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Error code reference
LG Refrigerator Error Code Er F2
Refrigerator sensor 2 error - sensor is shorted, open, or reading out of range.
SourceLG Refrigerator - Service Manual: GR-J257W/277W/297W/317Wp. 35
Diagnostic procedure
The full Er F2 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 a loose connection at CON6 Pin7 to Pin8, then measure sensor resistance.
SourceLG Refrigerator - Service Manual: GR-J257W/277W/297W/317Wp. 35
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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