Samsung ranges and wall ovens error codes

7 range / oven error codes for Samsung ranges and wall ovens, what each one means and what to try, paraphrased from Samsung's own source. Codes vary by model, so confirm in your own manual.

All codes

-dE- / -dC- The partition is not installed properly, or cooking started before the partition was inserted.
door The door is open or the door switch is not being pressed.
tESt Demo mode is on, so the oven will not heat.
bAd LinE The power connection is not plugged in properly.
C-24 Oven temperature is rising faster than normal, usually because the rear vent is blocked.
C-F0 Communication error between components in the range electronics.
C-10 Can appear when performing self diagnosis through the SmartThings app; it should not show up during regular cooking.

-dE- / -dC-

What it means: The partition is not installed properly, or cooking started before the partition was inserted. You can usually fix this yourself.

What to try

Insert or remove the divider to match the mode you chose.

door

What it means: The door is open or the door switch is not being pressed. You can usually fix this yourself.

What to try

Close the door fully and check the door plunger switch is not stuck.

tESt

What it means: Demo mode is on, so the oven will not heat. You can usually fix this yourself.

What to try

Turn off demo mode as your manual describes.

bAd LinE

What it means: The power connection is not plugged in properly. This one often needs a licensed technician.

What to try

Have a professional installer reconnect the power connection and make sure it is correct; refer to the installation manual.

C-24

What it means: Oven temperature is rising faster than normal, usually because the rear vent is blocked. You can usually fix this yourself.

What to try

Clear anything blocking the rear vent.
Open and close the door to clear the code.

C-F0

What it means: Communication error between components in the range electronics. This one often needs a licensed technician.

What to try

Reset power to the unit.
On some induction models a software update resolves it; request service if it returns.

C-10

What it means: Can appear when performing self diagnosis through the SmartThings app; it should not show up during regular cooking. This one often needs a licensed technician.

What to try

If the error comes up on its own, turn the circuit breaker off, wait 30 seconds, and turn it back on.
If the error code returns again, request service.

Source

Range and wall oven error codes (Samsung US Support) (checked 2026-11-02)

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Source checked 2026-11-02