Error code reference

Maytag Dishwasher Error Code F7

Turbidity sensor fault

Turbidity sensor fault - an error with the turbidity sensor has been sensed.

First step from the service manual

Check connections to Wash Process Sensor from control board, check for properly operating Wash Process Sensor, then check control board.

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
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F7 on my Maytag Dishwasher

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Turbidity sensor fault - an error with the

From Tech Sheet W16260672, p.44:

1.Check connections to Wash Process Sensor from control board, check for properly operating Wash Process Sensor, then check control board.

2.Measure control board supply voltage at the test points. Expected: 12 VDC and 5 VDC; a drop below 4.75 VDC on the logic rail points to a failed onboard regulator.

3.Inspect all connectors on the main control for corrosion, thermal stress, or backed-out pins. Reseat each connector with the power disconnected.

Part WPW10804018

Electronic control board

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First step from the service manual

Get the full diagnostic procedure for F7.

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