Error code reference

LG Refrigerator Error Code E3

Outside temperature sensor error (located on display); all LEDs on the right compartment fermentation remaining time display except for time LED are turned on when Store Kimchi buttons on the right and left compartments are pressed simultaneously.

SourceLG GR-K192TF Refrigerator - Full Service Manualp. 16

LG codes LG refrigerator codes

Diagnostic procedure

The full E3 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

First diagnostic step

Check outside sensor at pins 2 and 5 of CON5; measure sensor resistance.

SourceLG GR-K192TF Refrigerator - Full Service Manualp. 16

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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

3 manuals in the MyPros+ library document this code for LG refrigerator.

Models covered by the manuals that document this code

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The full E3 procedure

Where this code is documented

Models covered by the manuals that document this code

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