Frigidaire Dishwasher Error I40
⚡ Quick Answer: The Frigidaire dishwasher error I40 indicates a drainage issue, often caused by a clogged filter or sump. This error is displayed when the dishwasher ... ✅ DIY Fixable
What Does Error I40 Mean?
The Frigidaire dishwasher error I40 indicates a drainage issue, often caused by a clogged filter or sump. This error is displayed when the dishwasher fails to drain properly, leaving water in the tub after a cycle. Unusual sounds may accompany the malfunction, signaling the need for cleaning or inspection of the drainage components.
Common Symptoms:
- Display shows i40 code
- Dishwasher stops and may not drain properly
- Water remains in tub after cycle
Possible Causes
- Clogged filter or sump area (high)
- Drain hose or drain line obstruction (medium)
How to Fix Error I40
DIY Fix Clean filters and check drainage
- Turn off and disconnect power to the dishwasher.
- Remove the bottom rack and locate the filter and glass trap at the tub bottom.
- Remove the filter assembly and thoroughly clean with warm water to remove food debris.
- Inspect the sump area for visible obstructions and remove any debris.
- Check the drain hose for kinks or blockages and straighten or clear as needed.
- Restore power and run a short cycle to confirm if the error clears.
Technician Only Inspect and service drainage components
- Disconnect power at the breaker.
- Remove lower access panel and inspect sump, drain hose, and pump area.
- Clear any debris from pump housing, impeller area, or drain hose.
- Verify drain hose routing and proper installation with no kinks or excessive loops.
- Test drain pump and replace if faulty.
- Reassemble and test dishwasher operation.
Parts needed: Drain pump, Drain hose, Filter assembly
- If after cleaning filters and checking hoses the error persists
- If drain pump hums or appears damaged
- If internal components are corroded or faulty
Next step
Choose the next step for I40
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 Pump
Pumps waste water out of the appliance during the drain cycle.
- Typical part-only price
- $35 - $80
- 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.
Drain Hose
Carries waste water from the drain pump to your home's standpipe or sink drain.
Dishwasher Filter
Screens food debris from recirculating wash water and protects the pump system.
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 | N/A |
|---|---|
| component | Water Inlet Valve |
| resistance | 500-1500 ohms |
| part_number | 154567401 |
| voltage_rating | 120V AC |
Common Questions
What does I40 error mean on frigidaire dishwasher?
I40 indicates a drainage issue, often due to a clogged filter or sump, causing water to remain in the tub.
Can I fix frigidaire dishwasher I40 error myself?
Yes, you can clean the filters and check for drainage obstructions. Turn off the power, remove the bottom rack, and clean the filter.
How much does it cost to fix I40 error?
Repair costs for the I40 error range from $50 to $150 for parts, with labor costs varying by service provider.
When should I call a technician for I40?
Call a technician if cleaning the filters doesn't resolve the issue, if the drain pump is humming or damaged, or if internal parts are corroded.
Sources & References
Data last verified: 2026-07-25
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