Bosch washing machine: error E18F18
Code E18 / F18 on a Bosch washing machine display means: water is not draining.
- Meaning
- Water is not draining
- Check first
- Clean the drain pump filter (washing machine: hatch at the bottom front, dishwasher: filter on the bottom). Have a bowl and towels ready.
- Repair shop
- 200–480 zł
Most common causes
- Clogged drain pump filter
- Kinked or clogged drain hose
What you can check yourself
Unplug the appliance.
Clean the drain pump filter (washing machine: hatch at the bottom front, dishwasher: filter on the bottom). Have a bowl and towels ready.
Check that the pump impeller spins freely and nothing is blocking it.
Check that the drain hose is not kinked and the siphon is not clogged.
- 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: Washing machine not draining →
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What does error E18 mean on a Bosch washing machine?
Code E18 / F18 means: water is not draining. The most common causes: clogged drain pump filter, kinked or clogged drain hose.
Can I keep using the washing machine with error E18?
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: Bosch washing machine
- E16 / F16door is not closed properly
- E17 / F17water filling time exceeded
- E19 / F19water heating time exceeded
- E23water in the washing machine base (Aquastop)
- E25 / F25water turbidity sensor fault
- E21 / F21motor is stuck or tachometer fault
- E22 / F22temperature sensor fault
- E29 / F29no water flow in the inlet system
- E34 / F34the door lock did not lock
- E57inverter motor fault
- E67 / F67control module fault
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.