The air conditioning compressor will not engage.When a scan tool is connected it indicates that there is no A/C request signal.Technician A says that the refrigerant system may have a faulty thermostatic expansion valve.Technician B says that an engine cooling system thermostat which is opening too soon could be the cause.Who is correct? A) Technician A only B) Technician B only C) Both A and B D) Neither A nor B

Question

Quizplus · Accepted Answer

The issue described involves the air conditioning system not receiving a signal to engage, which is an electrical or control issue rather than a problem with the refrigerant system's mechanical components (like the thermostatic expansion valve) or the engine cooling system's thermostat.

The Air Conditioning Compressor Will Not Engage