F86Whirlpool Dishwasher
Whirlpool Dishwasher Error F86 – Meaning, Causes & How to Fix
The appliance detected the control cannot communicate with the drive motor.
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 control cannot communicate with the drive motor.
Real-World Causes
- 1Mechanical obstruction in pump or motor
- 2Low household water pressure
- 3Failed sensor component
- 4Failed sensor component
- 5Blocked filter or hose
Symptoms
Look for these signs to confirm error F86 on your Whirlpool Dishwasher:
- Look for these signs to confirm F86 on your
- Whirlpool WDT730PAHZ:
- Unusual clicking or buzzing noises
- 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 F86 mean?
The appliance detected the control cannot communicate
with the drive motor.
What causes Whirlpool Dishwasher F86 error?
Common causes include: Mechanical obstruction in pump or motor, Low
household water pressure, Failed sensor component.
How do you fix Whirlpool Dishwasher error F86?
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
F05The appliance detected cooling or ventilation fan is
not operating
F11The appliance detected cooling or ventilation fan is
not operating
F13The appliance detected the control cannot communicate
with the drive motor
F17The appliance detected the control cannot communicate
with the drive motor
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.