On this page, you will find more information about the most common causes and most relevant solutions for the Oven error 'ER3'. Do you need help straight away? Visit our support page.
The Bosch documentation indicates that error code 'ER3' is caused by the following problem: "OVERHEATING OF THE OVEN".
Do you think there is another cause for this error? Let others know in the comments.
We've created a list of solutions which you can follow if you want to solve this Oven problem yourself. Do you need more help? Visit our support page if you need professional support with Oven right away.