Error code reference

Maytag Dishwasher Error Code 1F0

Wash Arm Sensor Error

Wash Arm Sensor Error - five cycles in a row have concluded with a blocked wash arm present; a reset of the built coils is necessary to clear this fault.

First step from the service manual

Check magnet in back rinse arms in pump. Check for operational sensor cluster. Check user loading pattern.

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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M+ Max·Maytag Dishwasher

1F0 on my Maytag Dishwasher

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Wash Arm Sensor Error - five cycles in a row

From Tech Sheet W15355500, p.32:

1.Check magnet in back rinse arms in pump. Check for operational sensor cluster. Check user loading pattern.

2.Measure drain pump winding resistance at connector J7 on the main control. Expected: 12 to 16 ohms at room temperature.

3.Back-probe the pump driver output under load. Verify the board switches the pump at 120 VAC during the drain portion of the cycle.

Part W10876537

Drain pump assembly

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First step from the service manual

Get the full diagnostic procedure for 1F0.

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