ac in car sometimes doesn't work

Failed AC compressor compressor clutch. Most often this issue is caused by a refrigerant leak.

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Fuses can also blow up and affect the whole AC circuitry.

. Lets take some time and explain all 8 reasons why your cars air conditioning compressor wont turn on. With the car running switch the AC to the on position the air conditioner will not work unless the engine is running. This is because if fans do not work properly the condenser may not receive proper cooling.

R-134a is a liquid refrigerant. R-134a is vital to your vehicles air conditioning system. Low amounts of AC freon refrigerant will be detected by the AC pressure sensor switch causing the AC not to kick in.

Since there are multiple possibilities that could be causing the AC to not work all the time you might want to have a professional mechanic complete an AC not working inspection to determine what. Your Air Filter is Dirty. If your vehicles air conditioning system isnt working properly its definitely an inconvenienceespecially if youre driving around during the summer.

Driving down the road air flies through the condenser just because the vehicle is moving but at a stop a fan is required to help remove the heat. Blocked or Broken Condenser. Bad or Failing Fan Clutch.

If your thermostat is set incorrectly then your AC isnt going to work. No Cold Air from AC. Select the normal or fresh air setting rather than recirculated air and make sure it is coming out of the dash vents.

Refilling the Freon in your car ac system can be the solution for car air conditioners blowing hot air when idle. Causes and how to fix It Lackovercharged refrigerant. Sometimes electric issues in the AC system are caused by worn-out electrical components or wires that have short-circuited.

Check to make sure it is not set to heat or that the temperature isnt set too high. Faulty cooling fans are another reason why your car ac does not blow cold air. The lack of use tends to shock the system when it is put into use.

These were the two main causes for car AC not blowing cold air when idling however there can be a few more that can indirectly lead to such a problem and thus shouldnt be ignored-. There are several ways debris can get into your cars air conditioning system to. Low Refrigerant in the AC System.

A failed AC compressor means that the air refrigerant. If that fan is weak or doesnt work your AC wont work at idle or at all in. This is by far the most common issue as to why your AC is not working.

I would say you could have an issue with a condenser cooling fan. Up to 8 cash back There are several possibilities here ranging from a damaged AC actuator loose electrical connections or a damaged AC control module. So check the Freon level in the first place.

Your ACs components rely heavily on the refrigerant to cool the vehicle. If you turn on your AC on one day and nothing happens you may be dealing with a major component failure. Without sufficient refrigerant the other air conditioning components will be unable to function.

Your vehicles AC system consists of a compressor condenser evaporator expansion valve a series of tubes and several fansblowers. It may be that the clutch on the AC compressor is faulty sometimes it doesnt engage or it could be a wire is loose or a loose connector plug next time it blows hot air when it should be cold lift the hood make sure that the clutch on the AC is engaged hope this.

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