This is the most common reason for why your car s ac is not blowing cold air.
Air conditioner not blowing cold air but running car.
Reasons why your ac system is not blowing cold air.
Your a c blows warm air.
The main issues that occur with the car s air conditioning system are due to poor maintenance it is important to check your car s air conditioning system from time to time and make sure it is working properly.
Potential causes of hot air.
Start with the fan speed turned to its highest setting.
For a more in depth look at automotive air conditioning systems read this how stuff works article.
The best setting for diagnosis is fresh air not recirculated with the air blowing out of the center vents in the dash and the ac turned on.
Contrary to what you might think too much refrigerant flowing into the evaporator doesn t lead to cooler air.
And when it senses any issue ac is the first thing to get shut off.
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.
Poor maintenance of the air conditioning unit is the main culprit for car air conditioner not blowing cold air when idling.
The problem occurs at most cars at some point in their lifetime.
A car ac system is a very important part that offers comfort for drivers and passengers.
What you can do is check whether the electric cooling fan that sits beside the condenser is running.
With little or no use during a long.
Turn the air conditioning on while the car is running.
Checking the system from time to time is crucial to keep it in a good condition.
Therefore it is possible that your car is low on refrigerant that is preventing your air conditioning from working properly.
The first culprit of your car air conditioning not giving off cold air when the car idling is the lack of air flow in the condenser.
Sometimes might be easy and inexpensive but sometimes it might be costly.
This is sometimes called a flooded evaporator a.
The causes why car ac not blowing cold air when idle.
When you turn on the air conditioner in your car you expect to receive a flow of fresh cold air.
If your air is blowing cool but not cold the problem could be a clogged filter cooling fan problem radiator trouble or it could simply be that you need to recharge your ac.
Having your car s air conditioning go out suddenly can ruin your day fast.
As mentioned there are many potential causes.
A number of different problems can prevent your ac from blowing cold air into the cabin and some are more serious than others.
Blend air door is the reason for drawing hot air to cold air in your car system.
This door is located in the ventilation system.
Stuck blend air door.
A large restriction of refrigerant will also result in your a c blowing warm air.
However that s not always what happens.
But what if your car air conditioner blows cold and then warm air.