What is the reason for the frequent 5-second on-off cycling of a car's air conditioning compressor?

1 Answers
StAsher
07/30/25 5:00am
Car air conditioning compressor frequently cycling on and off every 5 seconds is caused by: 1. The air conditioning compressor being too cold or too hot; 2. Triggering of the overcurrent protection mechanism; 3. The relay's setting limit being too high. The reasons for the clicking sound from the air conditioning compressor are: 1. Damaged electromagnetic clutch or internal wear of the compressor; 2. Refrigerant leakage; 3. Damaged compressor capacitor or other circuit faults. Functions of car air conditioning: 1. Control the temperature inside the vehicle; 2. Remove humidity from the air, creating a comfortable driving environment; 3. Can intake fresh air to maintain air freshness inside the vehicle; 4. Can filter the air, removing dust and pollen from the air.
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