Key Panel Error
F21
Lower oven cancel key shorted high
Bosch Oven F21 Error Code Error Code Possible Causes
- The touch panel is dirty or defective.
- The user interface board is defective.
- Wiring issue.
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This information is provided for educational purposes only. Please consult the appropriate Service Mode or Technical Document for your model. Always take proper safety precautions when installing or repairing any major appliance.