Error code reference
KitchenAid Dishwasher Error Code FLOOD SWITCH ACTIVATED
Flood sensor detected moisture due to lid not sealing, water valve leaking, split spray arm, split…
Flood sensor detected moisture due to lid not sealing, water valve leaking, split spray arm, split inlet/drain hose, blocked drain hose, heater plate O-ring leaks, or moisture on chassis board.
First step from the service manual
Unplug dishwasher or disconnect power, then remove lid and repair or replace lid or motor assembly.
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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