Hob displays error message E4 / E401 / E402 / E403 / E421 / E422 / E423 / E431 / E432 / E433

Last updated 24/12/2021 09:45


Hob displays one of the following error messages: E4 / E401 / E402 / E403 / E421 / E422 / E423 / E431 / E432 / E433.

Applies to

  • Integrated induction hob.
  • Freestanding cooker with induction hob.



These error codes are an indicator that overheating protection is in operation, this may be due to an installation issue or by using unsuitable cookware. If the below steps do not resolve the issue, you must request a visit from a service engineer. You can do that by using the link on the right of this page.


  • Switch the hob off and allow it to cool by removing any cookware. The error code should disappear once the hob cools.


  • Please ensure the cookware you are using is suitable for induction. Induction safe cookware should be iron or iron based with a flat base for good conduction. 


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