Error Code AUTO-FILL-OVF
AutoFill pitcher is overflowing with water
Moderate
Address soon - your appliance may not work properly
Also displayed as: AutoFill Overflow indicator
What This Means
AutoFill water valve stuck open; Overflow sensor signal incorrect; Blocked drain path in AutoFill assembly
What actually causes this:
The automatic water fill system kept filling after the pitcher was full, causing water to overflow inside the refrigerator.
First Thing to Check
Remove the AutoFill pitcher and check if the fill nozzle and valve are closing properly.
Parts Involved
How to Fix
- 1
Check voltage at Main PCB CN60 PIN 3 to PIN 7
- 2
0V to 4.5V indicates water overflow condition
- 3
4.5V to 5V indicates no overflow (normal)
- 4
Inspect AutoFill pitcher and assembly for water blockage or valve issue
This Error Applies To
Samsung DRF36C Series Refrigerators (2022) (2022–present)
Related Error Codes
Internal I/O expander chip on main board has a communication fault
External temperature sensor is unplugged or has failed
Freezer temperature sensor is disconnected or out of range
Freezer evaporator fan is not running when it should be
Freezer defrost sensor is disconnected or reading out of range
Condenser fan motor in the machine compartment is not running
Freezer defrost heater or safety cutout has failed or wiring is open
Fridge temperature sensor is disconnected or out of range