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Home >> Mercury >> 2009 >> Sable Premier, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1255 (Engine Controls - Powertrain DTC Charts & Descriptions (Except Diesel & Hybrid)) >> DTC Diagnosis >> DTC P0532: - A/C Pressure Refrigerant Sensor A Circuit Low

DTC P0532: - A/C Pressure Refrigerant Sensor A Circuit Low

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DTC P0532: - A/C PRESSURE REFRIGERANT SENSOR A CIRCUIT LOW

Description:  The air conditioning pressure (ACP) transducer sensor inputs a voltage to the powertrain control module (PCM). If the voltage is below the calibrated level the DTC sets.
Possible Causes: 
  • ACP transducer sensor circuit short to GND or SIGRTN
  • VREF circuit open
  • Open ACP transducer sensor circuit
  • Damaged ACP transducer sensor
Diagnostic Aids:  Verify the VREF voltage is between 4 and 6 volts.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to Pinpoint Test DS .