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BrandsBoschDishwasherE09

E09Medium Severity

Bosch·Dishwasher

Bosch E09 – Heating Element Fault

Updated April 20, 2026

Bosch error code E09: The dishwasher heating element is not functioning correctly. Dishes may come out cold or wet.

What Does the Bosch E09 Error Code Mean?

The dishwasher heating element is not functioning correctly. Dishes may come out cold or wet.

Common Causes of the Bosch E09 Error

1Failed heating element (open circuit)
2Broken wiring to heating element
3Faulty control board
4Blown thermal fuse

When to Call a Technician

Heating element replacement is moderately complex. Test element for continuity first — if open, replace it.

On This Page

What It Means
Likely Causes
When to Call a Tech

Quick Facts

Code: E09
Brand: Bosch
Appliance: Dishwasher
Severity: Medium
DIY Friendly

Safety First

Always unplug your appliance before inspecting or replacing parts. If unsure, consult a licensed technician. Full disclaimer.