Error code reference
Whirlpool Dishwasher Error Code F3E2
Short circuit in temperature sensing circuit
Short circuit in temperature sensing circuit — incoming water temperature above 167°F (75°C), short-circuited connection or component, or defective temperature sensor.
First step from the service manual
Check incoming water temperature. Check temperature sensor operation during service diagnostic program. Disconnect power and verify all components and connections in temperature sensing circuit with multimeter.
The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.
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- Step-by-step tests with expected resistance, voltage, and continuity values
- Wiring diagram references and connector pinouts from the OEM service manual
- Verified part numbers when replacement is required
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