KitchenAid Control Board Logic Fault or Sensor Not Updating

Dishwasher runs but never advances to the next cycle stage; appears stuck on wash or drain.

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Failed main control board, faulty thermistor not reporting temperature change, stuck float switch, sensor wiring issue

Safety First: Disconnect power before testing sensors.

Reset and observe:

Turn off power for 5 minutes, restore, and run a cycle while observing whether water heats and drains properly.

Check sensors:

Test thermistor, float switch, and other sensors as described in related entries (F3E1, 6-4).

If sensors are good:

The main control board may be unable to advance the program and likely needs replacement.

Hard 4/5

Main Control Board

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