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Error code reference

Maytag Dishwasher Error Code F1

Motor fault

Maytag codesMaytag dishwasher codes

Motor fault - motor current not changing, an error with the motor has been sensed.

First step from the service manual

Check wiring to motor from control board, then check for bad motor.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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What F1 means on a Maytag dishwasher

The F1 error code on a Maytag dishwasher indicates a motor fault condition. Specifically, the control board has detected that the motor's current draw is not changing as expected during operation. Under normal conditions, the wash motor cycles through varying current levels as it ramps up, runs at speed, and responds to load changes. When the control board monitors the motor circuit and finds that current remains static or fails to respond correctly, it flags an F1 fault and halts operation to prevent further damage.

The wash motor is central to the dishwasher's cleaning function, driving the circulation pump that pressurizes water through the spray arms. A fault in this system can stem from several sources: a wiring failure between the control board and motor, a failed motor winding, a seized pump impeller, or a defective control board that cannot correctly read or supply current to the motor circuit. Because the error is defined by current behavior rather than a simple open or short circuit, intermittent wiring faults and partial motor failures are both plausible culprits.

Diagnosis should begin with a thorough inspection of the wiring harness running from the control board to the motor. Look for burned connectors, pinched wires, or loose terminals that could disrupt the circuit. If wiring checks out, the motor itself should be tested for proper resistance and continuity through its windings. A motor with failed windings or mechanical seizure will need to be replaced to clear the fault and restore normal operation.

Source: manufacturer service documentation.

Common causes of F1

  1. 01

    Faulty or damaged wiring harness

    Wiring / connection

    A broken, burned, or loose wire connection between the control board and the motor can disrupt the current signal the board monitors. Inspect the harness and connectors at both ends for corrosion, melting, or poor seating.

  2. 02

    Failed wash motor

    Part replacement

    Motor windings can fail due to age, overheating, or moisture exposure, causing abnormal or fixed current readings. A motor with a failed winding or internal short will need to be replaced.

  3. 03

    Seized pump impeller

    Wiring / connection

    Debris lodged in the pump can mechanically seize the impeller, causing the motor to stall and produce an abnormal current pattern. Check the pump cavity for broken glass, food debris, or foreign objects.

  4. 04

    Defective control board

    Part replacement

    If the control board cannot accurately send or interpret current signals to the motor circuit, it may trigger a false F1 fault even when the motor is functioning correctly. This is typically diagnosed after ruling out wiring and motor issues.

See the test procedure for each cause

Frequently asked questions about F1

What does F1 mean on a Maytag dishwasher?
The F1 code on a Maytag dishwasher indicates a motor fault, specifically that the control board has detected the motor's current is not changing as expected. This points to a problem in the motor circuit, which could involve the wiring between the control board and the motor, or the motor itself. The dishwasher stops operation when this fault is detected to prevent further damage.
Can I fix the F1 error on my Maytag dishwasher myself?
Some causes of the F1 error are DIY-accessible, such as inspecting and reseating wiring connectors or clearing a seized pump impeller. However, replacing the motor or control board involves working with electrical components and disassembling the dishwasher, which is best approached by someone comfortable with appliance repair. If you are not experienced with electrical diagnostics, having a technician handle motor or board replacement is recommended.
Is it safe to keep using my dishwasher with an F1 error?
No. The F1 fault indicates the motor is not operating correctly, and continuing to run the dishwasher could worsen the underlying issue or cause additional component damage. The dishwasher should remain out of service until the fault is diagnosed and the faulty component is repaired or replaced.
Will resetting my Maytag dishwasher clear the F1 error?
A reset may temporarily clear the F1 code, but if the underlying motor or wiring fault is still present, the error will return once the dishwasher attempts to run the motor again. A reset is useful for confirming whether the fault is persistent, but it does not repair the problem causing the code.
How much does it cost to repair an F1 error on a Maytag dishwasher?
Repair costs vary depending on the failed component. Wiring repairs or clearing a seized impeller are relatively low-cost fixes, often falling in the range of a basic service call fee. Motor replacement typically costs more due to both the part and labor involved, generally ranging from $150 to $350 or more depending on your location and the specific model. Control board replacement tends to be at the higher end of that range.

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