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Error code reference
LG Refrigerator Error Code E2
Right compartment sensor (R2) failure: sensor disconnected or short circuited.
SourceLG Kimchi Refrigerator - Service Manual (GR-K192AF)p. 14
Diagnostic procedure
The full E2 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 right compartment lid sensor connector and measure sensor resistance at CON3 on main PCB (normal range 0.5V-4.5V at check point B; 0V = shorted, 5V = open).
SourceLG Kimchi Refrigerator - Service Manual (GR-K192AF)p. 14
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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