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Model reference

LG LFX25973ST/00

Refrigerator

1 document16 error codes8 service modes

Available documentation

Service Manual

  • Refrigerator Service Manual85 pg
    Covers this model
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Error codes (16)

CodeMeaning
Er CFAbnormality of BLDC fan motor for mechanic room (condenser fan)Er COCommunication error between MICOM of Main PCB and Display MICOM caused by poor…Er dHPoor defrostingEr dSDefrosting sensor error caused by short or disconnection of the defrosting…Er FFAbnormality of BLDC fan motor for freezerEr FSFreezer sensor error caused by short or disconnection of the freezer sensor.Er gFFlow meter (sensor) defect caused by error of flow meter, water input, or low…Er IdFreezer shelf icing sensor error caused by short or disconnection of the…Er IFAbnormality of BLDC fan motor for ice makingEr ISIcing sensor error caused by short or disconnection of the ice maker sensor…Er ItIce maker kit defect caused by electrical system error such as motor, gear…Er IUFreezer shelf ice maker kit defect caused by electrical system error such as…Er rFAbnormality of BLDC fan motor for refrigeratorEr rSRefrigerator sensor error caused by short or disconnection of the refrigerator…Er rtRoom temperature sensor error caused by short or disconnection of the room…Er SSPantry sensor error caused by short or disconnection of the pantry sensor.

Service modes (8)

  • Display Check FunctionSimultaneously press Ultra Ice button and Freezing Temperature Adjustment button for one second
  • Display Mode (Demo/Showroom)With the refrigerator door open, press and hold the Refrigerator Temp Button and ICE PLUS Button…
  • Error Code Check (Within 3 hours)Press the Ice Plus button and Freezer button simultaneously within 3 hours of error occurrence.
  • Ice-Detecting Sensor Diagnosis1) Remove ice bin from compartment
  • Temperature Display Toggle (°F/°C)Press and hold the FRZ TEMP and the REF TEMP keys at the same time for over 5 seconds.
  • Test Mode 1 (Forced Operation)Push the test button on the Main PCB 1 time
  • Test Mode 2 (Damper Closed)Push the test button on the Main PCB 2 times
  • Test Mode 3 (Forced Defrost)Push the test button on the Main PCB 3 times

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