Why is my car AC blowing weak?
Nine times out of 10, weak airflow is caused by a clogged up cabin air filter. Over time, this filter catches all dirt and debris, which can build up and slow or stop the flow of air. It’s typically located under the dash on the passenger side or inside the glove box and should be cleaned or replaced regularly.
How much air should be coming out of vents?
If the AC system is operating correctly, then the air coming out of your vent should be about twenty degrees cooler than the regular temperature inside. So, if you’re cooling it and the house is 80 degrees, then you would ideally want the air to be about 60 degrees.
Why does my car have no air in the vents?
Step 3 – A fan blower motor is controlled by either a switch in the passenger compartment or by a computer. 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. To test this condition an amp meter is needed, connect the meter lead to the power wire of the fan motor.
Why does my a / C blow hot air on the driver side?
Could be a multitude of things and I’d bet they’re electronic in nature. You have two air mix control dampers; one for the driver’s side and one for the passenger side that are independently controlled and operated by electric servo motors. It sounds like your a/c is operating fine since you get cold air on the passenger side.
How to troubleshoot and repair vents low air flow?
Easy step by step guide one how to troubleshoot and repair vent low air flow, this article pertains to most vehicles. Step 1 – Most air control vents are equipped with a flow control door that is located at the vent outlet. This door is controlled by a thumb wheel that when activated will open and close the vent air flow door.
Why is there no air coming out of my windshield?
If these air intakes become plugged by a piece of paper, cloth or other form of blockage it will slow or stop the airflow. Inspect both external and internal air intakes located at the base of the windshield (external) and at the passenger side foot well (internal).