It's a cycling clutch compressor. It disengages to keep system pressure where it should be. When it reaches the high point, it disengages. Then it engages again when it reaches the predetermined low point.
It could, the computer will disengage the ac compressor if the engine temp is too high.
If the compressor has stopped running altogether the AC will not work.
there is a leak in the compressor...
Heatstrips could be on with ac
low on refrigerant or the compressor isn't running..
if the compressor is Running you are low on freon, if its not then you have a electrical problem
In a car the heat usually comes from engine "waste heat". You just need to be running the engine. The compressor is part of the air conditioner, which is used for cooling not heating.
Make certain the compressor is running. If it's not running, have the refrigerant level tested.
Compressor not running?Heater control in heat position?
More than likely. Ensure the outdoor unit is running and that the compressor is running. Also check your filter.
You don't.Suction temperature does.Suction line should be cold and sweating.That's what keeps compressor motor cool.Discharge will always be hot.
Is it a central unit? check and see if the fan and compressor are running in the outdoor unit. The system may be low on freon or the compressor may not be running. It is best to call a qualified HVAC technician.