Whirlpool dishwasher: error F9
Code F9 on a Whirlpool dishwasher display means: water keeps flowing in, the inlet valve does not close.
- Meaning
- Water keeps flowing in, the inlet valve does not close
- Check first
- Clean the filter and check that nothing blocks the drain.
- Repair shop
- 0–340 zł
Most common causes
- Foam
- Clogged filter
- Damaged inlet valve or module
What you can check yourself
Unplug the dishwasher and turn off the water.
Clean the filter and check that nothing blocks the drain.
Do not use hand dish soap. Foam disturbs the water level measurement.
Turn on the water and start the drain. If the error comes back, the inlet valve or level sensor needs repair.
- the error keeps coming back after these checks,
- water is leaking or you smell burning,
- the appliance trips the circuit breaker.
More detail in our guide: Dishwasher not filling →
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What does error F9 mean on a Whirlpool dishwasher?
Code F9 means: water keeps flowing in, the inlet valve does not close. The most common causes: foam, clogged filter, damaged inlet valve or module.
Can I keep using the dishwasher with error F9?
If the error goes away after the checks above, yes. If it keeps coming back, water leaks, you smell burning or the breaker trips, stop using it and call a repair service.
Other codes: Whirlpool dishwasher
- F1temperature sensor fault or water at the wrong temperature
- F2 / E1water leak detected
- F3the dishwasher does not heat the water or heats it too slowly
- F4water draining problem
- F5spray arm blocked or nozzles clogged
- F6 / E5 / F7no water or water flow too slow
Source: WasherHouse · checked: October 2026
A code can mean different things on different models and years. Always check the manual or the manufacturer's support page too. Repair prices are approximate, for repair shops in Poland.