Why does my car air conditioner work sometimes?
We know the feeling. Ironically, the very thing that makes an air conditioning system convenient, easy to use and reliable is the thing that most often causes intermittent problems — electronics. Over the last ten years more and more features have been added that make automotive air conditioning and heating systems more complex.
What are the most common air conditioner problems?
Common A/C Problems 1 A/C Blowing Warm Air 2 No pressure or low refrigerant levels in the A/C System 3 Compressor Clutch 4 Freon R134a leaks 5 A/C compressor not engaging. 6 Liquid lock of the compressor 7 A/C blowing hot air 8 Compressors switches on then off very quickly.
How does Mercedes Benz air conditioner system work?
While the pictures on this article are of Mercedes Benz cars, this guide is written to apply to all makes and models. How the A/C System Works. A/C compressor not engaging.
What to do when your air conditioner stops working?
The first thing to do if you experience an intermittent auto air conditioning problem is to take notes. Record everything related to the event. 1. How long were you driving before the system failed?
Why does my air conditioner only work sometimes?
It stopped working last summer and a few days later it was cooling again. It seems to work when it wants to but it does seem to stop cooling if I’ve been out driving a couple hours. I may not drive for a couple days and it will cool again.
Why does my car AC keep blowing warm air?
No matter it’s your home ac or the car ac, there is a device named condenser in each of them. Its job is to cool the warm refrigerant, and that makes the air cold when it reaches the evaporator. This condenser has cooled and fans to push the air through.
Why does my air conditioner fail when I start the car?
Does your A/C work fine when you first start the car but then fail after a while, especially on hotter days? There is a good chance your AC compressor clutch has worn enough to prevent it from engaging when hot. If you are lucky, you may be able to fix it for free by removing some spacers!
What to do when your car AC is running?
Check the radiator fans to make sure at least one fan turns one when the AC is switched on. However, some cars operate both fans at low speed while driving and switch into high speed mode when the AC is running. So get tricked into thinking your fans are ok simply because they’re running.