Siemens dishwasher: error E23
Code E23 on a Siemens dishwasher display means: drain pump problem.
- Meaning
- Drain pump problem
- 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
- Drain pump is blocked
- Clogged filter or hose
- Damaged pump
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: Dishwasher not draining →
Is it worth repairing?
Pick your model and fault. We compare the repair cost with what the appliance is worth.
Open the calculator →Questions
What does error E23 mean on a Siemens dishwasher?
Code E23 means: drain pump problem. The most common causes: drain pump is blocked, clogged filter or hose, damaged pump.
Can I keep using the dishwasher with error E23?
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: Siemens dishwasher
- E15water in the dishwasher base (Aquastop)
- E24drain problem: clogged filter or hose
- E25blocked drain pump
- E22clogged filter
- E09water heating problem
- E14 / E17water supply problem
- E27 / E90supply voltage problem
- E01 / E02 / E03 / E04 / E05electronics or control module fault
- E06 / E8000door sensor fault
- E12limescale in the heating pump or too little salt
- E16 / E18 / E32water supply problem
- E20 / E21heating pump blocked or heater 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.