Why Is My Air Conditioner In My Car Not Blowing Hard

August 25, 2021 Post a Comment

WHY AC DOES NOT BLOW STRONG AC HEATER NOT BLOWING GOODIf you car air conditioner does not blow air it feels like you have weak air flow and not enough air. Checked continuity of 40 amp blower fuse.

Why Does My Car Air Conditioner Blow Cold Then Warm Firestone Complete Auto Care

Refrigerant thats in a liquid state makes its way to the evaporator where it boils as warm air from the cabin flows across it.

Why is my air conditioner in my car not blowing hard. Step 3 - A fan blower motor is controlled by either a switch in the passenger compartment or by a computer. 2 Answers I have a 2004 PT Cruiser which I just had a new blower motor installed in for the air conditioner system. Hire an AC professional to clean the dirty coils.

If you are experiencing a decrease in airflow your AC blower might be to blame. When the blades are covered with an excessive amount of dust or the blower motor is broken you will have issues with your system. AC Refrigerant is Leaking.

There is no battery to operate the blower. The blower was not putting out as much airflow as normal so I took it into my mechanic. If your car AC is not blowing cold air or just simply not working then you might be dealing with one or more of the problems listed below.

To test this condition an amp meter is needed connect the meter lead to the power wire of the fan motor. Here are a few things that could be blocking up your vents and causing a low airflow air conditioning problem. These problems can keep the blower fan from blowing enough air out of your vents to keep you cool.

The refrigerant is what keeps the cabin cool. As your car ages you may notice that it seems like the AC doesnt blow as hard the temperature still seems cold but the air just doesnt blow like it used to. What happens is this.

Over time air conditioning systems lose their refrigerant charge. Your car AC is actually a heat exchanger that recirculates warm air from inside the cabin and replaces it with cold air. This can happen in a closed system or it can be due to a leak.

In most cases its due to a loss of refrigerant in the system. Start From the Top. Here are some of the most common causes of a car AC not blowing air from vents.

When you first realize that your car AC is not blowing air from the vents you should try not to panic. To check this you will need to. This will restrict airflow through your system and lead to an AC that isnt blowing very hard.

If this fan motor is starting to fail it will cause the fan motor to run at a lower speed resulting in low air flow. Checked for battery at the blower when the car is running. Rotated all the unmarked relays around in the junction box.

Refrigerant undercharge caused by a refrigerant leak. The truth is that the problem youre experiencing could be caused by something as simple as a blown fuse. Air Conditioner not blowing as hard as it should.

Low airflow over the coil caused by a dirty filter blocked returnsupply vents and a malfunctioning blower. Rotated all the PDC relays around they have the same ID other than ABS pump. Blower still does not work.

If the system is simply low its an easy fix to add refrigerant and you can purchase and recharge it yourself at any NAPA Auto Parts store. If you forget to change your air filter or run your air conditioner without an air filter your evaporator coil can become extremely dirty. When there is a refrigerant leak an oily substance can form around an AC hose.

Problems like a fan clogged with dirt a dead motor a loose fan belt or a stuck wheel can all cause your blower to not work properly. Blower still does not work. Causes of a frozen evaporator coil include.

Located inside the air handler this fan is responsible for pushing the cold air through the ducts.

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