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KitchenAid·Dishwashermedium severity
KitchenAid Dishwasher Error Code F1E1
Water temperature sensor open
Common Causes
- 1NTC thermistor failure
- 2Wiring to sensor broken
- 3Connector corrosion
Step-by-Step Troubleshooting
- 1
Locate the thermistor sensor in the sump area near the wash pump
- 2
Disconnect and measure resistance: approximately 55,000 ohms at 77F (25C)
- 3
An open circuit (infinite) reading confirms sensor failure
- 4
Check wiring harness for breaks, especially near heat sources in the sump area
Pro Diagnostic Tip
On KitchenAid KDTE and KDTM dishwashers, the thermistor is often combined with the OWI (Optical Water Indicator) in a single assembly. An open thermistor causes the dishwasher to default to extended wash times because it cannot verify water temperature.
You Might Also Notice
- •Wash cycles run much longer than expected
- •Water temperature seems incorrect
- •Normal cycle takes over 3 hours
Parts, Cost & Difficulty
Repair Difficulty
Moderate — Some Experience NeededEstimated Repair Cost
$75–$200
Parts + labor. Free diagnosis with repair.
Parts That May Need Replacement
WPW10467289 Thermistor/OWI Sensor AssemblyW10854425 Sensor Harness
Do You Have the Right Tools?
Bearing puller set ($120), drum spider wrench ($85), multimeter ($85), and diagnostic software. Our technician arrives with $15K+ in professional tools — your diagnostic is free.
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Frequently Asked Questions
What does KitchenAid error code F1E1 mean?
KitchenAid error code F1E1 indicates: Water temperature sensor open. This is a medium-severity issue affecting your dishwasher.
How do I fix KitchenAid error code F1E1?
Locate the thermistor sensor in the sump area near the wash pump Then, Disconnect and measure resistance: approximately 55,000 ohms at 77F (25C) Then, An open circuit (infinite) reading confirms sensor failure There are 1 more steps — see the full troubleshooting guide above. This repair typically requires professional tools and expertise.
How do I know if my dishwasher has error F1E1?
Besides the error code on the display, common signs include: Wash cycles run much longer than expected; Water temperature seems incorrect; Normal cycle takes over 3 hours. If you notice any of these symptoms, check your dishwasher's display panel for error code F1E1.
How much does it cost to fix KitchenAid F1E1?
Repair costs for KitchenAid F1E1 typically range from $75 to $200 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.