How to Solve the Problem of Car Air Conditioning Not Cooling?

1 Answers
LeRhett
07/29/25 7:05pm
Solutions for car air conditioning not cooling are as follows: 1. Connect an air conditioning pressure gauge to check the system pressure and determine whether there is still refrigerant in the air conditioning system. If there is no refrigerant, it should be added. 2. Ensure the compressor can work normally and there are no leaks in the air conditioning system. 3. If the refrigerant content in the air conditioning system is found to be normal during inspection, check whether the compressor can engage normally, whether the power supply is normal, whether the signal line is normal, etc. Also consider components that affect signal generation such as the air conditioning pressure switch, evaporator temperature sensor, and air conditioning relay. 4. For automatic air conditioning, fault codes can also be used for troubleshooting.
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