F20Whirlpool Dishwasher
Whirlpool Dishwasher Error F20 – Meaning, Causes & How to Fix
The appliance detected the appliance cannot remove water within the allowed time.
Medium Severity
Low
Medium
High
Critical
Expert Verified
Reviewed by a Certified Electrical Engineer & Licensed Technician
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Official Meaning
The appliance detected the appliance cannot remove water within the allowed time.
Real-World Causes
- 1Faulty electronic control board
- 2Failed sensor component
- 3Power surge affecting electronics
- 4Faulty electronic control board
- 5Low household water pressure
Symptoms
Look for these signs to confirm error F20 on your Whirlpool Dishwasher:
- Look for these signs to confirm F20 on your
- Whirlpool WDT730PAHZ:
- Display immediately shows error code
- Water remaining inside appliance
- Water remaining inside appliance
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DIY Fix (Safe)
- 1Power cycle the appliance for 5 minutes
- 2Inspect hoses, filters, and accessible sensors
- 3Verify household power and water supply conditions
- 4Run appliance diagnostic mode if available
Professional Action Required
- 1Test electrical components with multimeter
- 2Inspect wiring harness and connectors
- 3Replace defective sensor, pump, motor, or control board if required
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Additional Context
Frequently Asked Questions
What does Whirlpool Dishwasher error F20 mean?
The appliance detected the appliance cannot remove
water within the allowed time.
What causes Whirlpool Dishwasher F20 error?
Common causes include: Faulty electronic control board, Failed sensor
component, Power surge affecting electronics.
How do you fix Whirlpool Dishwasher error F20?
Start with these DIY steps: Power cycle the appliance for 5 minutes. Inspect
hoses, filters, and accessible sensors. If the error persists, professional service may be needed.
Related Error Codes
Other Whirlpool Dishwasher Errors
F01The appliance detected the thermistor reading is
outside expected range
F02The appliance detected the heating element circuit is
malfunctioning
F03The appliance detected insufficient or restricted water
entering the appliance
F04The appliance detected water level exceeded safety
threshold
F26The appliance detected the appliance cannot remove
water within the allowed time
F33The appliance detected the appliance cannot remove
water within the allowed time
F72The appliance detected the appliance cannot remove
water within the allowed time
F73The appliance detected the appliance cannot remove
water within the allowed time
About the Author
Technical Review Team
Reviewed by certified appliance technicians with 10+ years of Whirlpool repair experience. Every error code is verified against manufacturer service manuals and real-world repair data.