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Error code reference
LG Refrigerator Error Code It
Abnormal Ice Maker Unit-wire open, short circuit, loose connection, defective Hall IC, or defective ice maker motor (secondary error).
SourceLG LFC20770/LFC20786 Refrigerator - Service Manualp. 34-49
Diagnostic procedure
The full It procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check for motor stuck, twisted tray ice, loose connections on Main PCB or freezer compartment.
SourceLG LFC20770/LFC20786 Refrigerator - Service Manualp. 34-49
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Where this code is documented
5 manuals in the MyPros+ library document this code for LG refrigerator.
Models covered by the manuals that document this code
75,000+ service documents · 20,000+ error codes · 100+ brands
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