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What are the reasons for Kia air conditioning not cooling?

2 Answers

VanArabella

09/02/25 4:53am

Reasons for Kia air conditioning not cooling are as follows: 1. Quality and purity of refrigerant: The quality and purity of refrigerant play a crucial role in vehicle air conditioning systems. Typically, inferior refrigerant leads to low operational efficiency of the air conditioning. 2. Condenser and radiator: The heat dissipation condition of the condenser and radiator also affects the performance of the air conditioning. Long-term accumulation of debris and dust without cleaning can cover the condenser and radiator. 3. Long-term lack of air conditioning cleaning and maintenance: Prolonged neglect of air conditioning cleaning can cause the air filter to clog, affecting the discharge of cold air and resulting in the air conditioning not cooling. 4. Quality of the expansion valve: The expansion valve is a critical component in the refrigeration system, usually installed between the liquid storage tank and the evaporator. Inferior expansion valves prevent the refrigerant from functioning as intended.

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AnastasiaDella

09/14/25 7:04am

There are quite a few reasons why a Kia's air conditioning may not cool properly. I've encountered this issue when driving my Kia before. The most common causes are insufficient refrigerant or leaks - small leaks in the system can gradually reduce cooling performance. Another possibility is a blown fuse; when I checked the fuse box, I found the relevant fuse had melted, and replacing it solved the problem. A clogged cabin air filter can also be the culprit - after prolonged use, dust accumulation can block cold airflow, which cleaning can fix. The fan motor not working is another reason, especially in hot weather when fan failure leads to poor heat dissipation. I recommend regularly checking the filter and fuses yourself - routine maintenance can prevent uncomfortable driving conditions. For more complex issues, it's best to visit a repair shop. Poorly maintained cooling systems can make long drives particularly unpleasant and may even affect engine performance.

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