f40
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Miele · Dishwashers
Electronic control fault
Quick Answer
Error code F40 on your Miele Dishwashers means: Electronic control fault. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Turn off the dishwasher and disconnect from power for 5 minutes.
2
Reconnect and restart to check if the error clears.
3
If the error persists, the electronic control board requires professional diagnosis.
4
The control board will likely need to be replaced.
Pro Tip
This issue typically requires professional diagnosis. Attempting this fix without proper training could cause further problems.
Parts You May Need
Electronic control board
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