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Home >> Ford >> 2005 >> Escape Hybrid, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Description And Operation - (Hybrid) >> Powertrain Control Module (PCM) Inputs >> Air Conditioning (A/C) Low Pressure Switch

Air Conditioning (A/C) Low Pressure Switch

The A/C low pressure switch is used for additional A/C system pressure control. This normally closed switch opens when the refrigerant pressure drops below 152 kPa (22 psi). This results in the A/C turning off, preventing the evaporator from freezing.