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ME21M706BAS C21 error

If your Samsung ME21M706BAS is showing error code C21, here's what it means for this specific model: Temperature sensor or over-temperature error. Unplug and let the unit cool before restarting. Follow the steps below to reset the code, troubleshoot, and find compatible replacement parts.

Fix steps

  1. Confirm your model is ME21M706BAS (check the model tag).
  2. Reset C21 on the ME21M706BAS: unplug or switch off the microwave for 5 minutes, then restore power.
  3. Temperature sensor or over-temperature error. Unplug and let the unit cool before restarting.
  4. Follow the part recommendations below that are compatible with your model.
  5. Run a test cycle after repair to confirm the code is cleared.

Repair guidance is for informational purposes only. We do not guarantee that any fix will resolve your issue, and you assume all risk when following these steps. Terms & disclaimer

FAQ

What does C21 mean on a Samsung ME21M706BAS?

Temperature sensor or over-temperature error. Unplug and let the unit cool before restarting.

How do I reset C21 on a ME21M706BAS?

Unplug the microwave or switch it off at the breaker for 5 minutes, then restore power and restart. If C21 returns on the ME21M706BAS, the underlying fault is still present.

What part do I need for ME21M706BAS C21?

Try the reset and troubleshooting steps first. C21 on the ME21M706BAS is not always a failed part.

Is C21 on the ME21M706BAS easy to fix?

Many owners fix this themselves with basic tools. Start with the reset and steps above, then check compatible parts below.

See general Samsung C21 guide →