Samsung oven: error C-21C21
Code C-21 / C21 on a Samsung oven display means: stuck panel button.
- Meaning
- Stuck panel button
- Check first
- Wipe the panel dry. Moisture and grease can cause false button presses.
- Repair shop
- 340–880 zł
Most common causes
- Grease or moisture on the panel
- Swollen panel membrane
What you can check yourself
Wipe the panel dry. Moisture and grease can cause false button presses.
Unplug the oven for 1–2 minutes.
If the code comes back, the control panel needs repair.
- the error keeps coming back after these checks,
- water is leaking or you smell burning,
- the appliance trips the circuit breaker.
Is it worth repairing?
Pick your model and fault. We compare the repair cost with what the appliance is worth.
Open the calculator →Questions
What does error C-21 mean on a Samsung oven?
Code C-21 / C21 means: stuck panel button. The most common causes: grease or moisture on the panel, swollen panel membrane.
Can I keep using the oven with error C-21?
If the error goes away after the checks above, yes. If it keeps coming back, water leaks, you smell burning or the breaker trips, stop using it and call a repair service.
Other codes: Samsung oven
- SE / SE1temperature sensor fault
- E-08 / E08bottom heating element circuit failure
- E-27 / E27shutdown due to overheating
A code can mean different things on different models and years. Always check the manual or the manufacturer's support page too. Repair prices are approximate, for repair shops in Poland.