ℹ
info LG
Status L0, L1, L2, L3, L4
Rinse aid level setting mode is selected — indicates current rinse aid dispenser level.
? What Causes This
Rinse aid level adjustment is in progress or being displayed.
ⓘ What This Means
No action needed. This indicates the current rinse aid level setting. Refer to Adding Cleaning Products section for adjustment instructions.
Source: page 45 of the official manual
From the manual