Oven shows E115, shuts down or refuses to start, often after heavy use

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Insufficient cooling airflow over control panel, Failed cooling fan, Blocked ventilation slots above oven

Safety: Switch off power and allow the oven to cool.

Check installation: Verify that the oven is installed according to Siemens ventilation requirements, with adequate space above and behind.
Inspect cooling fan: Remove the top cover and check that the tangential fan runs when the oven is in use. Replace if not operating correctly.
Clean vents: Remove dust and grease from vents and fan blades to improve airflow.
Test again: After cleaning and any fan replacement, run the oven and monitor for recurrence of E115.

Medium 3/5

Cooling Fan Assembly

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