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LG refrigerator error Er CO
Communication error. The display and the main board have lost communication.
Moderate · needs a technician
Er CO
Meaning: Communication error
What causes Er CO
The display and the main board have lost communication.
What to do
Unplug for 5 minutes. If it returns, the wiring and boards need testing.
Can I fix it myself?
Not really. The part involved has to be tested with a meter and usually replaced.
If the code comes back
Book a visit and add the code to the booking. A technician arrives knowing which parts to bring, diagnoses the refrigerator for a flat $89 and gives you an exact quote before doing any work.
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