E09 Bosch dishwasher E09 error
Medium severity
What it means
The E09 error means there is a problem with the heating element — water is not heating to the required temperature.
Likely causes
A damaged heating element or a fault in its electrical circuit.
Safe steps you can try
There is no safe DIY step for this error — it involves the electrical components.
When to call a technician
Replacing the heating element must be done by a qualified technician only.