P1463 Ford A/C Pressure Sensor Insufficient Pressure Change

P1463 Ford A/C Pressure Sensor Insufficient Pressure Change

Possible causes
  • A/C system mechanical failure.
  • Open ACP or VREF circuit.
  • A/C sensor damaged.
  • A/C system electrical failure.
  • A/C clutch always engaged.

    • Tech description
    Verify the A/C system function, including refrigerant charge.
    Symptoms
    – Engine Light ON (or Service Engine Soon Warning Light)
    P1463 Ford Description

    Each time the A/C clutch engages, the PCM is looking for a pressure change in the refrigerant. If the change in pressure is outside of the calibration the DTC sets.

    Ford Vehicle:Ford Escape,Ford Focus Flexifuel,Ford Mustang,Ford Fusion,Ford Taurus,Ford F-Series,Ford Explorer,Ford C-Max,Ford Escape,Ford Edge,Ford Explorer,Ford Flex,Ford Expedition,Ford Transit Connect,Ford F1-50,Ford E-Series Wagon,Ford Super Duty,Ford Fusion Hybrid SE,Ford C-MAX Hybrid SEL,Ford C-MAX Energi,Ford Fusion Energi SE,Ford Fucos Electric,Ford E-Series Van,Ford E-Series Cutaway,Ford Super Duty Pick Up,Ford Chassis Cab,Ford F-650/F-750,Ford Stripped Chassis
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