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Error code reference

Maytag Dryer Error Code d-30

UI Microprocessor is not able to read or verify EEPROM (cycles and price display disabled until diagnostic code is manually cleared).

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What the d-30 error code actually means

Your Maytag dryer's control board is having trouble reading the memory chip that stores its cycle and pricing settings, so those features have been turned off as a safety measure. This is not a mechanical problem with the drum or heat system, but the dryer may not operate normally until a technician clears the error through a diagnostic process. If the error keeps coming back, the control board likely needs to be replaced.

Diagnostic procedure

The full d-30 procedure

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1
Confirm the fault
Power cycle the unit: switch off the breaker for 60 seconds, then restore power. If the code returns, the fault is persistent and the procedure below isolates the cause.
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Most common causes of d-30

Ranked by how often they cause this code
  1. 1Corrupted EEPROM data
  2. 2Failed EEPROM chip on the UI board
  3. 3Faulty UI control board
  4. 4Power surge or voltage spike

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Questions people ask about d-30

What does d-30 mean on a Maytag dryer?
The d-30 code means the UI microprocessor cannot read or verify the data stored in the dryer's EEPROM memory chip. As a result, cycle selection and price display functions are disabled until the code is manually cleared through a diagnostic procedure. It is a control board communication fault, not a mechanical or heating issue.
Will resetting the dryer clear the d-30 code?
A standard power reset by unplugging the unit will not clear the d-30 code. This fault is specifically designed to require a manual clear through the dryer's diagnostic mode. Even after a successful manual clear, the code will return if there is an underlying hardware failure on the UI board.
How much does it cost to repair a d-30 error on a Maytag dryer?
If the issue is a one-time data corruption that clears with a manual diagnostic reset, the cost may only be a service call fee, typically in the range of $75 to $150. If the UI control board needs replacement, parts and labor combined can range from $200 to $450 depending on the model and local labor rates.
Can I fix the d-30 error myself, or do I need a technician?
The d-30 code requires a manual diagnostic clear, which is different from simply unplugging the dryer and plugging it back in. If the error clears and does not return, the cause was likely a temporary power event. If the code keeps reappearing, the UI control board or EEPROM chip has likely failed and replacement is needed, which most homeowners would want a technician to handle.
Is it safe to use my Maytag dryer while the d-30 code is active?
The d-30 fault disables cycle and price display functions, which means the dryer may not operate normally or at all in its current state. Because control board faults can affect how the dryer responds to commands, it is best to have the error diagnosed and cleared before continuing regular use.

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