Er-10
What code Er-10 means on a Electrolux dishwashers, what causes it, and which part to check first.
● SEVERITY: HIGH
Electrolux Er-10 means: Electronic control board relay failure. The documented cause is: A relay on the electronic control board failed. Replace the electronic control board
What Er-10 means
Electronic control board relay failure
The display shows Er-10 and the machine stops until the fault is cleared.
What the technical documentation says
Causes documented in the technical source published by applianceaid.com
| DOCUMENTED CAUSE OR CHECK |
|---|
| A relay on the electronic control board failed |
| Replace the electronic control board |
Replacement parts
Tools you'll need
Before you open anything
Unplug the machine and close the water tap before removing any panel. The heating element and the wash water can stay hot long after the cycle ends.
What to check, in order
From the quickest check to the one that needs a technician.

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Frequently asked questions
What does Er-10 mean on a Electrolux?
Electronic control board relay failure The documented cause is: A relay on the electronic control board failed. Replace the electronic control board
Can I fix Er-10 myself?
It depends on the part involved: A relay on the electronic control board failed. Replace the electronic control board Clearing a filter or straightening a hose is within reach of anyone; anything behind a panel means mains electricity and water together — that is a job for a technician.
Does Electrolux use other codes on this appliance?
Yes: we document 20 other codes for Electrolux on this dishwashers. They are listed at the bottom of this page, each with its own meaning.
Does the same code mean the same thing on other brands?
Often not. The same two characters can point to completely different faults depending on the manufacturer — always check the page for your own brand.

