Bosch · Washing machines · Error code

E:30 -20

What E:30 -20 means on Bosch washing machines, 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

Error code E:30 -20 is listed by Bosch for its washing machines. Recommended action: Start the draining process again. Bosch documents it for 2 Bosch models.

What Bosch recommends

Start the draining process again.

Which appliances this applies to

Bosch documents E:30 -20 for 2 models in the index:

  • WGH254ARGB Series 6 Washing machine, front loader …
  • WGJ25400GB Series 6 Washing machine, front loader …
Questions people ask

Frequently asked questions

How do I fix Bosch E:30 -20?

Start the draining process again.

Which Bosch models show E:30 -20?

Bosch documents E:30 -20 for 2 models in our index, including WGH254ARGB, WGJ25400GB.

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.