Bosch · Washing machines · Problem

Bosch washing machine not heating water

A fault with the heating element: If you suspect that your Bosch washing machine is not heating the water, either because the appliance doesn't feel warm during the wash cycle or because the clothes are not being cleaned properly, this may be due to a fault with the heating element, which is normally confirmed by the displaying of an error code. This is not a fault that you can repair yourself and will require a repair by a trained and qualified Bosch engineer.

In short

A Bosch washing machine not heating water is documented by Bosch with 1 possible cause and 1 recommended step. Documented causes include: A fault with the heating element: If you suspect that your Bosch washing machine is not heating the water, either because the appliance doesn't feel warm during the wash cycle or because the clothes are not being cleaned properly, this may be due to a fault with the heating element, which is normally confirmed by the displaying of an error code. This is not a fault that you can repair yourself and will require a repair by a trained and qualified Bosch engineer.

What Bosch documents

Cause: A fault with the heating element: If you suspect that your Bosch washing machine is not heating the water, either because the appliance doesn't feel warm during the wash cycle or because the clothes are not being cleaned properly, this may be due to a fault with the heating element, which is normally confirmed by the displaying of an error code. This is not a fault that you can repair yourself and will require a repair by a trained and qualified Bosch engineer.

What to check:

If you suspect that your Bosch washing machine is not heating the water, either because the appliance doesn't feel warm during the wash cycle or because the clothes are not being cleaned properly, this may be due to a fault with the heating element, which is normally confirmed by the displaying of an error code. This is not a fault that you can repair yourself and will require a repair by a trained and qualified Bosch engineer.

Source: Bosch Home UK troubleshooting page, retrieved 3 Nov 2026 Verified

Questions people ask

Frequently asked questions

Why is my Bosch washing machine not heating water?

Bosch documents these causes: A fault with the heating element: If you suspect that your Bosch washing machine is not heating the water, either because the appliance doesn't feel warm during the wash cycle or because the clothes are not being cleaned properly, this may be due to a fault with the heating element, which is normally confirmed by the displaying of an error code. This is not a fault that you can repair yourself and will require a repair by a trained and qualified Bosch engineer.

What should I check first when a Bosch washing machine is not heating water?

If you suspect that your Bosch washing machine is not heating the water, either because the appliance doesn't feel warm during the wash cycle or because the clothes are not being cleaned properly, this may be due to a fault with the heating element, which is normally confirmed by the displaying of an error code. This is not a fault that you can repair yourself and will require a repair by a trained and qualified Bosch engineer.

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.