Can a Clogged Cabin Air Filter Cause Air Conditioning Not to Cool?

1 Answers
VonArianna
07/29/25 6:56pm
A clogged cabin air filter can indeed cause the air conditioning to not cool properly. When the cabin air filter is blocked, it severely affects the airflow volume of the AC system. This results in situations where the fan speed is set high with significant noise, but the actual airflow is minimal. Consequently, the amount of cold air blown out is greatly reduced, impairing the cooling performance. Reasons for air conditioning not cooling or poor cooling effect: 1. Clogged cabin air filter causing restricted airflow - when the filter is blocked, the entire AC system's air intake is hindered, reducing the amount of air blown into the cabin, leading to poor cooling perception; 2. Dirty condenser surface in the AC system, resulting in reduced condensation efficiency; 3. Refrigerant leakage causing the AC to not cool or have poor cooling performance.
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