LG Refrigerator Error Code CO
Communication Error - no signal for communication between main and display PCB; may be caused by lead wire short between main and display PCB, transmission TR and receiving part failure.
SourceLG Refrigerator - Full Service Manual: GR-B/F Seriesp. 49, 65
The full CO 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.
SourceLG Refrigerator - Full Service Manual: GR-B/F Seriesp. 49, 65
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Where this code is documented
37 manuals in the MyPros+ library document this code for LG refrigerator.
Models covered by the manuals that document this code
- 79551072011
- G267TV
- GA-B429**CA
- GA-B429**QA
- GA-B439**CA
- GA-B439**QA
- GA-B439**QZ
- GA-B489**CA
- GA-B489**KZ
- GA-B489**QA
- GA-B489**QZ
- GA-B489**TP
- GA-B499**KZ
- GB7138
- GB7143
- GB7143AZ
- GB7143BZ
- GC-M237
- GM-F208JQNM
- GM-F208JSNM
- GR-B429****
- GR-B459****
- GR-F426****
- GR-F459****
More models are covered than are listed here.
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