Samsung Oven/Range Error Code C-F0 — Door Lock Timeout During Self-Clean
What this means
The C-F0 error code appears when the oven's door lock mechanism fails to fully lock or unlock within the time window expected by the control board, typically during or after a self-clean cycle. The lock motor may be jammed, the latch assembly may be misaligned, or the door lock switch may not be signaling the board that the lock is in position.
Alternate codes: CF0
Step-by-step fix
4 stepsWait and reset
If the oven is still hot from a self-clean cycle, wait until it cools below 400 °F — the door lock will not release until it does. Once cool, turn off the breaker for five minutes, then restore power. The lock may cycle and release.
Samsung ovens can take 30–90 minutes to cool enough for the door to unlock after self-clean.
Manually release the door lock
If the door is still locked after cooling and resetting, unplug the oven. Remove the top rear panel to access the lock motor assembly. You should see a manual release lever or slot — slide it to the unlocked position to free the door.
Never force the door open — you can bend the latch and create a bigger problem.
Inspect the lock motor and latch
With the top panel removed and the oven unplugged, examine the lock motor assembly. Check that the latch slides smoothly and isn't obstructed by food debris or warped by heat. Test the lock motor for continuity with a multimeter.
A drop of high-temperature lubricant on the latch slide can prevent future sticking.
Test or replace the door lock assembly
If the motor has no continuity, or the latch is visibly damaged, replace the entire door lock assembly. It typically mounts with two to four screws. Reconnect the harness, reassemble, and test with a self-clean cycle.
Run a short 2-hour self-clean cycle to verify the lock engages and disengages properly before relying on a full cycle.
When to call a professional
If the door remains locked and you cannot access the manual release, or if the lock assembly and its wiring test good but the error persists, have a technician check the control board.
Related error codes
Information compiled from manufacturer service manuals, official troubleshooting documentation, and appliance repair industry resources. This guide is for informational purposes only — always consult a qualified technician for complex repairs.
Learn more about our sourcesParts you may need
Door Lock Motor Assembly
Part #DG66-00041B · $40–$80
If the lock motor has no continuity or latch is damaged
Door Lock Switch
Part #DG34-00025A · $10–$25
If the motor works but the switch doesn't signal the board
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