A whirlpool woed3030ls01 wall oven code F8E0

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Brand:whirlpool
Model Number:woed3030ls01
Main Symptom: F8E0
What happens & when: already changed fan and control board. fan comes on but occasionally code pops up. turn oven off and restart and it’s ok

Error Code (if any): F8E0
Parts or tests already tried: changed control board and fan
Photos / video link:

Did you replace both fans or just one of them?