Bosch Dishwasher Error Codes

E01 — Electronic control board fault

E02 — Control module or power fault

E03 — Heating fault or water not heating

E04 — Water flow sensor fault

E05 — Fill system or water level fault

E06 — Door switch or latch fault

E07 — Drying fan or Zeolith system fault

E09 — Heating element fault

E10 — Heating system or water temperature fault

E12 — Limescale build-up or heating efficiency issue

E14 — Water flow meter fault

E15 — Water leak detected — anti-flood activated

E16 — Water inlet fault or overfilling

E17 — Water supply pressure issue

E18 — Water supply fault or insufficient water

E19 — Internal valve or dispenser fault

E20 — Circulation pump fault

E21 — Circulation pump blockage or fault

E22 — Filter blockage or drainage issue

E23 — Drain pump fault

E24 — Drainage issue or blocked hose

E25 — Drain pump blockage

E27 — Power supply voltage issue

E28 — Turbidity sensor fault

Why is my Bosch dishwasher showing an error code?

Error codes are displayed when the machine detects a fault. Select the code above to identify the cause and find out what action to take.

Can I reset my Bosch dishwasher?

Yes — turn it off at the mains for a few minutes. If the same code reappears, the underlying fault needs to be investigated.

Do I need an engineer for every error code?

Not always — many issues can be resolved with simple checks before calling a technician.