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Our automotive experts have put together the following information about the P0533 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0533 code.

OBD II Fault Code

  • OBD II P0533

    OBD-II Code Cooling fans may stay on all the time is defined as a A/C Refrigerant Pressure Sensor "A" Circuit High

    The engine control module (PCM) uses pressure sensors to control proper operation of the A/C System. When the PCM detects an irrational signal from the sensor, it will set code P0533.

    Cooling fans may stay on all the time Symptoms

    • A/C may not operate
    • Cooling fans may stay on all the time

    Common Problems That Trigger the P0533 Code

    • A/C pressure sensor failure
    • Powertrain Control Module (PCM) failure
    • Wiring issue
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