Drip Tray Full
The F4 error code means the drip tray float sensor has detected that the drip tray is full or nearly full of water.
~95%
DIY Fixable
$0-100
Typical Repair Cost
2 min – 15 min
Pro Repair Time
Quick Assessment
Answer to continue safely
Is it safe to keep using?
Yes. Simply empty the tray and reseat it. The machine is fully safe.
Can I reset the code?
Yes. Yes — empty, clean, reseat.
When to stop immediately?
Stop if you notice: Float mechanism is broken, F4 persists after emptying and reseating.
Symptoms You May Notice
Empty drip tray message
Display prompts to empty the tray
Machine pauses
Cannot continue until tray is emptied
F4 on display
Simple maintenance alert
Possible Causes
Drip Tray Full
Normal accumulation — needs to be emptied.
DIY PossibleFloat Stuck
The tray float is stuck in the full position.
DIY PossibleTray Not Seated
The tray is not pushed in fully, triggering the sensor.
DIY PossibleSensor Fault
The float sensor has failed.
Requires ProfessionalSafe Checks You Can Do
-
1
Empty the Drip Tray
Remove the drip tray, empty it, and wipe it clean.
Empty daily with regular use.
-
2
Clean the Float
Check the small float in the tray. Rinse and ensure it moves freely.
Coffee residue can stick the float in the up position.
-
3
Reseat the Tray
Push the tray firmly back until it stops.
A partially inserted tray may not register as empty.
-
4
Power Reset
Turn off and on if the message persists after emptying.
The sensor resets when the tray is properly reseated.
When to Call a Professional
Contact a qualified Miele technician if:
- Float sensor failed
- Under warranty
Need Professional Help?
Find qualified Miele technicians in your area for proper diagnostics and repair.
Schedule Appointment