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Home >> Nissan-Datsun >> 2023 >> Sentra S >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (2 Of 2) >> Component/Circuit Diagnosis >> Refrigerant Pressure Sensor >> Component Function Check
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Component Function Check

  1. CHECK REFRIGERANT PRESSURE SENSOR FUNCTION 
      1. Start engine and warm it up to normal operating temperature.
      2. Turn A/C switch and blower fan switch ON.
      3. Check the voltage between ECM harness connector terminals under the following conditions.
        ECM Voltage
        Connector + -
        Terminal
        F24 48 45 1.0 - 4.0 V

    Is the inspection result normal?

    YES>>

    INSPECTION END

    NO>>

    Refer to Diagnosis Procedure .

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