Bosch · Washer dryers · Error code

E:30 Washer dryer error code

What E:30 means on Bosch washer dryers, what Bosch says causes it and what to do, with the models it is documented for.

Source: Bosch manual pdf (PDF), retrieved 2 Nov 2026 Manufacturer-published

All Bosch codes
In short

On Bosch washer dryers, error code E:30 means: Critical malfunction. Recommended action: Turn off the water tap. With this error message, the appliance starts a draining process. (4 steps); the steps are below. Bosch documents it for 5 Bosch models.

What E:30 means

Critical malfunction. Turn off the water tap. With this error message, the appliance starts a draining process. 1. Wait approx. 5 minutes until the draining process ends. 2. Restart the appliance. If required, start the draining process again. 3. If the fault persists, call customer service. Detergent dosage is too high. If you dose manually, reduce the amount of detergent for the next washing cycle with the same load. Additional water has been added. Do not add any extra water to the appliance while it is operating. All other error codes. Malfunction 1. To restart the appliance, press and hold for ap

What Bosch recommends

Turn off the water tap. With this error message, the appliance starts a draining process.

  1. Wait approx. 5 minutes until the draining process ends.
  2. Restart the appliance. If required, start the draining process again.
  3. If the fault persists, call customer service. Detergent dosage is too high. If you dose manually, reduce the amount of detergent for the next washing cycle with the same load. Additional water has been added. Do not add any extra water to the appliance while it is operating. All other error codes. Malfunction
  4. To restart the appliance, press and hold for ap

Which appliances this applies to

Bosch documents E:30 for 5 models in the index:

  • WNA144V9GB Series 4 Washer dryer 9 kg /5 kg max. 1…
  • WNC25410GB Series 8 Washer dryer 10.5/6 kg max. 14…
  • WNC254ARGB Series 8 Washer dryer 10.5 kg /6 kg max…
  • WNG25401GB Series 6 Washer dryer 10.5 kg /6 kg max…
  • WNG254R1GB Series 6 Washer dryer 10.5 kg /6 kg max…
Questions people ask

Frequently asked questions

What does Bosch E:30 mean on a washer dryer?

Critical malfunction. Turn off the water tap.

How do I fix Bosch E:30?

Turn off the water tap. With this error message, the appliance starts a draining process.

Which Bosch models show E:30?

Bosch documents E:30 for 5 models in our index, including WNA144V9GB, WNC25410GB, WNC254ARGB, WNG25401GB, WNG254R1GB.

Sources

Where these facts come from

Every fact on this page was read from the manufacturer's own product page or document at the address shown, and is labelled with how far it has been checked. Last updated 3 November 2026. Read how we source data, or report an error.