F01Whirlpool Dishwasher
Whirlpool Dishwasher Error F01 – Meaning, Causes & How to Fix
The appliance detected the thermistor reading is outside expected range.
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 thermistor reading is outside expected range.
Real-World Causes
- 1Failed sensor component
- 2Power surge affecting electronics
- 3Mechanical obstruction in pump or motor
- 4Power surge affecting electronics
- 5Loose wiring harness
Symptoms
Look for these signs to confirm error F01 on your Whirlpool Dishwasher:
- Look for these signs to confirm F01 on your
- Whirlpool WDT730PAHZ:
- Cycle stops unexpectedly
- Display immediately shows error code
- 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 F01 mean?
The appliance detected the thermistor reading is
outside expected range.
What causes Whirlpool Dishwasher F01 error?
Common causes include: Failed sensor component, Power surge affecting
electronics, Mechanical obstruction in pump or motor.
How do you fix Whirlpool Dishwasher error F01?
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
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
F05The appliance detected cooling or ventilation fan is
not operating
F10The appliance detected the thermistor reading is
outside expected range
F12The appliance detected the thermistor reading is
outside expected range
F39The appliance detected the thermistor reading is
outside expected range
F41The appliance detected the thermistor reading is
outside expected range
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.