You may have a bad A/C compressor if you see the compressor engage but the high and low pressures stay the same. Hi, I’m Magnus, the owner and the writer of Mechanic Base. A number of different problems can prevent your AC from blowing cold air into the cabin, and some are more serious than others. Absolutely! How to Replace an Air Conditioning Compressor Relay. The first thing to do if you experience an intermittent auto air conditioning problem is to take notes. But even after replacing the freon it continues not blowing cold air. #1 Your Car has a Freon Leak. The serpentine belt powers the air compressor pulley, and when you activate the AC – the clutch is connecting the air compressor to the pulley. any info will help im thinking of taking it to jiffy lube to get them to look at it but if its something minor i can fix myself if rather go the cheap route. Peter has an awesome personality. Here is a more detailed list of the most common causes of a car AC not blowing cold air. Second time using Bryant and he was, in both instances, able to diagnose and locate the problem. No. https://www.wikihow.com/Diagnose-a-Non-Working-Air-Conditioning-in-a-Car A cabin air filter is responsible for filtering the air that enters the vehicle’s air conditioning system. I feel that there's an issue with the AC's cooler As you might understand, it won’t pass any wind through it at lower speeds. The only way to properly diagnose a system is with a lot of specialized equipment. The first thing to check if your car air conditioner does not blow cold air is the condenser fan. Intermittent cooling is often caused by the components of your vehicle’s AC system freezing up. 1 ... Air Conditioner Will Not Cool When Car Is Moving. This is the second time heâs worked on vehicles for me and each time was an excellent experience. Most vehicles today have one multi-speed fan that blows air through a series of ducts and vents based on the driver’s selection in their climate control system. To detect the possible leaks, there are AC leak detection kits available online. Sometimes blower motors and/or their resistors will fail and stop pushing both hot and cold air through the vents. Electrical Problems. A number of different problems can prevent your AC from blowing cold air into the cabin, and some are more serious than others. The condenser is installed in the front of the car, transferring heat away from the evaporator inside the car. The most common causes when car AC is not blowing cold air are an empty AC system, faulty air compressor, faulty AC pressure switch, and a clogged cabin filter. The heating system is using this coolant that goes around the engine to provide warmth to you, which is why it sometimes takes a few minutes for the heat to kick in. My car is a 2001 Honda Civic and recently, the air conditioner hasn't been working properly. A broken AC system that blows warm air in the car is a problem that needs to be solved for the satisfaction of cold air. Any ideas? If this actuator is faulty, your car might blow hot air out from the vents even if you require cold air. But we wanted to explain here 5 of the most common reasons why we find that car and truck air conditioning units are not blowing cold air, and the best way to overcome this issue- and get the AC cold again! It contains several joints for better rigidity and performance. It will not only stop the condenser from cooling the vehicle as well as the maximum efficiency of the refrigerant will be used to blow in hot air inside the car. LEARN MORE. The The average car today contains a bewildering range of sensors that feed information to various computers to monitor everything from air intake to emissions and engine timing. The compressor appears to be turning, with no unusual noises. 6 Reasons Why Your Car Air Conditioner is Not Blowing Cold Air. There’s nothing quite like being stuck in a hot car in the middle of a traffic jam. Very honest.... Will I use him again? I just had him make the repair, which was done quickly. Definitely. When you put all the way to hot-cold-hot again, the solenoid can get loose and start working again for a while. Browse Our Inventory. 4. Sometimes it will blow warm air, sometimes it will blow cold air. 1. If your AC isnât blowing cold, it must be serviced by a licensed mechanic certified for HVAC (Heating, Ventilation, and Air Conditioning) work. As mentioned, there are many potential causes for your AC to blow warm or hot air into the cabin rather than cold, fresh air. https://www.wikihow.com/Diagnose-a-Non-Working-Air-Conditioning-in-a-Car 1. When you turn on the air conditioner in your car, you expect to receive a flow of fresh, cold air. (but usually after driving for 15 min I can get cold air again) Air Conditioner – If your car’s air conditioner stops working on a hot day, then the ride to your destination can be quite uncomfortable. A broken condenser is another real cause for which your car AC might not operate properly. Repairs covered by 12-month/12,000-mile warranty. What Sensors in the AC Tell the Car If the System Is Working or Not? Give attention to the AC evaporator box water drain tube. The problem is it'll be blowing cold air, then all of a sudden it'll just blow air, not cold, not hot. Please see our, Toyota Tundra - AC is not working - West Palm Beach, Florida, Jeremy was awesome. While your situation the problem is cold air, it may be how this system gets stuck in your car. What Happens When Car AC Stopped Blowing Cold Air? The Usual Suspects The clutch cycling switch is a component which triggers the electromagnetic clutch connected to the air compressor. Recently I have noticed that the air from ac vents sometimes cold, but sometime less cool/fan mode for a while, before return to cold. I appreciate his knowledge and attention to detail with my car. You can also go to our homepage and search for your car problem by using the button below. When the car ac is not blowing air from vents it is a sign of a faulty blower fan or air duct blockage. This often causes the AC condenser to start leaking refrigerant, which will cause the AC refrigerant to pour out. 3. A faulty blower fan can make the car ac stopped working suddenly. I then came back to the car a few hours later and now it's blowing cold again from all vents. I hope you enjoy my content! Check to see that the cooling fans on the condenser or radiator are running when the air conditioning is … Home » Air Condition » 9 Causes of Car AC is Not Blowing Cold Air, In Air condition by Magnus SellénJanuary 13, 20214 Comments. Faulty Heat Controller / Air Condition Control Unit, AC Compressor Clutch Symptoms & Replacement Cost, 7 Causes Why Car Temperature Gauge Stays on Cold, Alternator Not Charging - 6 Causes & Diagnostics. How often does the system fail? 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