⚠
warning Mr. Coffee
Error Code Brew size options don't show on display (knob position error)
Knob is not fully turned to the 'brew' position.
? What Causes This
Knob was not fully rotated to the 'brew' position.
✓ How to Fix It
Turn the knob fully to the 'brew' position.
Source: page 21 of the official manual
From the manual
This error code appears in:
Mr. Coffee Machine