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Home >> Oldsmobile >> 1990 >> Toronado Base, 4T60/ME9 >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> A/C-Heater System - Automatic >> Testing >> Input Data Display Code Definitions >> Code B108, Low Refrigerant Pressure Switch

Code B108, Low Refrigerant Pressure Switch

Low refrigerant pressure switch displays state of switch as "HI" or "LO" voltage inputs to BCM. "HI" indicates refrigerant pressure is present (switch closed) or "LO" indicates low refrigerant pressure (switch open).