---
type: lookup
id: er-co
asset: appliance-fault-error-codes
title: "ER CO — Appliance fault and error codes"
sources:
  - https://axisrepair.com/error-codes/
source_quote: "<https://axisrepair.com/error-codes/lg-refrigerator-er-co/> ER CO refrigerator Communication failure between the main control board and the display panel."
generated: true
verified: false
harvested: 2026-08-04
stale_after: 2027-08-04
brand: "LG"
appliance_type: "refrigerator"
error_code: "ER CO"
meaning: "Communication failure between the main control board and the display panel."
---
**Brand:** LG

**Appliance type:** refrigerator

**Error code:** ER CO

**Meaning:** Communication failure between the main control board and the display panel.

> <https://axisrepair.com/error-codes/lg-refrigerator-er-co/> ER CO refrigerator Communication failure between the main control board and the display panel.

Source: <https://axisrepair.com/error-codes/>