Error code reference

LG Refrigerator Error Code Er Co2

Communication error between Micom of Sub PCB and Display Micom due to poor communication connection or poor TR of Transmitter and Receiver Tx/Rx between display and sub board.

SourceLG LFX31995 Refrigerator - Full Service Manualp. 21, 35-36

LG codes LG refrigerator codes

Diagnostic procedure

The full Er Co2 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 for loose connections, then check voltage Red to White/Red at CON101 Display for 12V.

SourceLG LFX31995 Refrigerator - Full Service Manualp. 21, 35-36

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Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.

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Where this code is documented

1 manual in the MyPros+ library documents this code for LG refrigerator.

Models covered by the manuals that document this code

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The full Er Co2 procedure

Where this code is documented

Models covered by the manuals that document this code

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