Bosch · Washer dryers · Error code

E:36 -25 Drain pump is blocked. Clean the drain pump.

What E:36 -25 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:36 -25 means: Drain pump is blocked. Recommended action: Clean the drain pump. Bosch documents it for 5 Bosch models.

What E:36 -25 means

Drain pump is blocked. Clean the drain pump.

What Bosch recommends

Clean the drain pump.

Which appliances this applies to

Bosch documents E:36 -25 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:36 -25 mean on a washer dryer?

Drain pump is blocked. Clean the drain pump.

How do I fix Bosch E:36 -25?

Clean the drain pump.

Which Bosch models show E:36 -25?

Bosch documents E:36 -25 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.