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Electrolux·Dishwashermedium severity
Electrolux Error Code i20
Drain error
Common Causes
- 1Clogged filter
- 2Blocked drain hose
- 3Drain pump issue
Step-by-Step Troubleshooting
- 1
Remove and clean the triple-filter system at the tub bottom
- 2
Check drain hose at disposal/air-gap connection for blockage
- 3
Verify high-loop or air-gap installation to prevent backflow
- 4
Listen for drain pump hum — no sound indicates motor failure
Pro Diagnostic Tip
i40 is the same drain fault after a secondary timeout; if both alternate, suspect intermittent blockage in the drain check valve
You Might Also Notice
- •Standing water in tub after cycle
- •Foul odor from dishwasher
- •Gurgling sounds during drain
Parts, Cost & Difficulty
Repair Difficulty
Moderate — Some Experience NeededEstimated Repair Cost
$100–$250
Parts + labor. Free diagnosis with repair.
Parts That May Need Replacement
5304506681 — Drain pump assembly5304517868 — Filter assembly
Do You Have the Right Tools?
Bearing puller set ($120), drum spider wrench ($85), multimeter ($85), and diagnostic software. Our technician arrives with $15K+ in professional tools — your diagnostic is free.
Licensed & Insured · 90-Day Warranty · Same-Day Service
What This Repair Involves
Here's what a professional technician does to resolve this issue:
Diagnose the root cause, test affected components with calibrated meters, replace faulty parts with OEM replacements, and verify proper operation through a full test cycle.
This repair requires bearing pullers, drum spider wrenches, and diagnostic software for control board calibration. Most homeowners find it safer and more cost-effective to have a licensed technician handle it.
Safety First — Know the Risks
High-voltage components and pressurized water lines create flood and shock risk. A single loose fitting can cause thousands in water damage. Our techs are licensed and insured — let them handle the risk.
Licensed & Insured · 90-Day Warranty · Same-Day Service
Ready to Get This Fixed?
Don't let error code i20 disrupt your day. A professional diagnosis takes about 30 minutes — and it's free when you proceed with the repair.
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Frequently Asked Questions
What does Electrolux error code i20 mean?
Electrolux error code i20 indicates: Drain error. This is a medium-severity issue affecting your dishwasher.
How do I fix Electrolux error code i20?
Remove and clean the triple-filter system at the tub bottom Then, Check drain hose at disposal/air-gap connection for blockage Then, Verify high-loop or air-gap installation to prevent backflow There are 1 more steps — see the full troubleshooting guide above. If these steps don't resolve the error, contact a professional.
How do I know if my dishwasher has error i20?
Besides the error code on the display, common signs include: Standing water in tub after cycle; Foul odor from dishwasher; Gurgling sounds during drain. If you notice any of these symptoms, check your dishwasher's display panel for error code i20.
How much does it cost to fix Electrolux i20?
Repair costs for Electrolux i20 typically range from $100 to $250 depending on the specific cause and parts needed. EasyBear offers free diagnosis when you proceed with the repair. Call (415) 795-7300 for a same-day appointment.