Car Air Conditioner Compressor Not Turning On

The ac button has a light on the button that illuminates when the air conditioner is turned on.

Car air conditioner compressor not turning on. Turn on your ac even if it isn t working and go to the front of your car to listen to the compressor. Automotive air conditioning system uses an electromagnetic clutch mechanism that engages the compressor to turn the ac unit. When the compressor is not coming on your air conditioner unit will not run properly. As its name implies the compressor s main function is compression.

After that it squeezes the gaseous refrigerant into a condenser. Air conditioning compressors need a constant supply of oil to prevent catastrophic failure and it s the refrigerant that carries the oil through the system. You are either too low on freon you have a power ground issue meaning the compressor isn t receiving the signal to turn on or the clutch itself is bad. When the compressor doesn t turn on at all it can mean a couple different things.

Turn the carâ s fan motor on high and press the button to turn on the ac. Final thoughts on when your air conditioner won t turn on. If it s silent you may have a fuse that has burnt out or disconnected. You will need a set of ac pressure gauges to check the following.

When your air conditioner won t turn on it can be frustrating and uncomfortable. If an ac compressor could not turn on this process could not begin. The three components of a car s air conditioning compressor clutch when power energizes the clutch coil the magnetic field pulls the clutch in to engage the compressor shaft. Check for the power.

When the refrigerant is still locating in a compressor it is often seen as the beginning part of an air conditioning cycle. That s why car makers install a low pressure switch to prevent the compressor from running if the system is low on refrigerant. This can also be labeled as max a c. To run this compressor the car s engine is directly connected to the pump rotor of the compressor with a belt.

An air conditioner can t work without a functioning compressor. On standard residential air conditioning systems the compressor is typically located in the outdoor unit. But hopefully this article on troubleshooting when your ac won t turn on was helpful at getting you to where you need to be. If the clutch doesn t.

There are a lot of factors that determine whether your compressor will turn on including blockages and problems with the thermostat that may prevent the compressor from working properly. Leave your car s hood open and turn on the engine. To utilize the ac on your car on demand the clutch compressor is activated.