car ac blowing hot air suddenly

5 Reasons Your AC Is Blowing Hot Air And How To Fix Them. Took car to Big O tires for free AC check they said expansion valve needed to be replaced and so I did.

5 Reasons Why Your Car Ac Is Blowing Hot Air How To Fix Carcarehunt

Httpamznto2HPlaLAHow to fix car blowing hot air when AC is on.

. Did a coolant recharge per the directions. The new compressor was good sofar but today the temperature hit 90 for the first time this year and the ac got. When there isnt enough freon the air conditioners clucth wont come.

Refrigerant is a liquid that circulates through your cars AC system expanding and contracting as it removes heat and humidity from the cabin. Less common causes are clogged expansion valve or orifice tube. The fans could actually be broken like a burnt out motor bad mount a chipped fan blade or they could simply have an electrical problem like a blown fuse or burnt out relay.

Your car AC is actually a heat exchanger that recirculates warm air from inside the cabin and replaces it with cold air. Still blowing hot air some of the lines around the AC are cold to the touch and the compressor is running all the time. If the air coming out of the vents does get hot - assuming an engine thats at full operating temperature and an engine speed above about 2K RPM - the failure is somewhere else.

Youll probably still be overcharged but without having the proper gauges. Thats when you notice that the fan is blowing warm air. AC would suddenly blow hot air just on the drivers side while the passenger side still blew cold.

Sometimes go 30-40mins with it blowing cold and then suddenly hot air and sometimes just 5- 10mins. Ad Other reasons your car might be blowing hot air from your AC include a worn-out. Your Car Is Leaking Refrigerant.

This issue can be diagnosed easily. You dont want more then 120 on the low side with car off. But I remember on the paperwork that the guy doing my AC check gave to the counter person had this expansion valve E and C the estimate he gave me didnt say anything other than thermostatic expansion valve labor.

If the amount of heat in the vents goes down or stays the same youve got a failing servo. In most cases its due to a loss of refrigerant in the system. The permanent solution is to repair the leaks in your system.

When your air conditioning system isnt blowing cool air that is the first sign that you need auto AC repair. Theres a leak if your air conditioner begins to pump warm air. Like having a blocked condenser having broken cooling fans can cause a lack of cooling at your condenser and could cause your car AC blowing hot air.

The fast and easy fix is to recharge your ac system and replace the refrigerant gas that your system lost. Its actually a really simple process to refill your car or van ai. When it is working properly your cars air conditioner is a wonderful thing.

The AC compressor clutch should be engaged and the compressor running. Driving along with AC on it suddenly began blowing hot air instead of cold air. Jump to Latest Follow 1 - 4 of 4 Posts.

Other possibilities include a faulty compressor broken cooling fans or an issue in your electrical system. Photo by Abeer M. Why is Your Car AC Blowing Hot air.

Thankfully in this guide we will review each of these car AC problems in detail. Ac blowing hot air. Itll be close enough to at least make it work.

Open your vehicles dashboard holder to remove the. When it is not which of course occurs on the most brutally hot day of the year the AC suddenly becomes a cruel joke blowing warm stale air into your vehicle. The first reason why your AC isnt blowing cool air is because it needs a freon recharge.

There are a couple of reasons why your AC isnt blowing cool air and instead is blowing warm air. AC working fine then one day starts blowing warm air. A car AC blowing hot air is often the result of a refrigerant leak.

The rest can bleed off as most cars in the current century wont hold a full charge anyways. Recharging refrigerant is only necessary if there is a leak in the system which is quite unlikely because refrigerant is constantly regenerated. Ac suddenly blowing hot air.

The only way to correct it was to turn the car off and back on and then it would immediately start blowing cold again. The most common causes for car AC blowing hot air are low or overcharged refrigerant compressor malfunction dirty condenser or evaporator coils faulty blend door actuator defective evaporator temperature sensor bad AC pressure sensor and bad fuse or relay. I got the ac compressor replaced in October last year on my Honda CR-V 2009 with Denso brand new compressorAnd the main reason for replacement was a noise issue on the original compressor but it was working fine.

The most common cause of an AC system blowing warm air is a lack of refrigerant though you may also have a problem with your condenser.

5 Reasons Why Your Car Ac Is Blowing Hot Air Vehiclecare Blaze