Error code reference

Maytag Washer Error Code F73

UIC microprocessor error: UIC microprocessor is not able to read or verify EEPROM. Cycles and price display disabled until diagnostic code is manually cleared.

SourceMaytag Commercial Washer - Service Manual: 50Hz Stacked Unit (2014+)Page 6 (dryer), Page 10 (washer)

Diagnostic procedure

The full F73 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
1
First diagnostic step
Clear error code, unplug washer or disconnect power, wait 2 minutes before reconnecting power, verify UIC by attempting to start a cycle or run diagnostic mode.

SourceMaytag Commercial Washer - Service Manual: 50Hz Stacked Unit (2014+)Page 6 (dryer), Page 10 (washer)

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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