Model compatibility: Electrolux reuses codes across series and model years, so Er03 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
When Er03 appears on your Electrolux dishwasher, it indicates wash pump not operating. Model and control-platform context matters before any part is condemned. Use the observed symptoms and the full model number to confirm the correct diagnostic path.
Signs
Symptoms you may notice
spray action may stop
draining may be weak or absent
cycle may stop with the code
Why it happens
Possible causes
wash or drain motor problem
blocked pump path
motor wiring issue
electronic control issue
Before you call
Safe checks you can make
These are simple, non-hazardous checks only. If anything is unclear, stop and contact a technician.
Turn the dishwasher off for several minutes.
Clean accessible filters and remove visible debris from the sump.
Confirm the drain hose is not blocked.
Try one short cycle after the reset.
Important safety warning. Stop if a motor hums without moving water, smells hot, or trips the breaker.
Get help
When to call a technician
A recurring Er03 motor code needs internal pump, wiring, and control diagnosis.
Seeing this code on your Electrolux appliance?
Book a specialist visit for a clear estimate and approval before any repair.
Electrolux dishwasher repair in Los Angeles for drain, fill, circulation, drying, leak, latch, and electronic-control problems. Confirm coverage by ZIP.
It indicates wash pump not operating. Confirm the full model number because Electrolux diagnostic meanings can vary between control platforms.
You can try the safe external checks on this page and one power reset when appropriate. If the code returns, repeated resets are not a substitute for diagnosis.
Do not keep running the dishwasher if a pump or motor hums, overheats, or fails to move water.
References
Sources & references
Electrolux EIDW6105/EIDW5905 service data sheet 154676604.
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