Written by
Nora Halvorsen Appliance Care EditorPublished October 26, 2026
VERIFIED
Error codeEr12, Er 12
ApplianceDishwasher
Er12, in the manual, means the drain valve is running at a time when it should be off.
Applies to
Guide 154671201 documents it for two built-in dishwashers only, the EIDW6105 and the EIDW6305. Both are legacy units, and the EIDW6305 is where the status window shows the code.
Next step
No owner steps to try
Unplug the dishwasher before a panel comes off
A technician traces the cause
Compare with
Er11: the drain valve timed out before finding a state
Er13: a system wide fault where the control lost the state machine
San Francisco service for dishwasher drain faults
San Francisco callers, and anyone in the Bay Area, can reach the team on (415) 449-0036; Electrolux dishwasher repair explains what is covered. Keep Er12, the model number and your attempts in front of you.
Model compatibility: Electrolux reuses codes across series and model years, so Er12, Er 12 may mean something different on another appliance or generation. Confirm this against your model’s documentation and record your full model number before acting.
Plain language
What this code means
Er12 means the drain valve is running when it should be off.
Important safety warning. Do not attempt repairs involving electrical components, gas, water lines, refrigerant or sealed systems. Unplug the appliance if it is safe to reach the outlet, and leave internal diagnostics to a qualified technician.
Seeing this code on your Electrolux appliance?
Book a specialist visit for a clear estimate and approval before any repair.
You submit a request with your appliance model and symptom, we confirm an appointment window, and a technician performs an on-site diagnosis. You then receive a clear estimate and decide whether to proceed before any repair begins.
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Replacement parts are selected for the exact model and confirmed with you before ordering or installation.
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