Reasons Why Vehicle AC May Not be Working - Service Questions Answered by the pros at Carlsen Subaru

May 17, 2019

Accept y'all ever come out to your auto during the summer later on its been cooking in the sun all solar day only to observe that the air-conditioning is blowing hot air? Mayhap it starts out cold then goes to bravado warm air. If the Ac in your automobile isn't working exactly as it should, it'south probably time to bring the vehicle to a local authorized service center like ours at Carlsen Subaru in Redwood City, CA. Our factory-trained technicians know all in that location is to know about automotive AC systems, and they're your best option for getting that absurd refreshing air back in your car. Below, we expect at half-dozen of the more mutual reasons we come across for a car Air conditioning organisation not working. If you have whatever questions, please give united states of america a call, schedule a service appointment online, or simply stop by our Subaru car and SUV repair shop at 480 Veterans Blvd, Redwood Urban center, CA 94063.

Driver's hand adjusting car AC controls.

6. Your Car Air conditioning Might Have A Bad Expansion Valve

Air workout systems are complicated marvels of modern engineering. Amid the many components is a affair chosen an expansion valve. This is responsible for doling out the proper amount of refrigerant. The most mutual symptom of a bad Air conditioning expansion valve is air that starts out cold but so goes warm before sometimes returning to common cold again.

Closeup of automotive air conditioning dryer

5. A Bad AC Dryer May Exist To Blame

Another part of your car'due south AC system is a matter that technicians telephone call a dryer. While this role serves as something of an auxiliary tank for excess refrigerant, it besides helps to remove moisture from the system. Typically, when the Air-conditioning dryer goes bad, you lot'll showtime to notice a moldy odour when the Ac is on. If the dryer fails, information technology can also cause your Air-conditioning to blow hot air.

four. Did The Air conditioning Condenser Get Damaged?

It may not seem like information technology, but air conditioning works because the refrigerant removes rut from the air. It then needs to release the heat, and that's where the condenser comes in. This function looks a lot similar the radiator and is even typically positioned past the engine's radiator. It'southward called a condenser because the refrigerant will lose its heat as it condenses inside. Since it's right up front end by the radiator, things similar rocks, a bad pothole, or a subconscious adjourn can damage it and let all the refrigerant to leak out. That volition certainly result in your machine's AC not working at all.

Closeup of automotive air conditioning compressor on white background

three. The AC Compressor Switch May Exist Bad

The refrigerant inside your motorcar'due south AC system is circulated past a special compressor. Y'all may know this role as the thing that kicks on and off when the AC is running. That on and off is operated by a special switch called the AC compressor switch, which helps maintain the circulation of refrigerant then the right amount of pressure remains consistent. If this switch goes bad, the compressor may never turn on, or it could stay on too long and damage other parts of the Air conditioning system.

2. AC Compressor Has Died

The Air conditioning compressor has a big chore of consistently beingness cycled on and off. That takes a toll on even the best made Subaru parts. If your automobile'southward Air-conditioning compressor goes out, y'all're probably looking at one of two means of getting the problem solved. Sometimes, only replacing the clutch in the Ac compressor will solve the problem. Yet, information technology's just as common for the entire AC compressor to need replacement. Either way, nosotros'll probably take to recharge your Ac system to get it working again.

one. Problems With AC Refrigerant

The refrigerant is the life-blood of whatsoever air-conditioning organization. It's especially engineered to wheel between liquid and gaseous states to remove heat from the air and create that cool breeze from car vents that we all need. Y'all may recognize this refrigerant by one of its make names that rhymes with neon. Whatsoever you lot phone call information technology, this refrigerant must be at an exact level for the AC to piece of work right. While overfilling is a mutual trouble for those who turn to that cheap AC-in-a-tin can recharge kit, our authorized service center most commonly sees refrigerant problems caused by leaks. We can find these leaks speedily and easily past calculation a special dye to the system.

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