What is the method for cleaning a car's air conditioning system?

2 Answers
JosephineDella
07/24/25 12:05am
Car air conditioning cleaning method is: 1. Start the engine and open all windows; 2. Set the air conditioning to external circulation with fan speed at level 3; 3. Open the hood, use hand or newspaper to test the air intake and locate the suction point; 4. Remove the car's air filter and shake the air conditioning cleaner well; 5. Press the cleaner button and spray into the evaporator from the suction point; 6. Turn off the air conditioning and let it sit for 5-10 minutes; 7. Turn on the air conditioning to external circulation at level 3, spray remaining cleaner into the evaporator; 8. Wait for 5 minutes, then switch to internal circulation; 9. After another 5 minutes, set to external circulation at level 4.
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StEmily
08/10/25 7:49pm
Cleaning the car air conditioner is something I often DIY, and I find it quite convenient. First, prepare the necessary tools: a bottle of car air conditioner cleaner, gloves, and perhaps a soft brush. The method involves locating the air intake vent, usually found below the windshield or inside the engine compartment, and spraying the cleaner inside. Then, start the car, turn the air conditioner fan to the highest setting, and let the air circulate for 5-10 minutes to expel dust and odors. Remember not to have anyone inside the car and keep the windows open for ventilation to avoid inhaling chemicals. Also, check the air filter; replace it if there's any odor. I prefer to do this regularly during spring and autumn to reduce mold growth. Finally, I recommend choosing an eco-friendly cleaner to save money on repair shop visits. The whole process takes about 30 minutes and can improve cooling efficiency while preventing bacterial growth that could affect health.
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