mypros+
Model reference

LG 79578759801

Refrigerator

4 documents10 error codes6 service modes

Available documentation

Service Manual

  • Refrigerator Service Manual56 pg
    Covers this model
  • Refrigerator Service Manual56 pg
    Covers this model
  • Refrigerator Service Manual54 pg
    Covers this model
  • Refrigerator Service Manual54 pg
    Covers this model
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Error codes (10)

CodeMeaning
Er CFAbnormality of brushless DC fan motor for mechanic room (condenser)Er COCommunication error between MICOM of main PCB and display MICOM.Er dHPoor defrosting errorEr dSDefrosting sensor error caused by short or disconnection of defrosting sensor.Er FFAbnormality of brushless DC fan motor for freezerEr FSFreezer sensor error caused by short or disconnection of freezer sensor.Er IFAbnormality of brushless DC fan motor for ice makingEr ISIcing sensor error caused by short or disconnection of icing sensor.Er rSRefrigerator sensor error caused by short or disconnection of refrigerator…Er rtRoom temperature sensor error

Service modes (6)

  • Ice Maker Test ModePress and hold the Fill Key on the ice maker for 3 seconds.
  • LCD Check FunctionSimultaneously press the Ultra Ice button and the freezing temperature adjustment button for one…
  • Temperature Display Toggle (°F/°C)Press and hold FRZ TEMP and REF TEMP keys at the same time for over 5 seconds.
  • TEST1 - Forced CoolingPush the test button one time on the main PCB controller.
  • TEST2 - Damper Close TestPush the test button a second time (after TEST1) on the main PCB controller.
  • TEST3 - Forced DefrostPush the test button a third time (after TEST2) on the main PCB controller.

Full entry steps, exit procedures, and test sequences are available in Max.

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