ac only works when driving slow

Monday, May 23, 2022 Edit

If that is so and if you have only one electric fan both for condenser and radiator of engine in your car then you can just full rev the engine for 510 min while keeping the car stationary and check if the fan sta. If this valve fails to go the proper position for refrigerant line temperature it doesnt convert the refrigerant into a gas but instead it remains a liquid and the cooling effect stops.

Car Ac Not Blowing Or Car Fan Not Working Bluedevil Products

The air conditioning compressor will turn off at the slightest rise of heat due to excessive HEAD PRESSURE - however the engine will not show any signs of overheating.

. Tuesday July 1st 2014 AT 742 AM. 36 to use the AC. The quick way to check the POA setting is to run the AC at idle unplug the blower fan and look at the low side pressure.

It probably isnt he compressor. If your car AC blows cold air when driving at highway speeds but turns warm at stop lights or when driving at slow speeds you may have a bad radiator fan or radiator fan relay. Full larimie heated leather infinity sound system.

So I just bought this new to me 03 Ram 2500HD 57L Hemi. The AC on my 2008 20 L turbo now only works when I am driving at speeds of at least 30 MPH. So 17500 later the shop says it was the fan clutch.

Up to 8 cash back The high pressure hose is designed to increase and decrease AC pressure during different driving conditions since the AC drive belt will increase in. When driving at slower speeds or idling the AC. For the AC to work there has to be a change of state from gas to a liquid in the condenser in.

Answer 1 of 4. After a minute or so the low side will stabilize at the. The ac needs air constantly flowing across the condenser-this is the thing in front of your radiator that looks like a radiator.

Air condition systems only need around 6 lb of pressure to operate. If the car is moving the air conditioning system will not require a secondary. When you stop or slow down the airflow depends more on the fan which is either electric or mechanical.

Odds are good that the fan switch may be at fault but a more likely reason is that a blower motor resistor that controls the voltage going to the blower has packed it in resulting in. When your going down the road airflow is no problem. Up to 25 cash back Ac on auto only works when you drive fast.

As soon as you slow down the ac goes out. Most likely it would be due to AC condenser fan malfunctioning. As soon as you get moving it gets cold again.

If thats not the issue then your coils on your condenser is stopped up not allowing it to cool the air. It may come back but only when you - Answered by a verified. Look for the ac compressorand locate the large ac line coming off the ac compressorFollow it until you come to the ac charge portthis is where you charge it up with a charge hose that you.

You may have a fan malfunctioning. Get a thermometer that goes in your vent to see if its hot as you think it is or not from Amazon HERE. The AC blows hard all the time but when you are sitting at idle at a redlight or something it goes from cold to lukewarm.

When you are moving the air is flowing through the condenser coils which is what cools the air. Your car AC relies heavily on the motor fans to circulate the flow of freon when the car is at rest. Your AC Fancondenser is might be broken ie Problem with the spindle sometimes when the spindle is broken on travelling at high speeds the fan is pushed.

It could be but there is a much more likely culprit. Ac only works when driving slow Then it kicks off for about 2 second. If your HVAC works the same as an 04 try this.

My one issue is the AC doesnt. -key to ON position engine off. The fans have two modes a slow and fast one.

Sounds like either youre low on freon or your condenser fans are not kicking on. 99 for a fan clutch. Feel like I was robbed to some degree.

AC Blows Cold Air Only When Driving 30 MPH or Faster. Super nice super clean. If thats not the issue then your coils on your condenser is stopped up not allowing it to cool the air.

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