Find helpful information about your LG Product through our Help Library. Find helpful information about your LG Product through our Help Library.

How-to & Tips

Find helpful information about your LG product

Er CO/CO E Error Code Display - Communication Error



Communication Error Code Display 






Symptom Symptom


             1.  Confirm the error code in the display is as depicted above.

                  Er CO or CO E depending on the display type 


Cause Reason


            1. This indicates a communication error between Main PCB and Display PCB.

                   Connection between the Display PCB and Main PCB poor. Request for Service Engineer visit.    



How to fix How to fix


            1. This error requires Service engineer visit.



If the problem is not resolved, please call LG Support representative on 1800-180 -9999 or 1800-315-9999 (Toll Free)




Not all features are available in one product
Not all products are available in the global market
The information is for general information purposes only and created for consumer awareness
Any reliance on information is strictly at its own risk
In no event LGEIL will be liable for any loss or damage including without limitation, indirect or consequential loss or damage,

or any loss or damage whatsoever arising from loss of data or profits arising out of or in connection with the use of this informational video.

The solutions provided herein might vary based on the models, please verify before implementing.
No part of this text or any of its contents may be reproduced, copied, modified or adapted, without the prior written consent of the author.
The information is provided free of costs and to serve end users.
The information is not meant for any claims or comparison with competition, but to facilitate the customer to understand product features.






*Required question