: It may be that the blower is faulty or the filter element is clogged.
(4) Abnormal noise: Check the condition of the compressor belt and bearings.
3. Special tips for using air conditioners in new energy vehicles
(1) Prioritize the use of pre-cooling function during scheduled charging to reduce energy consumption during driving
(2) Every time the temperature is increased by 1℃, the battery life can be increased by about 5-8 kilometers.
(3) It is recommended to use seat heating instead of air conditioning heating in winter
(4) Regularly check the working status of the PTC heater
4. Precautions for children’s car air conditioning
| age | Recommended temperature | Wind direction setting |
|---|---|---|
| 0-1 years old | 26-28℃ | Avoid direct blow |
| 1-3 years old | 25-27℃ | blow upward |
| 3 years and above | 24-26℃ | Can be appropriately lowered |
5. Suggestions on air conditioning maintenance intervals
| Project | Recommendation cycle | Remarks |
|---|---|---|
| Air conditioning filter element | 10,000 kilometers/1 year | Haze areas shortened |
| Refrigerant inspection | 2 years | stress test |
| Pipe cleaning | 2 years | Prevent odor |
| Condenser cleaning | every summer before | Improve heat dissipation |
Through the above structured content, I believe you have mastered the correct use of car air conditioners. Proper use of air conditioning can not only improve driving comfort, but also extend the life of the air conditioning system. I hope this guide will be helpful to you.
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