Error code
F5
Meaning
Fresh food compartment is not getting enough cold air circulation
Moderate
What to do
Why this happens
Potential causes include an error in the fan motor feedback signal line contact, wiring separation or breakage, mechanical failure of the fan motor, bearing failure within the motor, or obstruction of the fan blade.
How to fix it
Clear any obstructions or replace the fresh food fan motor
SourceSamsung service manual