Cause

Ultra-Violet dispenser sanitizing led module bad.

Solution

Troubleshooting and inspection must be done to find the root cause of this error code.

LG InstaView: Refresh your dispenser nozzle with UV Nano – YouTube

[LG Refrigerator] – Operation of UVnano & dispenser lights on a Side-by-Side model – YouTube

NOTE:

UV clean function runs automatically for 10 minutes every hour or can be manually activated at any time.

Press and hold the “Self Care” button for 3 seconds to activate it manually.

During operation, the function stops if the Water button is pressed.

It resumes automatically after 1 hour. 

The function runs automatically for 10 minutes every hour without requiring you to press the Self Care button.