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Kenmore·Dryermedium severity
Kenmore Dryer Error Code F28
Moisture sensor failure
Common Causes
- 1Fabric softener buildup on sensor bars
- 2Sensor bar corroded
- 3Wiring to sensor fault
Step-by-Step Troubleshooting
- 1
Locate the two metal sensor bars inside the drum near the lint screen
- 2
Clean with fine sandpaper or rubbing alcohol to remove fabric softener residue
- 3
Test continuity from sensor bars to control board connector
- 4
If bars are corroded through, replace the sensor assembly
Pro Diagnostic Tip
Applies to models starting with 110.xxxxx (Whirlpool platform). Fabric softener sheets leave a waxy film on sensor bars that insulates them. Clean monthly if using dryer sheets.
You Might Also Notice
- •Auto-dry cycles end too soon with damp clothes
- •Timed dry works but auto-dry does not
- •Clothes overdried on some loads
Parts, Cost & Difficulty
Repair Difficulty
Easy — DIY FriendlyEstimated Repair Cost
$50–$175
Parts + labor. Free diagnosis with repair.
Parts That May Need Replacement
W10857622 moisture sensor assembly
Do You Have the Right Tools?
Gas leak detector ($130), thermal fuse tester ($95), belt tension gauge, and vent inspection camera ($180). Our technician arrives with $15K+ in professional tools — your diagnostic is free.
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What This Repair Involves
Here's what a professional technician does to resolve this issue:
Clean moisture sensor bars with fine sandpaper
This repair requires gas leak detectors, thermal fuse testers, and high-voltage multimeters. Most homeowners find it safer and more cost-effective to have a licensed technician handle it.
Safety First — Know the Risks
Gas dryers carry carbon monoxide and explosion risk. Even electric dryers involve 240V circuits that can deliver a fatal shock. Our techs are licensed and insured — let them handle the risk.
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Ready to Get This Fixed?
Don't let error code F28 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 Kenmore error code F28 mean?
Kenmore error code F28 indicates: Moisture sensor failure. This is a medium-severity issue affecting your dryer.
How do I fix Kenmore error code F28?
Locate the two metal sensor bars inside the drum near the lint screen Then, Clean with fine sandpaper or rubbing alcohol to remove fabric softener residue Then, Test continuity from sensor bars to control board connector 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 dryer has error F28?
Besides the error code on the display, common signs include: Auto-dry cycles end too soon with damp clothes; Timed dry works but auto-dry does not; Clothes overdried on some loads. If you notice any of these symptoms, check your dryer's display panel for error code F28.
How much does it cost to fix Kenmore F28?
Repair costs for Kenmore F28 typically range from $50 to $175 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.