Beko dishwasher H3 error code
H3 means heater fault. Water is not heating correctly.
Often fixable at home · Fault type: Electrical/hardware
Safe checks, in order of likelihood
- Unplug, wait 1 minute, restart.
- Use a rinse-only programme meanwhile.
Call a professional when…
If the code returns after these checks, book a qualified engineer.
Parts usually involved
- Heater element
- Thermistor