Why is my car not blowing any air from the vents?
Another common cause of a car AC not blowing air from vents is a bad relay. There are a number of relays in your car that are used to take a small electrical current and turn it into a larger electrical current for your car’s various systems.
How to clean out car air vents?
Method 2 Method 2 of 3: Cleaning the A/C Vent System Download Article
- Replace your car’s cabin air filter. Most newer cars have an easily replaceable air filter that you can access from inside the cabin.
- Clear off and spray the air intake vents. The air intakes are on the exterior of the car around the windshield cowling.
- Spray all vents with disinfectant cleaner. ...
- Start the engine and set the air conditioner to max. ...
Why are my vents not blowing out air?
- Clean outdoor condenser unit
- Vacuum indoor vents and keep them unclogged
- Increase the thermostat temperature
- Keep blinds and curtains closed
- Clear your drain line
- Insulate any exposed ductwork
Why is there no air coming from vents?
- Unblock and clean your vents. Here's a super easy way to increase air flow.
- Change your filters and clean your return grill. A dirty air filter impedes air movement and makes it hard for your furnace to work efficiently.
- Seal leaky ductwork. Snap on some goggles and a dust mask, it's time to check out your air ducts.
What causes no air come out of vents in car?
There are several possible reasons why no air is coming out of the vents in your car. Some of the most common causes include a clogged air intake, a blown fuse in the ventilation system, broken belts, clogged ducts, or electrical issues with the relay.
How do you unclog car AC vents?
Method 1Step 1: Warm Water and White Vinegar (with or without lemon juice) or Lemon Scented Cleaning Vinegar. Equal amounts of white vinegar and warm water can be combined to make a homemade car air vent cleaner. ... Step 2: Foam Paint brushes. ... Step 3: Microfiber Towel. ... Step 4: Dish Detergent and Warm Water.
Why is my dashboard air vents not working?
This problem can either be caused by a damaged blower motor or resistor, blocked air intake, damaged fuse, or a torn hose. You can use these common factors to properly investigate the actual cause of your vehicle's vent problems.
How do you fix an air vent in a car?
0:211:48How to replace side AC / heater air vent in your car. - YouTubeYouTubeStart of suggested clipEnd of suggested clipArea below to replace the side air vent first open the door second use a trim removal tool and takeMoreArea below to replace the side air vent first open the door second use a trim removal tool and take out the side cover panel. Step 3 firmly grab onto the old air vent and then yank it.
How do you know if your car AC is clogged?
1:533:27Finding And Fixing AC System Blockages - YouTubeYouTubeStart of suggested clipEnd of suggested clipBut sometimes it cools and sometimes it doesn't so we're gonna check various spots to see if thereMoreBut sometimes it cools and sometimes it doesn't so we're gonna check various spots to see if there are any hot or cold spots showing. It's clogged.
How do I increase the airflow in my vents?
How to Increase Airflow to Second Floor?Keep Air Conditioner Running in Fan Mode. ... Install a Ceiling Fan. ... Increase the Size of Return Vents. ... Increase Number of Vents. ... Clear the Vents. ... Close Vents on Lower Floors. ... Go for Ductless Air Conditioning. ... Get a Zoned HVAC System.
How much does it cost to fix vent in car?
Most auto dealer service shops charge $200-250 to replace a single A/C vent! You can do it yourself for $15 and pocket the savings.
Why is my air conditioner in my car not blowing hard?
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. These problems can keep the blower fan from blowing enough air out of your vents to keep you cool. Your evaporator coil needs air to blow over it to complete your AC's cooling process.
Why does no air come out of vents in car?
A blown fuse is a reason why no air comes out of vents in the car. Bad Relay: A bad relay is responsible for this problem. It is a little current which is controlling a large amount of current. In this situation, the relay is taking a little electrical current.
Why does my car not have air vents?
If the fuse of the ventilation system blows, the circuit stops working. So, the vents will not get any power from this. A blown fuse is a reason why no air comes out of vents in the car.
Why is there no air coming out of my blower motor?
The resistor is limiting the output of your blower motor. For this reason, you are getting sufficient air. In the meantime, any kind of malfunctioning of the blower resistor will result in no air in the vents. Clogged Intake Of The Air: No air coming out of the vents is possibly for clogging of the air intake.
How does a vent door work?
It is situated in the vent outlet. The door is regulated by a wheel. Activation of the thumbwheel opens as well as closes the airflow of the vent door. Work with the wheel from one portion to the other at the time of observing the airflow.
What happens when a vent stops working?
When it stops functioning, the vents will no longer receive any power to operate. Nonfunctioning Blower Motor: Blower motor is a particular type of motor. It is sending the air into the vents of the car.
What happens if you don't fix vents?
If you don’t solve it, further damage will occur to your car by driving as the vents are not functioning. The ventilation system is basically for the comfort of the passenger and driver. Whereas, it remains an essential system within your car.
Why does my car feel stuffy?
Besides, it will control the direction and pattern. If the vents stop functioning, the car begins to seem and feel stuffy. This occurs because of the shortage of circulation.
Why do I have to wipe down my car air conditioner vents?
When you're doing some routine cleaning of your car you might give the outside of your vents a quick wipe down to keep them clean, but it's possible if the ducts themselves are clogged that could be what's preventing your air conditioner from blowing air into the cabin. If that's the case, there are some methods that you can try to clean your ducts ...
Why is my AC not blowing?
Common Causes for Your AC Not Blowing Air from the Vents. The vents in your car are important for circulating natural air from outside that's pulled into your car as well as the heat and the air-conditioning. Because your car is essentially just a metal box, you really don't have a lot of circulation without a properly functioning ventilation ...
Why is my air conditioner not blowing air?
If the dial or the button that you're using isn't properly connected because something has broken inside, then your air conditioner simply can't get the signal ...
Why won't my air conditioner blow out?
If the intake is clogged, and your inside air intake can be clogged by fallen leaves and other debris very easily, then your air conditioner will not be able to blow any air out because there's simply nothing blowing through your ventilation system.
What happens if cabin air filter is blocked?
If your cabin air filter is severely blocked with dust and debris, then you're going to drastically limit the air flow coming from your air conditioning unit. It could get so bad that no air is able to circulate as well.
What to do if your car air filter is clogged?
If the filter is badly clogged, then you're going to want to replace it with a new one. Finally, you can buy some compressed air cleaners that are meant to not only clean out your ducts but also provide a fresh scent that can kill any bacteria that is developed deeper into the ductwork of your car's ventilation system.
What happens if you blow a fuse in a car?
If you blow the fuse for your ventilation system, then you have severed the circuit that keeps it operating and it won't be able to function again until you have a new fuse in place.
Reasons Why Air Will Not Come Out
We’ve all been there. We go to turn on the AC, and we hear it click on, but no air is coming out of the vents. We fiddle with the vents and dials, but still can’t get it to work. Immediately the thought of driving the car on a hot day, without AC becomes anxiety-inducing.
Bad Fuse
The ventilation system in your car relies on an electrical system. Part of that system is a fuse that is in charge of overcurrent protection. In the scenario where the fuse blows, the circuit that powers the ventilation will stop working completely. In which case you’ll be left without air completely.
Dysfunctional Relay
Like fuses, relays play an important role in the electrical system that controls the ventilation system in your car. Relays take small currents in order to control the larger currents the ventilation requires in order to operate. If the relay in the system is bad, the vents will no longer receive the power they need to operate.
Broken Hose
Hoses in the venting system are very important. In fact, there are multiple hoses in the ventilation system for modern cars. They help transfer air, water, and other fluid so the system can function properly. Over time, these hoses are susceptible to wear and tear, such as:
Bad Blower Motor
Blower motors are the most important component in an automobile’s ventilation system. The blower motor is responsible for sending air through the vents of your car. Over time, blower motors can become damaged, or completely fail. In which case, air will no longer come out of your vents.
How to Troubleshoot the Issue Yourself
If you would like, you can try to troubleshoot the problem at home. You can follow these simple steps to do so:
Hire a Pro To Fix the Vent System
Air not coming out of your vents is not an emergency repair. You are unlikely to cause any more damage to your vehicle if you delay the service.
Let's Jump In!
When the HVAC system is on you should be able to hear the blower motor running, this sound should change pitch when adjusting the fan speed. If no sound is heard this means the blower motor is not working, start by testing the fuse , relay, resistor or blower motor itself.
Questions?
Our certified technicians are ready to answer air vent questions for free. We hope you saved money and learned from this guide. We are creating a full set of car repair guides. Please subscribe to our 2CarPros YouTube channel and check back often for new videos which are uploaded regularly.