f321
Moderate
AEG · Ovens
No signal between thermostat and control board
Quick Answer
Error code F321 on your AEG Ovens means: No signal between thermostat and control board. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Check wiring between thermostat and control board
2
Test the thermostat
3
Reseat connectors
4
Replace faulty components
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Thermostat
Control board
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