Car Air Conditioner Blowing White Mist

The first is to check the air filters in your vehicle. If the air temperature near the unit is below Dew Point this causes water vapor to form in the air and condense into water droplets causing the fog or smoke.

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Itll happen in any car if the air is moist enough when the AC is turned on.

. Basically youve got a cold blast hitting moist air in the car interior and converting it to water vapor. If you see white smoke blowing out from the air vent of your car when you have the ac on then you have a problem. You usually always replace the Drier when any AC system will be opened to the aireven home units ie.

I would suggest using a thermometer to determine true performance. Also seen a white mist come out of the vents. If its white smoke thats most likely largely steam but it means coolant is getting into the combustion chamber somehow.

There is a temp sensor on the evaporator core that should turn the compressor off when its around 35deg. The drain hole helps to collect the vapor through condensation and release it. Yes you have a refrigerant leak thats why recharging fixes it temporarily.

The cold dryer air blowing out of the air conditioner is mixing with warmer humid air causing the water to condense in the air producing a light fog or appear as smoke to blow out. What makes ac system blows white smokelike out of. Its the same thing that happens when you open a cold freezer in the summer and mist comes out.

Newer units collect this condensation in a pan and reuse it for keeping the components cool. Then turned on the recirculating button and AC worked fine. When I turn on the AC it blows cold air but a white fog blows out of the vents as well and it has a strange odor.

The white smoke is water vapor. Mine also had the mist on start up when the evaporator was leaking. I smells similar to radiator.

Its easy to tell if this is the problem by simply turning the AC off when this happens leave it off for a few minutes and see if the AC works okay when you turn it back on then starts blowing vapor again as it runs. Up to 20 cash back My cars air conditioner works normally but white mist fog comes in through the dash vents after a few minutes driving. All air conditioners produce condensation.

After a heavy storm of rain last night I awoke this morning to a white mist blowing from it. Older air conditioners however have a drain hole through which the water escapes. Now it only blows this mist after the car has heated up when you change the heat settings from full cold to something warmer.

If they are dirty then the air conditioner will have to work harder to produce cold air which can overheat the engine. When an air conditioner blows a vapor from the air vents the air coming out of the vents is too cold. I have a 1999 VT Series 1 Commodore and the air conditioner blows a white mist with a dry smell to it.

If its black smoke it means engine oil is getting into the combustion chamber. What causes a white mist to spray out of my cars air conditioner. It is water vapor as the air passes over the evaporator core face when it is extremely cold.

Probably because AC system is pumping heat not cold now. If you put it back to cold once it has cleared all the mist from the vents it stops again. The floor drain could also be stopped up and not letting the water drain out of the car.

When you put AC on it does not get cold. The white and odorless smoke or steam from your air conditioner can be due to the excess water present in the heater box. If you have an older air conditioner thats blowing odorless white smoke this is a likely culprit.

Here are two 2 possible reasons for white smoke in your air conditioner. Also asked why is my AC blowing vapor. White mist blowing from Air Conditioner vent I have a Maytag Air Conditioner in my window its about 3- 4 years old.

Popular Answer 1clubinside on May 14 2018 Fog or smoke coming out the air vents is caused by cold dry air coming in contact with warmer more moist air near the air conditioner. There are four possible reasons why a white mist is blowing out of your air conditioner when you turn it on. Commonly it is a sign of a restricted drain hole that needs cleaning.

The Drier removes moisture from inside the system. Expensive but not as expensive as a total engine rebuild. I have a 1995 Lincoln Town Car.

Just the water in the air getting condensed. Most common way would be via a blown head gasket. You can also turn the AC on when its cold and the compressor should cycle on and off with longer periods of off time.

Rain I turned on the air conditioner and a white mist began pouring out of the vent in the cabin. About five minutes later it turned back and full force cold air worked again for about another 30 minutes then the same sequence as above repeated all over. Some times the evaporator freezes up due to a lack of air flow or a restriction in the flow of freon in the system.

After a three hour drive like this I turned off the AC so the fans were blowing full speed but just vent air. The ac blows cold air and hot air. You need to adjust the temperature control.

Car air conditioner blowing white mist often indicates that the drain hole is blocked and cannot get rid of the steam anymore. Sounds like we have a leak in the evaporator. Excess Water Stored in The Heater Box The odorless white steam or smoke coming out of your air conditioner is probably excess water stored in the heater box.

This can sometimes cause a mist to be blown into the cabin but it shouldnt be an every time thing. You may have a leak the filter might be dirty or coolant is getting into. Most likely you have either 1 a leak in your heater core which as Kirth says you should be able to smelltaste or 2 your AC drain vent is plugged causing liquid water condensed by the evaporator to be blown by the fan into the cabin.

White mist early in the morning if it is humid is telling me your ac is very cold. What you are seeing is probably fog which is a large amount of water in the evap box. I wanted to know if this is harmful and its not a mist of Freon.

The ac compressor should cycle off before the system gets this cold. When the core freezes it can cause the air out of the vents to get warm because the air going threw the hvac box can not get threw the core any more and it makes its way past the heater core instead. I turned off the AC waited a while and.

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