Kenmore Dishwasher: not draining
What is this symptom?
Is your Kenmore dishwasher not draining properly? After a wash cycle, you may find standing water at the bottom of the dishwasher. This issue can arise from clogged filters, blocked drain hoses, or malfunctioning pumps, leading to poor drainage and even unusual noises. Understanding the root cause is essential to restoring proper function.
Important Tips for Kenmore Models
- No major unique drain issue; follows general dishwasher drainage problems seen across brands
Possible Causes
Clogged filter or food debris blockage
How to Identify: Water doesn’t exit the tub normally; visible food debris in filter; standing water after cycle; smells can be present.
Part: Dishwasher filter / sump area
Clogged or kinked drain hose
How to Identify: Standing water persists; hose may show kinks or bends under sink; debris visible when hose disconnected.
Part: Drain hose
Blocked garbage disposal or removed knockout plug
How to Identify: Dishwasher drains into sink disposal; disposal clogged or plug not removed on new install.
Part: Garbage disposal connection / knockout plug
Faulty or jammed drain pump (impeller)
How to Identify: Pump makes humming/noise without water movement; no sound during drain cycle; debris around impeller.
Part: Drain pump assembly
Malfunctioning check valve or backflow prevention device
How to Identify: Water drains but returns back into tub after cycle.
Part: Check valve
Faulty electronic control board or timer
How to Identify: Drain pump does not activate at all; no response during drain cycle.
Part: Control board / timer
DIY Solutions
Clean the dishwasher filter
- Turn off power and open dishwasher.
- Remove lower rack; locate and remove filter.
- Rinse filter under running water; scrub debris.
- Replace filter and rack; run test drain cycle.
Inspect and clear drain hose
- Disconnect dishwasher power and water.
- Access drain hose under sink and inspect for kinks.
- Disconnect hose at both ends and flush with water.
- Remove any debris; reconnect hose ensuring no sharp bends.
- Restore power and run a drain cycle.
Check garbage disposal connection and knockout plug
- Ensure garbage disposal is clear of clogs.
- If disposal was recently installed, verify knockout plug is removed.
- Run disposal and then dishwasher to test drainage.
Clean or free the air gap
- Remove air gap cover on countertop.
- Clear debris inside with brush.
- Rinse and replace cover; run dishwasher drain cycle.
Next step
Choose the next step for not draining
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
Dishwasher Filter
Screens food debris from recirculating wash water and protects the pump system.
- Typical part-only price
- $15 - $65
- DIY difficulty
- Easy
- Estimated time
- 5-15 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.
Drain Pump
Pumps waste water out of the appliance during the drain cycle.
Main Control Board
The central brain of the appliance that controls all components, cycles, and timings.
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.
Professional Repairs
Drain pump replacement
Check valve or hose replacement
Control board or timer repair
When to Call a Professional
Preventive Maintenance
-
Clean filter: Future drain blockages
Frequency: monthly -
Run hot water at sink before dishwasher cycle: Grease buildup in lines
Frequency: each cycle -
Inspect drain hose position: Kinks and backflow issues
Frequency: annually
Frequently Asked Questions
Why is my Kenmore Dishwasher not draining?
How do I fix Kenmore Dishwasher not draining myself?
How much does it cost to fix not draining?
When should I call a technician for not draining?
References & Sources
Community Analytical Insights
Guidance from available sources; statistical claims are shown only for samples of at least 10 discussions
Common Issues Reported by Users
- Water fill valve malfunction due to sediment (1 mentions)
- Drain pump failure (1 mentions)
- Clogged drain hose (1 mentions)
User Suggested Solutions
-
Replacing the drain pump resolved the issue
-
Dislodging debris from the drain hose connection
-
Cleaning sediment from the water fill valve
Limited-source guidance; percentages and success-rate claims are not shown
View
Sources
Data compiled from real discussions on r/appliancerepair and r/Appliances:
Community Discussions
standing water that seems to slowly build up over time
The water fill valve had sediment in it and didn't close properly.
won’t drain
Dislodged debris from the drain hose connection at the dishwasher, resolving the drainage issue.
doesn't drain
replacing the drain pump resolved the issue
keeps filling with water
The solenoid controlling water flow is stuck open, allowing water to continuously fill the dishwasher.
Source: Reddit r/appliancerepair
User Comments (0)
Share your experience or solution below.
Please login to post a comment.
Be the first to comment!