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A concern of intermittent AC cooling is being diagnosed. The gauge set shows intermittently high and low side pressure gauge readings and the high side intermittently drops to 100 psi. Which of the following is the MOST likely cause?

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ASE defines area A7 heating and air conditioning as an individual service area. This area includes all components and systems both mechanical and electronic that are related to a vehicle's heating and air conditioning system.


A concern of intermittent AC cooling is being diagnosed. The gauge set shows intermittently high and low side pressure gauge readings and the high side intermittently drops to 100 psi. Which of the following is the MOST likely cause?





 
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