LG LRMVC2306SRefrigerator

Error Code F dS

Freezer Defrost Sensor Error — short or open circuit in the freezer defrost sensor

Moderate

Address soon - your appliance may not work properly

Also displayed as: F dS

How to Fix

  1. 1

    Check for loose or disconnected connector between Main PCB, Defrost Controller, and sensor at CON4 pins 22~21.

  2. 2

    If connector is loose, reconnect or repair the connector.

  3. 3

    Measure sensor resistance at CON4 pins 22~21. If 0 ohm (short), replace the defrost sensor.

  4. 4

    If resistance is infinite/open, replace the defrost sensor.

  5. 5

    Check temperature vs. resistance. If outside table values, replace the sensor.

  6. 6

    If resistance is normal, explain normal operation to customer.

  7. 7

    If the defrost sensor was replaced and error persists, replace the main PCB.

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