my ac only works when driving

Low refrigerant levels will cause a lack of AC system pressure when the engine is. First check to see if the coolant level is low.

Air Con Regassing Everything You Need To Know Rac Drive

When the car is moving versus stopped there is more air flow over the condenser the.

. If it is then you will need to add more fluid. Reasons Why AC Only Works When Driving. You need air moving overthrough the condenser whether its.

This problem can be caused from a malfunctioning expansion valve. Hydraulic problems under the hood. When driving at slower speeds or idling the AC blows warm.

Up to 8 cash back When your car is moving say at 45 MPH there is lots of air flow over the condenser the condenser is the heat exchanger in front of the radiator and that. Why does my air in my car only work sometimes. The compressor is what.

Why Does My AC Only Work When The Car Is Moving. 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. WHEN I AM IDLING IT STOPS BLOWING COLD AIR.

MY AC ONLY WORKS WHEN I AM DRIVING. April 2014 edited April 2014 The AC on my 2008 20 L turbo now only works when I am driving at speeds of at least 30 MPH. Ac cold while driving and not at a stop is typically indicative of an air flow problem if everything else is up to snuff.

The main two are that the system could be low on gas take it for a AC. When driving air conditioner blows cool and. The airflow from driving helps keep.

4 Causes Fixes 1. Get a thermometer that goes in your vent to see if its hot as you think it is or not from Amazon HERE. This door directs incoming air through either the AC evaporator or the heater core or a blend depending on the desired temperature.

Why is my AC only cold when Im driving. Your AC only working when the car is moving could be due to a lack of enough refrigerant. About Air Conditioning System.

Next day the car only started to only get cool when driving. There are a few things you can do to diagnose the AC issue. It got cool after about 2 mins of cruising at 50-60mph 3000rpm and vent temp would be around 55-60F at 85 Ambient.

One possibility is that the compressor isnt turning on when youre idling. - Chevrolet 2003 Tahoe question. This valve is what meters the amount of refrigerant that enters the evaporator as a gas.

Try turning it on and if it is not cooling spray the condenser down with a garden hose and see if it kicks on right away. If this fan isnt working your AC wont be able to regulate the temperature inside your car. Here are the possible causes.

There are a few reasons why your cars AC might only work when driving. AC only works while driving. If this valve fails to.

Perfect answer Professional recommendations There are a few possible causes. Some of these components may fail which could be the reason why your cars AC only works when driving. A malfunctioning vacuum-operated blend.

Electric problems under the hood. Defective Compressor Clutch The clutch of the compressor is needed to engage the. This is especially true when your car is stopped.

Faulty Condenser Fan The most. If that fan is weak or doesnt work your AC wont. Why does my AC work better when Im driving.

Ac Only Blows Cold When Driving 7 Reasons It S Not Working