Error code reference

Maytag Dishwasher Error Code 7-2

Heater stuck on: faulty heater drive circuit on the control.

SourceMaytag Dishwasher MDB4630AWW5 - Tech SheetService Error Codes Table

Diagnostic procedure

The full 7-2 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

1. Unplug dishwasher or disconnect power and replace control. 2. Inspect heater and connections for overheating/shorting. If evidence of overheating or shorts exists, replace.

SourceMaytag Dishwasher MDB4630AWW5 - Tech SheetService Error Codes Table

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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

1 manual in the MyPros+ library documents 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 7-2 procedure

Where this code is documented

Models covered by the manuals that document this code

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