Error code reference

Maytag Dishwasher Error Code F4

Detergent fault - no conductivity change detected in the main wash for 10 cycles, either consumer is not using detergent or an error with the detergent cup may be present.

SourceMaytag Dishwasher - Service Manual: DWU9962/9922/9902p. 3-11

Maytag codes Maytag dishwasher codes

Diagnostic procedure

The full F4 procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview

First diagnostic step

Check that consumer is using detergent in the main cup. Check the dispensing of the motor and the wiring to and from the wax motor.

SourceMaytag Dishwasher - Service Manual: DWU9962/9922/9902p. 3-11

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More steps, wiring diagram references, and verified part numbers

Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.

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Where this code is documented

5 manuals in the MyPros+ library document this code for Maytag dishwasher.

Models covered by the manuals that document this code

More models are covered than are listed here.

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The full F4 procedure

Where this code is documented

Models covered by the manuals that document this code

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