GE Dishwasher Error I20
⚡ Quick Answer: The GE Dishwasher error I20 indicates a drainage issue, often resulting in standing water in the tub or unusual sounds during operation. This error oc... ✅ DIY Fixable
What Does Error I20 Mean?
The GE Dishwasher error I20 indicates a drainage issue, often resulting in standing water in the tub or unusual sounds during operation. This error occurs when the dishwasher fails to drain properly, usually due to a clogged drain system or installation issues such as a kinked hose. Immediate troubleshooting can be performed by cleaning the filter and sump to resolve minor blockages.
Common Symptoms:
- Water not draining after wash cycle
- Standing water in tub
- Dishwasher stops mid‑cycle
- Code appears during or after drain phase
Possible Causes
- Clogged drain system (filter, sump, drain hose or air gap) (medium)
- Installation/physical drain restriction (kinked hose, bad hose routing, disposal plug not removed) (medium)
How to Fix Error I20
DIY Fix Basic Drainage Troubleshooting
- Turn off and disconnect power to dishwasher.
- Remove bottom rack, access filter and sump.
- Clean filter, remove debris from sump.
- Check air gap (if installed) and clean.
- Visually inspect drain hose for kinks or obvious obstructions.
Technician Only Deep Drain System Inspection & Repair
- Disconnect dishwasher from power and water.
- Remove and inspect drain hose full length; clear any deeper blockages or replace if damaged.
- Check and if necessary replace drain pump or remove debris from impeller.
- Verify proper disposal knockout removal if connected to garbage disposal.
- Test correct pump operation and drainage with multimeter or flow tests.
Parts needed: Drain hose, Filter/screen assembly, Drain pump
- If cleaning and drain checks do not clear the error
- If drain pump is making unusual noises or not operating when commanded
- If repeated clogs or electrical issues persist
Next step
Choose the next step for I20
Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.
Most relevant component to inspect
Drain Hose
Carries waste water from the drain pump to your home's standpipe or sink drain.
- Typical part-only price
- $15 - $30
- DIY difficulty
- Easy
- Estimated time
- 15-30 mins
Where can I find the model number?
Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.
Verify the complete model and part number on the retailer's compatibility page before ordering.
Other parts options
Check related components first; use model search as a fallback.
Dishwasher Filter
Screens food debris from recirculating wash water and protects the pump system.
Drain Pump
Pumps waste water out of the appliance during the drain cycle.
Model-compatible Dishwasher parts
Enter the complete model number to browse compatible replacement parts. This is a model-based parts search, not a diagnosis that a specific component failed.
Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. We may earn a commission from other qualifying purchases or service requests made through links on this page, at no additional cost to you. Recommendations are based on repair relevance, not commission rate.
Optional routine care
Maintenance supplies
These products support cleaning or routine upkeep. They are separate from the possible repair components above and are not claimed to fix this error code or symptom.
Dishwasher Cleaner and Descaler
Supports routine removal of mineral scale, grease, and odor. It is maintenance, not a repair for a failed pump, valve, or control.
Braided Dishwasher Inlet Hose
For replacement of an externally damaged supply hose. Verify connection size, length, and appliance installation requirements before ordering.
Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. Recommendations are based on routine-care relevance, not commission rate.
Technical Specifications
| wattage | 60W |
|---|---|
| component | Drain Pump |
| resistance | 10-20 ohms |
| part_number | WD19X25162 |
| voltage_rating | 120V AC |
Common Questions
What does I20 error mean on GE Dishwasher?
I20 error indicates a drainage malfunction, often resulting in standing water or unusual sounds.
Can I fix GE Dishwasher I20 error myself?
Yes, you can troubleshoot by cleaning the filter and sump, but ensure to disconnect power first.
How much does it cost to fix I20 error?
Repair costs range from $50 to $250, depending on the parts that need replacement.
When should I call a technician for I20?
Call a technician if cleaning doesn't resolve the issue or if the drain pump is noisy.
Sources & References
Data last verified: 2026-07-26
User Comments (0)
Share your experience or solution below.
Please login to post a comment.
Be the first to comment!